{"title":"4 Piston Racing","description":null,"products":[{"product_id":"4-piston-racing-modified-ported-honda-oil-pump-b-series","title":"4 Piston Racing Modified Ported Honda Oil Pump B-Series","description":"\u003cp\u003eThe stock oil pump is a great piece for up to 9,000 rpm in drag racing and 8,000 rpm in endurance racing. Past that, there can be cavitation issues and oil pressure drops as temperatures rise. Our ported pump increases flow by 25% and will allow continuous use above 9,000 rpm. The pump has been tested as high as 12,000 rpm with great success. We start with a brand new OEM oil pump from Honda, disassemble, port and smooth oil passages to increase flow. The pumps are then cleaned, oiled, reassembled and repackaged. This part is cheap insurance to protect your multi-thousand dollar investment.\u003c\/p\u003e","brand":"4 Piston Racing","offers":[{"title":"Default Title","offer_id":62764346474826,"sku":"4PR-BPUMP","price":644.87,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/6116\/1034\/files\/4-piston-racing-modified-ported-honda-oil-pump-b-series-sump-pans-baffles-436.webp?v=1784498722"},{"product_id":"4-piston-racing-diamond-claw-crank-lock-honda-b-series","title":"4 Piston Racing Diamond Claw Crank Lock Honda B-Series","description":"\u003cp\u003e4P Diamond Claw® flywheel surface lock helps to prevent flywheel bolts from backing out of the crankshaft in high rpm applications where vibrations and harmonics often cause welding of the flywheel to the crank. In the event that the flywheel does become loose and start to vibrate against the crank, this surface lock can help to protect the crank and prevent damage.\u003c\/p\u003e \u003cp\u003eDiamond Claw® Surface Locks have successfully eliminated fretting (surface welding) in every application they have been used in. With an installed thickness of .008 inch, a Diamond Claw® will not affect driveline alignment. Diamond Claw® locks consist of precisely sized CBN (diamond) particles that are plated onto proprietary fatigue resistant steel. The uniformity of both diamond particle spacing and overall thickness insured complete contact across the entire Diamond Claw® surface. Diamond with an exceptional hardness of 10,000 Vickers are held within a plating matrix of 950 Vickers. This combination of extreme hardness and toughness allow Diamond Claws® to penetrate surfaces hardened to Hrc 65.\u003c\/p\u003e","brand":"4 Piston Racing","offers":[{"title":"B-Series","offer_id":62764358893898,"sku":"4P-BSERIES-DC","price":107.47,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/6116\/1034\/files\/4-piston-racing-diamond-claw-crank-lock-honda-b-series-clutch-flywheel-679.webp?v=1784498912"},{"product_id":"4piston-racing-modified-ported-honda-oil-pump-k-series-k20-k24","title":"4Piston Racing Modified Ported Honda Oil Pump K-Series K20\/K24","description":"\u003cp\u003e4PISTON Oil Pump. The stock K20 oil pump is a great piece for up to 9,000 rpm bursts. Beyond 9,000 the stock oil pump starts to cavitate. Continuous duty at high rpm and in endurance racing with very high oil temperature, this cavitation can be catastrophic. Our ported pump will allow continuous use above 9,000 rpm, and we have run the pump beyond 11,000 rpm with great success. We start with a brand new OEM oil pump from Honda, disassemble and port and notch for fitment on both K20 and K24 engines. The pump is then cleaned, oiled, and reassembled. This critical part is cheap insurance for your multi-thousand dollar investment. In a straight back to back comparison, this pump will make 3-4hp more than a modified S2000 pump.\u003c\/p\u003e","brand":"4 Piston Racing","offers":[{"title":"Default Title","offer_id":62764421579082,"sku":"4PR-KPUMP","price":498.04,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/6116\/1034\/files\/4piston-racing-modified-ported-honda-oil-pump-k-series-k20-k24-sump-pans-baffles-650.webp?v=1784499741"},{"product_id":"4piston-heavy-hitter-flywheel-bolts-honda-k-series-k20-k24","title":"4Piston Heavy Hitter Flywheel Bolts Honda K-Series K20 K24","description":"\u003cp\u003e4PISTON Flywheel Bolts. 4P Flywheel bolts are stronger and reusable, unlike the OEM flywheel bolts. They are also the proper length for all aftermarket crankshafts, which frequently have shallower threaded bolt sections. Say goodbye to loose flywheels, ruined crankshafts and clutches, and stop buying new bolts every time you unbolt your flywheel.\u003c\/p\u003e","brand":"4 Piston Racing","offers":[{"title":"Default Title","offer_id":62764424036682,"sku":"4PK20-FWB-1","price":147.47,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/6116\/1034\/files\/4piston-heavy-hitter-flywheel-bolts-honda-k-series-k20-k24-clutch-904.webp?v=1784499786"},{"product_id":"4piston-racing-k-series-race-oil-pan-baffle-honda-k20-k24","title":"4Piston Racing K-Series Race Oil Pan Baffle Honda K20 K24","description":"\u003cp\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e\u003cbr\u003eK20 and K24 engines with STEEL Oil Pan.  This is the black pan from CRV, Accord, TSX, etc.  It does not fit aluminum K20 pans.\u003c\/p\u003e \u003cp\u003eThe 4P oil pan baffle is designed to keep oil at your oil pump pickup under extreme G-Forces in all directions.  If you have spent enough time on track in your K-Series powered car, you know that you will see oil pressure drops under certain braking and cornering conditions.  The more grip and more capability you add to your car, the more you see this condition.\u003c\/p\u003e \u003cp\u003eThe 4P baffle eliminates this issue and is very easy to install.  Other baffles drop in loose or require welding, but the 4P Baffle bolts in securely and also serves as a windage tray. This design does not require you to remove the oil pump to install.  Easily install on the ground or on a lift.  The 4P oil pan baffle is the ultimate solution for a healthy track day engine.\u003c\/p\u003e \u003cp\u003eBe sure to check out the 4P Ported Oil Pump as well.\u003c\/p\u003e \u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003ePlanning on using your car on track? We recommend installing a baffle in your sump. Find out why, \u003ca href=\"https:\/\/www.tegiwaimports.com\/blog\/comparisons-testing\/why-you-need-to-fit-a-baffle-to-your-oil-sump\/\" rel=\"noopener\" target=\"_blank\"\u003ehere.