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ACL Main Bearings for BMW B58B30/S58B30 3.0L Inline 6

ACL's main bearing set is designed for high-performance engines, providing exceptional durability and strength. The.25mm oversized main bearings are crafted to meet the demands of BMW's B58B30 and S58B30 3.0L inline 6 engines.

Key Features:

  • .25mm (0.010") oversized for improved engine performance
  • High-quality materials for increased durability
  • Designed for BMW B58B30 and S58B30 3.0L inline 6 engines
Tunnel [mm]60.000/60.013
Shaft [mm]55.000/55.000
Max. Wall2.500
Max. Length18.60
Half typeUpper & lower
Make Model Year Type
BMW 340i 2016 Base
BMW 340i 2017 Base
BMW 340i 2018 Base
BMW X3 2018 M40i
BMW X3 2019 M40i
Toyota GR Supra 2020 Base
Toyota GR Supra 2020 Launch Edition
Toyota GR Supra 2020 Premium
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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