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ACL Main Bearings for BMW S65B40 4.0L V8.50mm Oversized

Experience the ultimate in engine performance and reliability with ACL's.50mm oversized main bearings, expertly crafted for your BMW S65B40 4.0L V8 engine. Engineered to deliver superior durability and precision, these bearings ensure a smoother operation and extended engine life.

Key Features:

  • .50mm oversized for increased strength and reliability
  • Precision-crafted for a perfect fit and optimal performance
  • Designed to withstand the rigors of high-performance driving
Tunnel [mm]65.000/65.019
Shaft [mm]59.971/59.990
Max. Wall [mm]2.500
Max. Length [mm]21.90 (1581H), 27.95 (1582H(F))
Half typeUpper & lower
Make Model Year Type
BMW M3 2008 Base
BMW M3 2009 Base
BMW M3 2010 Base
BMW M3 2011 Base
BMW M3 2012 Base
BMW M3 2013 Base
Automotive Components Limited (ACL) manufactures some of the best engine bearings you can get. They also manufacture gasket sets, pistons, and ring kits. ACL’s Race Series Products provide the dependability it takes to hold up under higher RPM conditions. The unique combination of design, metallurgy, and engineering come together to deliver what drivers expect from high performance parts.
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