\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"4 Piston Racing","offers":[{"title":"Default Title","offer_id":62764426428746,"sku":"4PR-K20-K24-RACE-BAFFLE","price":287.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/6116\/1034\/files\/527738023_18413632609107471_3082181018686117780_n.jpg?v=1784499806"},{"product_id":"4-piston-racing-arp-crank-pulley-bolt-honda-k20-k24-k24z-k20c1-f20c-f22c","title":"4 Piston Racing ARP Crank Pulley Bolt Honda K20 K24 K24Z K20C1 F20C F22C","description":"\u003cp\u003eReplace that old and crusty crank pulley bolt with a more durable ARP replacement.  There is nothing worse than putting your hard earned money into building a masterpiece engine and having to top it off with a crummy looking oxidized OEM bolt.\u003cbr\u003e\u003cbr\u003eThis is a direct replacement for the OEM bolt and can be torqued and reused as many times as you like.  This bolt has a much higher clamping load with its drastically increase yield and tensile strength.  ARP and 4 Piston are proudly engraved on the head of the bolt.\u003c\/p\u003e \u003cp\u003eFits K20, K24, K24Z, K20C1, F20C, F22C\u003c\/p\u003e","brand":"4 Piston Racing","offers":[{"title":"Default Title","offer_id":62764428099914,"sku":"4PRR-CRNKPULBOLT","price":58.18,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/6116\/1034\/files\/4-piston-racing-arp-crank-pulley-bolt-honda-k20-k24-k24z-k20c1-f20c-f22c-misc-auxilliary-431.webp?v=1784499821"},{"product_id":"4-piston-racing-k-series-intake-exhaust-adjustable-cam-gears","title":"4 Piston Racing K-Series Intake \u0026 Exhaust Adjustable Cam Gears","description":"\u003cp\u003e\u003cspan\u003e4 Piston K-Series Cam Gears are \u003cstrong\u003eTHE\u003c\/strong\u003e highest quality gears on the market, with an innovative design to help you during the cam degree process. Not only can they be used in the same manner as a traditional cam gear, they also feature alignment holes with an alignment tool that allows you to move it an exact number of degrees, put the pin in to align it, then tighten the bolts. If you want to advance 2 degrees, move the gear 2 on the face, slide the pin in, and it will move exactly 2 degrees. Not only does this save you time during the cam degree process, you can also offer your customers different settings for their cam centerlines with simple instructions to move to a specific pin location, slide the alignment pin in, and tighten the gears down. It removes any margin of human error and ensures that they get their valve timing events exactly where you asked them to be.\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e\u003cstrong\u003eWhy are 4P Gears Better?\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eARP fasteners that are larger for increased holding strength\u003c\/li\u003e \u003cli\u003e175 grams lighter than competitive offerings, but with stronger materials and design\u003c\/li\u003e \u003cli\u003eInnovative cam degree system where the markings actually mean something\u003c\/li\u003e \u003cli\u003eMADE IN THE USA, with USA Billet Steel\u003c\/li\u003e \u003c\/ul\u003e","brand":"4 Piston Racing","offers":[{"title":"Intake","offer_id":62764430655818,"sku":"4PR-KCAMGEAR-INTAKE","price":169.0,"currency_code":"GBP","in_stock":true},{"title":"Exhaust","offer_id":62764430688586,"sku":"4PR-KCAMGEAR-EXHAUST","price":247.13,"currency_code":"GBP","in_stock":true},{"title":"Both","offer_id":62764430721354,"sku":"4PR-KCAMGEAR-BOTH","price":388.61,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/6116\/1034\/files\/4-piston-racing-k-series-intake-exhaust-adjustable-cam-gears-cams-valvetrain-471.webp?v=1784499850"},{"product_id":"4-piston-racing-k24-k320-2-4l-complete-engine-no-core-required-including-valve-cover","title":"4 Piston Racing K24-K320 2.4L Complete Crate Engine","description":"\u003cp\u003eThe 4 Piston Racing K320 Crate Engine provides the ultimate performance and reliability for your street or race car.  The best part is, NO CORE REQUIRED and no wait time.  These are built from brand new K24A engine cores and you don't need to wait for them to be built.  They are in stock!\u003c\/p\u003e \u003cp\u003eThis 2.4L Naturally Aspirated engine offers a smooth idle and daily drivable street manners. When you are ready to roll into the throttle, the engine is full of low end punch and comes to life with Honda's i-VTEC system. The high flow CNC cylinder head and high lift camshaft allow this engine to accelerate its 320hp aggressively beyond 9000 rpm. Lean into the throttle on an open road and the power and sound experience is liberating. All this with the peace of mind that you are commanding a durable and reliable engine.  Power level is quoted based on pump gasoline and popular street induction and header.  Race pieces will increase output. \u003c\/p\u003e \u003cul\u003e \u003cli\u003eBrand New OEM engine core!\u003c\/li\u003e \u003cli\u003eStock cylinder sleeve Honda K24 engine block 99mm stroke x 87mm bore\u003c\/li\u003e \u003cli\u003eForged H-Beam connecting rod\u003c\/li\u003e \u003cli\u003eWiseco Armor Plated 12.5:1 piston\u003c\/li\u003e \u003cli\u003eKing race bearings, ARP fasteners, Cometic Head Gasket\u003c\/li\u003e \u003cli\u003e4P Pro TSX CNC Cylinder Head with Ferrea 6000 Valves\u003c\/li\u003e \u003cli\u003e4P High Performance Street Valve Spring Kit\u003c\/li\u003e \u003cli\u003e4P tool steel billet RR4 iVTEC camshafts\u003c\/li\u003e \u003cli\u003e4P Ported oil pump and baffled sump\u003c\/li\u003e \u003cli\u003eAll new Honda timing components and hardware\u003c\/li\u003e \u003cli\u003eMeticulously assembled and supplied with detailed build sheets.