{"product_id":"acl-race-series-main-bearing-set-fits-holden-red-blue-black-253-308-5m2357h-std","title":"ACL Race Series Main Bearing Set Fits Holden Red Blue Black 253\/308 5M2357H-STD","description":"Located in Australia, ACL has been providing an extensive replacement product range to a global aftermarket for over 70 years. Their reputation for robust metallurgy, quality, precision, innovation \u0026amp;, of course, performance shows through their products.\u003cbr\u003e\u003cbr\u003eSPECIFICATIONS\u003cbr\u003e-High Strength Overlay Plate With Reduced Thickness for Improved Fatigue Properties\u003cbr\u003e-Hardened Steel Backs on All Rod Bearings to Improve Bearing Lining \u0026amp; Retention\u003cbr\u003e-Increased Crush for Improved Bearing Retention\u003cbr\u003e-Elimination of Flash Plating on Back of Bearings \u0026amp; Maximise Grip Between Bearings \u0026amp; Housing\u003cbr\u003e-Increased Eccentricity to Compensate for Bore Distortion at High RPM \u0026amp; Assist in Formation of Hydrodynamic Oil Films\u003cbr\u003e-3\/4 Grooved Main Bearings to Optimise Bearing Load Carrying Surface Area \u0026amp; Oil Flow to Conrod Bearings\u003cbr\u003e-Tight Consistent Wall Tolerances to Help Maintain Consistent Clearances\u003cbr\u003e-Enlarged ID Chamfers on Bearing Edges Where Required to Accomodate Large Fillet Radius on Performance Crankshafts\u003cbr\u003e-Half Type: Upper \u0026amp; Lower\u003cbr\u003e-Material: F780\u003cbr\u003e-Min. Std Shaft Size: 60,904 mm \/ 2.3978 in\u003cbr\u003e-Max Std Shaft Size: 60,93 mm \/ 2.3988 in\u003cbr\u003e-Min. Std Tunnel Size: 65,8 mm \/ 2.5905 in\u003cbr\u003e-Max Std Tunnel Size: 65,827 mm \/ 2.5916 in\u003cbr\u003e-Max Wall at Crown: 2,423 mm \/ 0.0954 in\u003cbr\u003e-Max Overall Length: 22,73 mm \/ 0.8949 in (2357H), 27,71 mm \/ 1.0909 in (2358H(F))","brand":"NASON","offers":[{"title":"Default Title","offer_id":44842465755306,"sku":"P0287689","price":117.95,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/1179\/7162\/files\/A9277251_57463163-d3b9-4782-91e2-48d79a472f4a.jpg?v=1755755392","url":"https:\/\/checkout.sparesboxtest.com\/products\/acl-race-series-main-bearing-set-fits-holden-red-blue-black-253-308-5m2357h-std","provider":"Sparesbox QA \u0026 Dev","version":"1.0","type":"link"}