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ACL Standard Main Bearing Set for BMW M40B16/18 (1.6L / 1.8L / 1.9L)

ACL's main bearings are designed to provide superior performance and durability for your BMW engine. Made with high-quality materials and precision engineering, these bearings ensure a precise fit and smooth operation.

Key Features:

  • Standard size for OEM fitment
  • High-quality materials for durability and performance
  • Precision engineering for a precise fit
Tunnel [mm]65.000/65.019
Shaft [mm]59.971/59.990
Max. Wall2.488
Max. Length20
Half typeUpper & lower
NoteLower has 2 notches. Set has a pair of flanged thrust bearings.
Make Model Year Type
BMW 318i 1996 Base
BMW 318i 1997 Base
BMW 318i 1998 Base
BMW 318is 1996 Base
BMW 318is 1997 Base
BMW 318ti 1996 Base
BMW 318ti 1997 Base
BMW 318ti 1998 Base
BMW 318ti 1999 Base
BMW Z3 1996 Roadster
BMW Z3 1997 Roadster
BMW Z3 1998 Roadster
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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