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eRecommended Use\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eDaily Street Use\u003c\/li\u003e \u003cli\u003eAuto X\u003c\/li\u003e \u003cli\u003eTrack Use\u003c\/li\u003e \u003cli\u003eMinimum 91 Octane Pump Gas \/ E85 \/ Race Fuel\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eFeatures and Benefits\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eArmor Plated Forged Pistons and Forged Connecting Rods\u003c\/li\u003e \u003cli\u003ePremium Valvetrain Components for Extended Durability\u003c\/li\u003e \u003cli\u003ePrecision Machined CNC Cylinder Head Designed for use throughout the powerband\u003c\/li\u003e \u003cli\u003eMeticulously Assembled - Supplied with full engine specifications and tolerances\u003c\/li\u003e \u003cli\u003eRecommend periodic maintenance procedures\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eWhen you purchase a 4 Piston Racing complete engine, you aren't just buying any run-of-the-mill engine package. You are investing in a fully developed and tested engine program that is designed not only for maximum power output, but also for maximum durability. Our engines are meticulously assembled with a great deal of pride in a clean environment, using the only the finest calibrated tools and by engine builders who specialize in performance racing applications. \u003c\/p\u003e","brand":"4 Piston Racing","offers":[{"title":"Default Title","offer_id":62764439077194,"sku":"4PR-K24-K320","price":11295.87,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/6116\/1034\/files\/4-piston-racing-k24-k320-2-4l-complete-crate-engine-blocks-370.webp?v=1784499975"},{"product_id":"4-piston-racing-k20-k330-2-0l-complete-engine-road-race-rally-no-core-required-including-valve-cover","title":"4 Piston Racing K20-K330 2.0L Complete Crate Engine - Road Race \/ Rally","description":"\u003cp\u003eThe 4 Piston Racing 2.0L K330 Endurance Engine is specifically designed for maximum power output and extended durability. This engine is a \"no-compromises\" approach using the highest quality components available, starting with a rigid 4P ductile iron sleeve and our durable I-beam billet steel connecting rod. This long ratio rod is connected to a strutted ultra lightweight, short-skirt piston with tool steel wrist pin. The piston and ring package are specifically designed for this engine to provide superior ring seal and extended use in abusive conditions. Air and fuel move through this engine via our Pro TSX+ 1 CNC Cylinder Head and 4P RR3 billet camshaft, both that were specifically developed for this 2.0L engine package. We are on the cutting edge of 4 valve cylinder head technology and you will not find similar performance in any other cylinder head. Valve motion is controlled by the highest quality PAC valve spring. Oil pressure and controlled by a 4P CNC Ported oil pump and baffled pan, designed to keep your engine properly lubricated in the most extreme g forces in all directions. When you buy a 4P Endurance Engine you aren't just investing in a top competitor, you are investing in a customer support system and an engine program that you can depend on for multiple race seasons.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e4P rigid ductile iron sleeve Honda K20  engine block 86mm stroke x 86mm bore\u003c\/li\u003e \u003cli\u003eOptional larger bore up to 90mm if your class allows more displacement.\u003c\/li\u003e \u003cli\u003e4P I-beam long rod connecting to an 18mm tool steel wrist pin\u003c\/li\u003e \u003cli\u003e4P Wiseco strutted box forged ultra lightweight piston, armor plated, high compression\u003c\/li\u003e \u003cli\u003eACL race bearings, ARP fasteners, exclusive 4P spec head gasket for better seal\u003c\/li\u003e \u003cli\u003e4P Pro TSX+1 CNC Cylinder head, Ferrea valves, Ferrea PAC HD valve springs, retainers, and locks\u003c\/li\u003e \u003cli\u003e4P tool steel billet RR3 iVTEC camshafts\u003c\/li\u003e \u003cli\u003e4P Ported oil pump and baffled sump\u003c\/li\u003e \u003cli\u003eAll new Honda timing components and hardware\u003c\/li\u003e \u003cli\u003eComplete engine valve cover to oil pan\u003c\/li\u003e \u003cli\u003eMeticulously assembled and supplied with detailed build sheets\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eRecommended Use\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eRoad Race\u003c\/li\u003e \u003cli\u003eTime Attack\u003c\/li\u003e \u003cli\u003eRally Race\u003c\/li\u003e \u003cli\u003eRace fuel recommended (compression can be altered to operate with spec fuel)\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eFeatures and Benefits\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eDurable components and coatings that are designed to last\u003c\/li\u003e \u003cli\u003e4P Pro TSX+1 CNC Cylinder Head with the latest in 4 valve cylinder head technology\u003c\/li\u003e \u003cli\u003ePremium PAC valvetrain designed for long life\u003c\/li\u003e \u003cli\u003e4P Oil Pump and baffled pan provide superior oiling at all rpm ranges under cornering, acceleration and heavy braking\u003c\/li\u003e \u003cli\u003eOptional 4P vented Engraved Valve Cover\u003c\/li\u003e \u003cli\u003eCleanliness and attention to detail that everyone will be proud to own\u003c\/li\u003e \u003cli\u003eMeticulously Assembled - Supplied with full engine specifications and tolerances\u003c\/li\u003e \u003cli\u003eRecommend periodic maintenance procedures\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eWhen you purchase a 4 Piston Racing complete engine, you aren't just buying any run-of-the-mill engine package. You are investing in a fully developed and tested engine program that is designed not only for maximum power output, but also for maximum durability. Our engines are meticulously assembled with a great deal of pride in a clean environment, using the only the finest calibrated tools and by engine builders who specialize in performance racing applications. \u003c\/p\u003e","brand":"4 Piston Racing","offers":[{"title":"Default Title","offer_id":62764442124618,"sku":"4PR-K20-330","price":14124.17,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/6116\/1034\/files\/4-piston-racing-k20-k330-2-0l-complete-crate-engine-road-race-rally-blocks-323.webp?v=1784500013"},{"product_id":"4-piston-racing-k-series-extreme-race-chain-guides-k20","title":"4 Piston Racing K-Series Extreme Race Chain Guides K20","description":"\u003cp\u003e4 Piston Extreme Race Chain Guides are one of the biggest breakthroughs EVER for K-Series engines. This is the Achilles heel of this engine, and you can now consider it resolved. Honda's timing system is perfectly fine for lower rpm operation with stock camshafts and pump gasoline. In a harsh racing environment, we have increased the RPM substantially, raised the spring pressures to handle this RPM, have installed camshafts with massive lift, and use fuels that contaminate the oil and break down the OEM chain guide. A stock chain guide cannot handle the rpm. The plastic starts moving back and for erratically and begins to stretch. The racing fuels break down the plastic and soften it until it fails.