{"product_id":"acl-race-series-performance-engine-bearings-bmw-m20-m50-m52-m54b25","title":"ACL Race Series Performance Engine Bearings BMW M20 M50 M52 M54B25","description":"\u003cp\u003eThe unique combination of design, metallurgy and engineering come together to deliver what drivers expect from high performance Trimetal engine bearings.\u003c\/p\u003e \u003cp\u003eDesigned to withstand higher RPM conditions, ACL Race Series Engine Bearings are available for many of the popular 4, 6 \u0026amp; 8 cylinder applications and feature:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eHigh strength overlay plate with reduced thickness for improved fatigue properties\u003c\/li\u003e \u003c\/ul\u003e \u003cul\u003e \u003cli\u003eHardened steel backs on all rod bearings to improve the support of the bearing lining and assist with bearing retention in the housing.\u003c\/li\u003e \u003c\/ul\u003e \u003cul\u003e \u003cli\u003eIncreased crush for improved bearing retention\u003c\/li\u003e \u003c\/ul\u003e \u003cul\u003e \u003cli\u003eElimination of flash plating on the back of the bearings to improve heat transfer through the bearings and to maximize the grip between the bearings and its housing.\u003c\/li\u003e \u003c\/ul\u003e \u003cul\u003e \u003cli\u003eIncreased eccentricity to compensate for bore distortion at high rpm and to assist in the formation of hydrodynamic oil films.\u003c\/li\u003e \u003c\/ul\u003e \u003cul\u003e \u003cli\u003e3\/4 grooved Main Bearings to optimize bearing load carrying surface area and oil flow to the conrod bearings.\u003c\/li\u003e \u003c\/ul\u003e \u003cul\u003e \u003cli\u003eTight consistent wall tolerances to help you maintain consistent clearances.\u003c\/li\u003e \u003c\/ul\u003e \u003cul\u003e \u003cli\u003eEnlarged ID chamfers on bearing edges where required to accommodate large fillet radius on performance crankshafts.\u003c\/li\u003e \u003c\/ul\u003e","brand":"ACL","offers":[{"title":"Conrod \/ 0.025mm Oversize - Tighter Oil Clearance","offer_id":62763201528138,"sku":"6B1490H-.025","price":151.61,"currency_code":"GBP","in_stock":true},{"title":"Conrod \/ 0.25mm Oversize - Machined Crank","offer_id":62763201560906,"sku":"6B1490H-.25","price":151.61,"currency_code":"GBP","in_stock":true},{"title":"Conrod \/ 0.5mm Oversize - Machined Crank","offer_id":62763201593674,"sku":"6B1490H-.50","price":151.61,"currency_code":"GBP","in_stock":true},{"title":"Conrod \/ Standard - Stock Crank","offer_id":62763201626442,"sku":"6B1490H-STD","price":151.61,"currency_code":"GBP","in_stock":true},{"title":"Conrod \/ Standard - Extra Oil Clearance","offer_id":62763201659210,"sku":"6B1490HX-STD","price":151.61,"currency_code":"GBP","in_stock":true},{"title":"Main \/ 0.025mm Oversize - Tighter Oil Clearance","offer_id":62763201691978,"sku":"7M1532H-.025","price":384.14,"currency_code":"GBP","in_stock":true},{"title":"Main \/ 0.25mm Oversize - Machined Crank","offer_id":62763201724746,"sku":"7M1532H-.25","price":384.14,"currency_code":"GBP","in_stock":true},{"title":"Main \/ 0.5mm Oversize - Machined Crank","offer_id":62763201757514,"sku":"7M1532H-.50-1","price":314.57,"currency_code":"GBP","in_stock":true},{"title":"Main \/ Standard - Extra Oil Clearance","offer_id":62763201790282,"sku":"7M1532HX-STD","price":384.14,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/6116\/1034\/files\/acl-race-series-performance-engine-bearings-bmw-m20-m50-m52-m54b25-bolts-studs-and-844.webp?v=1784490540","url":"https:\/\/sansomsspecialistparts.co.uk\/products\/acl-race-series-performance-engine-bearings-bmw-m20-m50-m52-m54b25","provider":"Sansoms Specialist Parts","version":"1.0","type":"link"}