\u003cbr\u003e\u003cbr\u003eOur one-piece design eliminates the movement of the guide against the aluminum and is made of a space-age material that is much stronger than aluminum, but is not broken down by ANY fuels including methanol and nitromethane. The chain rides in a guided channel and the path of the chain has been altered to eliminate slap from the chain under extreme RPM conditions. You can race on these guides for YEARS and when you take them out of the engine they will look brand new. This can save you thousands of dollars per year in chain, guide, and tensioner maintenance....and much more by eliminating this critical failure point in these engines.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy are these better than other attempts at chain guides?\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\u003cstrong\u003eThe one-piece design eliminates the guide moving back and forth against the metal.\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong\u003eWe didn't just duplicate a stock guide of alternate materials, we reshaped it to control the chain motion at high rpm.\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong\u003eOthers use material to be compatible with fuels, but the plastic is brittle and fails faster than even a stock guide.\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong\u003eRace on it, and take a look....you cannot see any wear on these guides after use. This material is super expensive, and used in all sorts of extreme applications....even replacement for critical human bones.\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong\u003eMADE IN THE USA 100%\u003c\/strong\u003e\u003c\/li\u003e \u003c\/ul\u003e","brand":"4 Piston Racing","offers":[{"title":"Default Title","offer_id":62764443205962,"sku":"4PR-EXTCHAINGUIDES-K20","price":903.37,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/6116\/1034\/files\/4-piston-racing-k-series-extreme-race-chain-guides-k20-timing-belts-chains-577.webp?v=1784500033"},{"product_id":"4-piston-racing-k-series-extreme-race-chain-guides-k24-clearance-sale","title":"4 Piston Racing K-Series Extreme Race Chain Guides K24 - CLEARANCE SALE","description":"\u003cp\u003e4 Piston Extreme Race Chain Guides are one of the biggest breakthroughs EVER for K-Series engines. This is the Achilles heel of this engine, and you can now consider it resolved. Honda's timing system is perfectly fine for lower rpm operation with stock camshafts and pump gasoline. In a harsh racing environment, we have increased the RPM substantially, raised the spring pressures to handle this RPM, have installed camshafts with massive lift, and use fuels that contaminate the oil and break down the OEM chain guide. A stock chain guide cannot handle the rpm. The plastic starts moving back and for erratically and begins to stretch. The racing fuels break down the plastic and soften it until it fails.Our one-piece design eliminates the movement of the guide against the aluminum and is made of a space-age material that is much stronger than aluminum, but is not broken down by ANY fuels including methanol and nitromethane. The chain rides in a guided channel and the path of the chain has been altered to eliminate slap from the chain under extreme RPM conditions. You can race on these guides for YEARS and when you take them out of the engine they will look brand new. This can save you thousands of dollars per year in chain, guide, and tensioner maintenance....and much more by eliminating this critical failure point in these engines. \u003cbr\u003eWhy are these better than other attempts at chain guides?\u003c\/p\u003e  \u003cp\u003eThe one-piece design eliminates the guide moving back and forth against the metal. \u003cbr\u003eWe didn't just duplicate a stock guide of alternate materials, we reshaped it to control the chain motion at high rpm. \u003cbr\u003eOthers use material to be compatible with fuels, but the plastic is brittle and fails faster than even a stock guide. \u003cbr\u003eRace on it, and take a look....you cannot see any wear on these guides after use. 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When you are ready to roll into the throttle, the engine is full of low-end punch and comes to life with Honda's i-VTEC system. The high flow CNC cylinder head and turbo camshaft allow this engine to accelerate aggressively beyond 9000 rpm. Lean into the throttle on an open road and the power and sound experience is liberating. All this with the peace of mind that you are commanding a durable and reliable engine.  Power level is quoted based on our recommended power level with a turbocharger.  We put a heavy-duty connecting rod, piston, and fasteners specific for turbo engines.  People certainly have pushed them harder than we specify with the parts that are included.  \u003c\/p\u003e \u003cul\u003e \u003cli\u003eBrand New OEM engine core!\u003c\/li\u003e \u003cli\u003eStock cylinder sleeve Honda K24 engine block 99mm stroke x 87mm bore\u003c\/li\u003e \u003cli\u003eSaenz Performance Series I-Beam Connecting Rod\u003c\/li\u003e \u003cli\u003eWiseco Armor Plated 10.5:1 piston\u003c\/li\u003e \u003cli\u003eKing race bearings, ARP fasteners, Cometic Head Gasket\u003c\/li\u003e \u003cli\u003e4P Pro TSX CNC Cylinder Head with Ferrea Comp Plus Valves\u003c\/li\u003e \u003cli\u003e4P High Performance Street Valve Spring Kit\u003c\/li\u003e \u003cli\u003e4P tool steel billet RR3\/Outlaw iVTEC camshafts\u003c\/li\u003e \u003cli\u003e4P Ported oil pump and baffled sump\u003c\/li\u003e \u003cli\u003eAll new Honda timing components and hardware\u003c\/li\u003e \u003cli\u003eMeticulously assembled and supplied with detailed build sheets.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eRecommended Use\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eDaily Street Use\u003c\/li\u003e \u003cli\u003eAuto X\u003c\/li\u003e \u003cli\u003eTrack Use\u003c\/li\u003e \u003cli\u003eMinimum 91 Octane Pump Gas \/ E85 \/ Race Fuel\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eFeatures and Benefits\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eArmor Plated Forged Pistons and Premium Forged Connecting Rods\u003c\/li\u003e \u003cli\u003ePremium Valvetrain Components for Extended Durability\u003c\/li\u003e \u003cli\u003ePrecision Machined CNC Cylinder Head Designed for use throughout the powerband\u003c\/li\u003e \u003cli\u003eMeticulously Assembled - Supplied with full engine specifications and tolerances\u003c\/li\u003e \u003cli\u003eRecommend periodic maintenance procedures\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eWhen you purchase a 4 Piston Racing complete engine, you aren't just buying any run-of-the-mill engine package. You are investing in a fully developed and tested engine program that is designed not only for maximum power output, but also for maximum durability. 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This engine is a \"no-compromises\" approach using the highest quality components available, starting with a rigid 4P ductile iron sleeve and our durable I-beam billet steel connecting rod. This long ratio rod is connected to a strutted ultra lightweight, short-skirt piston with tool steel wrist pin. The piston and ring package are specifically designed for this engine to provide superior ring seal and extended use in abusive conditions. Air and fuel move through this engine via our infamous 400 CFM \"Pro 163\" CNC Cylinder Head and 4P RR4 billet camshaft. We are on the cutting edge of 4 valve cylinder head technology and you will not find similar performance in any other cylinder head. Valve motion is controlled by the highest quality PAC valve spring. Oil pressure and controlled by a 4P CNC Ported oil pump and baffled pan, designed to keep your engine properly lubricated in the most extreme g forces in all directions. When you buy a 4P Endurance Engine you aren't just investing in a top competitor, you are investing in a customer support system and an engine program that you can depend on for multiple race seasons.\u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/aLeJv0ZL6zo?si=lzav3pT4qAWRregR\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e4P rigid ductile iron sleeve Honda K20 or K24 engine block 99mm stroke x 89.5mm bore\u003c\/li\u003e \u003cli\u003e4P I-beam long rod connecting to an 18mm tool steel wrist pin\u003c\/li\u003e \u003cli\u003e4P Wiseco strutted box forged ultra lightweight piston, armor plated, 89.5mm high compression\u003c\/li\u003e \u003cli\u003eACL race bearings, ARP fasteners, exclusive 4P spec head gasket for better seal\u003c\/li\u003e \u003cli\u003e4P Pro 163 CNC Cylinder head, 4P custom valves, Ferrea PAC HD valve springs, retainers, and locks\u003c\/li\u003e \u003cli\u003e4P tool steel billet RR4 iVTEC camshafts\u003c\/li\u003e \u003cli\u003e4P Ported oil pump and baffled sump\u003c\/li\u003e \u003cli\u003eAll new Honda timing components and hardware\u003c\/li\u003e \u003cli\u003eComplete engine valve cover to oil pan\u003c\/li\u003e \u003cli\u003eMeticulously assembled and supplied with detailed build sheets\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eRecommended Use\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eRoad Race\u003c\/li\u003e \u003cli\u003eTime Attack\u003c\/li\u003e \u003cli\u003eRally Race\u003c\/li\u003e \u003cli\u003eRace fuel recommended (compression can be altered to operate with spec fuel)\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eFeatures and Benefits\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eDurable components and coatings that are designed to last\u003c\/li\u003e \u003cli\u003e4P Super Pro 163 CNC Cylinder Head with the latest in 4 valve cylinder head technology\u003c\/li\u003e \u003cli\u003ePremium PAC valvetrain designed for long life\u003c\/li\u003e \u003cli\u003e4P Oil Pump and baffled pan provide superior oiling at all rpm ranges under cornering, acceleration and heavy braking\u003c\/li\u003e \u003cli\u003e4P vented and Engraved Valve Cover Available\u003c\/li\u003e \u003cli\u003eCleanliness and attention to detail that everyone will be proud to own\u003c\/li\u003e \u003cli\u003eMeticulously Assembled - Supplied with full engine specifications and tolerances\u003c\/li\u003e \u003cli\u003eRecommend periodic maintenance procedures\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eWhen you purchase a 4 Piston Racing complete engine, you aren't just buying any run-of-the-mill engine package. You are investing in a fully developed and tested engine program that is designed not only for maximum power output, but also for maximum durability. Our engines are meticulously assembled with a great deal of pride in a clean environment, using the only the finest calibrated tools and by engine builders who specialize in performance racing applications. \u003c\/p\u003e","brand":"4 Piston Racing","offers":[{"title":"Default Title","offer_id":62764449071434,"sku":"4PR-K24-400","price":15510.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/6116\/1034\/files\/4-piston-racing-k24-k400-2-5l-complete-crate-engine-road-race-rally-blocks-929.webp?v=1784500099"},{"product_id":"4-piston-racing-x-skunk2-k24-billet-timing-cam-chain-cover","title":"4 Piston Racing X Skunk2 K24 Billet Timing Cam Chain Cover","description":"\u003cp\u003eIntroducing the 4 Piston Racing \/ Skunk2 Racing collaboration Billet Timing Chain cover.  Ever since Skunk2 released these we have loved to use them on our engines.  They look great and they make life easy on the dyno and at the racetrack when servicing your engine.  This is a product that Skunk2 innovated, and others have copied.  We like to honor and respect someone's innovation, so we collaborated with Skunk2 on this cover so that your Billet Side cover can say 4 Piston Racing and have a 4P tensioner cover.  Some of the new features include a built-in lower chain guide and an o-ring seal between the top and bottom sections.\u003c\/p\u003e \u003cp\u003eIntroduced over a decade ago, the Skunk2 is ‘The Original’ K-Series Billet Timing Chain Cover. Each cover is CNC machined from billet 6061 aluminum and features a two-piece design which facilitates easy timing gear access and cylinder head removal. The multi-piece design allows each cover to easily be surfaced to fit engines with reduced head and deck heights. The interface between the upper and lower covers is sealed using an O-ring gasket set in a machined groove.\u003c\/p\u003e \u003cp\u003eThe Skunk2 Timing Chain Cover features an oversized access door for easy timing chain tensioner access, as well as an integrated chain-guide that prevents the chain from jumping teeth and losing its index position when cams or the head is removed. Additionally, the Skunk2 timing chain cover is 14% (10oz) lighter in weight than the OE timing cover.\u003c\/p\u003e \u003cp\u003eBased on functionality, weight savings, and pure looks alone, the Skunk2 Front Timing chain cover is a must have for any serious engine builder. ‘Skunk2 Racing’ is engraved on the upper cover and our mantra ‘Innovate or Die’ is engraved on the lower cover as words of encouragement to anyone with a competitive spirit.\u003c\/p\u003e \u003cp\u003eFeatures:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eCNC Machined from 6061 Aluminum Billet\u003c\/li\u003e \u003cli\u003e2-Piece Modular Design for Quick and Easy Access\u003c\/li\u003e \u003cli\u003e14% Weight Savings over OEM Cover\u003c\/li\u003e \u003cli\u003eTiming Chain Guide Integrated into the Design\u003c\/li\u003e \u003cli\u003eOversized Timing Chain Tensioner Access Door\u003c\/li\u003e \u003cli\u003eStainless Steel Mounting Hardware Included\u003c\/li\u003e \u003cli\u003eOEM Fitment; No Modifications Required\u003c\/li\u003e \u003c\/ul\u003e","brand":"4 Piston Racing","offers":[{"title":"Default Title","offer_id":62764454379850,"sku":"4PR-4PRK24BTCC","price":505.78,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/6116\/1034\/files\/4-piston-racing-x-skunk2-k24-billet-timing-cam-chain-cover-belts-chains-602.webp?v=1784500151"},{"product_id":"4-piston-racing-k-series-extreme-race-chain-guides-k24","title":"4 Piston Racing K-Series Extreme Race Chain Guides K24","description":"\u003cp\u003e4 Piston Extreme Race Chain Guides are one of the biggest breakthroughs EVER for K-Series engines. This is the Achilles heel of this engine, and you can now consider it resolved. Honda's timing system is perfectly fine for lower rpm operation with stock camshafts and pump gasoline. In a harsh racing environment, we have increased the RPM substantially, raised the spring pressures to handle this RPM, have installed camshafts with massive lift, and use fuels that contaminate the oil and break down the OEM chain guide. A stock chain guide cannot handle the rpm. The plastic starts moving back and for erratically and begins to stretch. The racing fuels break down the plastic and soften it until it fails.\u003cbr\u003e\u003cbr\u003eOur one-piece design eliminates the movement of the guide against the aluminum and is made of a space-age material that is much stronger than aluminum, but is not broken down by ANY fuels including methanol and nitromethane. The chain rides in a guided channel and the path of the chain has been altered to eliminate slap from the chain under extreme RPM conditions. You can race on these guides for YEARS and when you take them out of the engine they will look brand new. This can save you thousands of dollars per year in chain, guide, and tensioner maintenance....and much more by eliminating this critical failure point in these engines.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy are these better than other attempts at chain guides?\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\u003cstrong\u003eThe one-piece design eliminates the guide moving back and forth against the metal.\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong\u003eWe didn't just duplicate a stock guide of alternate materials, we reshaped it to control the chain motion at high rpm.\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong\u003eOthers use material to be compatible with fuels, but the plastic is brittle and fails faster than even a stock guide.\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong\u003eRace on it, and take a look....you cannot see any wear on these guides after use. This material is super expensive, and used in all sorts of extreme applications....even replacement for critical human bones.\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong\u003eMADE IN THE USA 100%\u003c\/strong\u003e\u003c\/li\u003e \u003c\/ul\u003e","brand":"4 Piston Racing","offers":[{"title":"Default Title","offer_id":62764454412618,"sku":"4PR-EXTCHAINGUIDES-K24","price":903.37,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/6116\/1034\/files\/4-piston-racing-k-series-extreme-race-chain-guides-k24-timing-belts-chains-855.webp?v=1784500153"},{"product_id":"4piston-racing-modified-ported-honda-oil-pump-d-series-d16z6","title":"4Piston Racing Modified Ported Honda Oil Pump D-Series D16Z6","description":"\u003cp\u003e\u003cspan\u003eThe stock oil pump is a great piece for up to 7,000 rpm. Past that, there can be cavitation issues and oil pressure drops as temperatures rise. Our ported pump increases flow by 25% and will allow continuous use above 9,000 rpm. We start with a brand new OEM oil pump from Honda, disassemble, port and smooth oil passages to increase flow. The pumps are then cleaned, oiled, reassembled and repackaged. This part is cheap insurance to protect your multi-thousand dollar investment.\u003c\/span\u003e\u003c\/p\u003e","brand":"4 Piston Racing","offers":[{"title":"Default Title","offer_id":62764473745738,"sku":"4PR-D16PUMP","price":498.04,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/6116\/1034\/files\/4piston-racing-modified-ported-honda-oil-pump-d-series-d16z6-sump-pans-baffles-209.webp?v=1784500442"},{"product_id":"4-piston-racing-diamond-claw-crank-lock-honda-civic-type-r-ep3-integra-dc5-k20","title":"4 Piston Racing Diamond Claw Crank Lock Honda Civic Type R EP3 Integra DC5 K20","description":"\u003cp\u003e4P Diamond Claw® flywheel surface lock helps to prevent flywheel bolts from backing out of the crankshaft in high rpm applications where vibrations and harmonics often cause welding of the flywheel to the crank. In the event that the flywheel does become loose and start to vibrate against the crank, this surface lock can help to protect the crank and prevent damage.\u003c\/p\u003e \u003cp\u003eDiamond Claw® Surface Locks have successfully eliminated fretting (surface welding) in every application they have been used in. With an installed thickness of .008 inch, a Diamond Claw® will not affect driveline alignment. Diamond Claw® locks consist of precisely sized CBN (diamond) particles that are plated onto proprietary fatigue resistant steel. The uniformity of both diamond particle spacing and overall thickness insured complete contact across the entire Diamond Claw® surface. Diamond with an exceptional hardness of 10,000 Vickers are held within a plating matrix of 950 Vickers. This combination of extreme hardness and toughness allow Diamond Claws® to penetrate surfaces hardened to Hrc 65.\u003c\/p\u003e","brand":"4 Piston Racing","offers":[{"title":"K20","offer_id":62764579291466,"sku":"4P-K20-DC","price":107.47,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/6116\/1034\/files\/4-piston-racing-diamond-claw-crank-lock-honda-civic-type-r-ep3-integra-dc5-k20-clutch-flywheel-348.webp?v=1784501832"},{"product_id":"4-piston-racing-x-arp-head-stud-kit-k20c1-honda-civic-type-r-fk2-fk8-15-21","title":"4 Piston Racing X ARP Head Stud Kit K20C1 Honda Civic Type R FK2 FK8 15-21","description":"\u003cp\u003e4 Piston Racing Head Studs. Whether you are pushing an additional 100hp or 500hp over stock with your K20C1, optimum cylinder head to block sealing is critical. 4P head stud bolt set are premium grade 8740 alloy and are precisely manufactured to the highest quality standards. If you plan on turning up the boost and pushing the limits, don't forget this critical part of your build. Manufactured by ARP, exclusive to 4 Piston Racing.\u003c\/p\u003e","brand":"4 Piston Racing","offers":[{"title":"Default Title","offer_id":62764642894154,"sku":"4PK20CHEADSTUD","price":260.79,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/6116\/1034\/files\/4-piston-racing-x-arp-head-stud-kit-k20c1-honda-civic-type-r-fk2-fk8-15-21-engine-bolts-studs-and-bearings-489.webp?v=1784502812"},{"product_id":"4-piston-racing-ported-high-flow-oil-pump-honda-k20c1","title":"4 Piston Racing Ported High Flow Oil Pump Honda K20C1","description":"\u003cp\u003eThe 4P Ported High Flow Oil Pump for your K20C1 Type R, Accord, or Integra has been carefully developed after years of on-track development in 4P K20C1 racing engines.  Engines for racing applications are built with different tolerances and operated at high temperature under full load.  RPM capabilities are increased dramatically in 4P race engines and the need for a better performing oil system is critical.  These changes in the operating environment and how the engines are assembled require the oil pump to flow much better than OEM to maintain the pressures required to protect your engine.\u003c\/p\u003e \u003cp\u003eThe 4P oil pump increases the flow rate by more than 10% and eliminates cavitation and aeration in your oil as you begin to increase your engine speed beyond 8000 rpm.\u003c\/p\u003e \u003cp\u003eThese pumps are great for your track day car, dedicated street car, and are perfectly suitable for your everyday street car.  This part is cheap insurance to protect your multi-thousand dollar investment.  You can depend on the 4P name and our relentless pursuit to produce the world's best engines.  We bring decades of experience in perfecting Honda oiling systems as seen with our world renowned K20 and B-Series oil systems that have allowed racers to maintain oil pressure to beyond 12,000 rpm without cavitation and while maintaining constant pressure through the entire RPM range.  That same expertise has been applied to our K20C1 Ported High Flow pump in our racing engines since their release and is now available to everyone.\u003c\/p\u003e \u003cp\u003e\u003cspan\u003eApplication:\u003c\/span\u003e\u003cbr\u003e-K20C Type R\u003cbr\u003e-K20C Accord\u003cbr\u003e-K20C Integra\u003cbr\u003e-Upgrade for Honda TC and TCR\u003c\/p\u003e","brand":"4 Piston Racing","offers":[{"title":"Default Title","offer_id":62764652593482,"sku":"4PR-K20C1OILPUMP","price":552.76,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/6116\/1034\/files\/4-piston-racing-ported-high-flow-oil-pump-honda-k20c1-sump-pans-baffles-871.webp?v=1784502903"},{"product_id":"4-piston-racing-diamond-claw-crank-lock-honda-civic-type-r-fk2-fk8-k20c1-engine-k20c1-type-r-clearance-sale","title":"4 Piston Racing Diamond Claw Crank Lock Honda Civic Type R FK2 FK8 K20C1 - Engine: K20C1 Type R - CLEARANCE SALE","description":"\u003cp\u003e4P Diamond Claw ® flywheel surface lock helps to prevent flywheel bolts from backing out of the crankshaft in high rpm applications where vibrations and harmonics often cause welding of the flywheel to the crank. In the event that the flywheel does become loose and start to vibrate against the crank, this surface lock can help to protect the crank and prevent damage. \u003cbr\u003eDiamond Claw ® Surface Locks have successfully eliminated fretting (surface welding) in every application they have been used in. With an installed thickness of .008 inch, a Diamond Claw ® will not affect driveline alignment. Diamond Claw ® locks consist of precisely sized CBN (diamond) particles that are plated onto proprietary fatigue resistant steel. The uniformity of both diamond particle spacing and overall thickness insured complete contact across the entire Diamond Claw ® surface. Diamond with an exceptional hardness of 10,000 Vickers are held within a plating matrix of 950 Vickers. This combination of extreme hardness and toughness allow Diamond Claws ® to penetrate surfaces hardened to Hrc 65.\u003c\/p\u003e","brand":"4 Piston Racing","offers":[{"title":"Default Title","offer_id":62764657344842,"sku":"4P-K20C-DC","price":107.47,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/6116\/1034\/files\/4-piston-racing-diamond-claw-crank-lock-honda-civic-type-r-fk2-fk8-k20c1-engine-clearance-sale-clutch-flywheel-416.webp?v=1784502982"},{"product_id":"4-piston-racing-diamond-claw-crank-lock-honda-civic-type-r-fk2-fk8-k20c1","title":"4 Piston Racing Diamond Claw Crank Lock Honda Civic Type R FK2 FK8 K20C1","description":"\u003cp\u003e4P Diamond Claw® flywheel surface lock helps to prevent flywheel bolts from backing out of the crankshaft in high rpm applications where vibrations and harmonics often cause welding of the flywheel to the crank. 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This combination of extreme hardness and toughness allow Diamond Claws® to penetrate surfaces hardened to Hrc 65.\u003c\/p\u003e","brand":"4 Piston Racing","offers":[{"title":"K20C1 Type R","offer_id":62764663112010,"sku":"4P-K20C-DC","price":107.47,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/6116\/1034\/files\/4-piston-racing-diamond-claw-crank-lock-honda-civic-type-r-fk2-fk8-k20c1-clutch-flywheel-259.webp?v=1784503071"},{"product_id":"4-piston-racing-oil-pan-baffle-k20c1-honda-civic-type-r-fk8-fl5-integra-de5","title":"4 Piston Racing Oil Pan Baffle K20C1 Honda Civic Type R FK8 FL5 Integra DE5","description":"\u003cp\u003eThe 4P oil pan baffle is designed to keep oil at your oil pump pickup under extreme G-Forces in all directions.  If you have spent enough time on track in your Type R, you know that you will see oil pressure drops under certain braking and cornering conditions.  The more grip and more capability you add to your car, the more you see this condition.\u003c\/p\u003e \u003cp\u003eThe 4P baffle eliminates this issue and is very easy to install.  Other baffles drop in lose or require welding, but the 4P Baffle bolts in securely and also serves as a windage tray. This design does not require you to remove the oil pump to install.  Easily install on the ground or on a lift.  The 4P oil pan baffle is the ultimate solution for a healthy track day engine.\u003c\/p\u003e \u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003ePlanning on using your car on track? We recommend installing a baffle in your sump. Find out why, \u003ca href=\"https:\/\/www.tegiwaimports.com\/blog\/comparisons-testing\/why-you-need-to-fit-a-baffle-to-your-oil-sump\/\" rel=\"noopener\" target=\"_blank\"\u003ehere.\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003eBe sure to check out the 4P Ported Oil Pump as well.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eK20C Type R FK8\/FL5\u003c\/li\u003e \u003cli\u003eK20C Accord\u003c\/li\u003e \u003cli\u003eK20C Integra DE5\u003c\/li\u003e \u003cli\u003eUpgrade for Honda TC and TCR\u003c\/li\u003e \u003c\/ul\u003e","brand":"4 Piston Racing","offers":[{"title":"Default Title","offer_id":62764664914250,"sku":"4P-OILPANBAFFLE-K20C","price":305.33,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/6116\/1034\/files\/4-piston-racing-oil-pan-baffle-k20c1-honda-civic-type-r-fk8-fl5-integra-de5-pumps-sumps-baffles-562.webp?v=1784503099"},{"product_id":"4-piston-racing-modified-ported-honda-oil-pump-h-series-h22","title":"4 Piston Racing Modified Ported Honda Oil Pump H-Series H22","description":"\u003cp\u003eThe stock oil pump is one of the weak links in your H22 engine. These pumps cavitate and lose pressure at high rpm and especially when oil temperatures rise in endurance applications. Our ported pump increases flow and eliminates cavitation to resolve these shortcomings. We start with a brand new OEM oil pump from Honda, disassemble, port and smooth oil passages to increase flow. The pumps are then cleaned, oiled, reassembled and repackaged. This part is cheap insurance to protect your multi-thousand dollar investment.\u003c\/p\u003e","brand":"4 Piston Racing","offers":[{"title":"Default Title","offer_id":62764955500874,"sku":"4PR-H22PUMP","price":604.56,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/6116\/1034\/files\/4-piston-racing-modified-ported-honda-oil-pump-h-series-h22-sump-pans-baffles-121.webp?v=1784508184"},{"product_id":"4-piston-racing-diamond-claw-crank-lock-honda-s2000-f-series-f20c","title":"4 Piston Racing Diamond Claw Crank Lock Honda S2000 F-Series F20C","description":"\u003cp\u003e4P Diamond Claw® flywheel surface lock helps to prevent flywheel bolts from backing out of the crankshaft in high rpm applications where vibrations and harmonics often cause welding of the flywheel to the crank. In the event that the flywheel does become loose and start to vibrate against the crank, this surface lock can help to protect the crank and prevent damage.\u003c\/p\u003e \u003cp\u003eDiamond Claw® Surface Locks have successfully eliminated fretting (surface welding) in every application they have been used in. With an installed thickness of .008 inch, a Diamond Claw® will not affect driveline alignment. Diamond Claw® locks consist of precisely sized CBN (diamond) particles that are plated onto proprietary fatigue resistant steel. The uniformity of both diamond particle spacing and overall thickness insured complete contact across the entire Diamond Claw® surface. Diamond with an exceptional hardness of 10,000 Vickers are held within a plating matrix of 950 Vickers. This combination of extreme hardness and toughness allow Diamond Claws® to penetrate surfaces hardened to Hrc 65.\u003c\/p\u003e","brand":"4 Piston Racing","offers":[{"title":"F20C S2000","offer_id":62765033128266,"sku":"4P-F20C-DC","price":107.47,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/6116\/1034\/files\/4-piston-racing-diamond-claw-crank-lock-honda-s2000-f-series-f20c-clutch-flywheel-464.webp?v=1784509116"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/6116\/1034\/collections\/4_Piston_Racing.jpg?v=1785354474","url":"https:\/\/sansomsspecialistparts.co.uk\/collections\/4-piston-racing.oembed","provider":"Sansoms Specialist Parts","version":"1.0","type":"link"}