ACL Race Series Conrod Bearings - Mitsubishi 4G63 Evo 4-9

SKU: 4B1185H-STD

Product Options

Bearing Size


Designed for high RPM the unique combination of design, metallurgy and engineering come together to deliver what drivers expect from high performance Trimetal engine bearings.

Note - For engines equipped with Thrust Washers


  • High strength overlay plate with reduced thickness
  • Hardened steel backs on all Conrod Bearings
  • Increased crush and elimination of flash plating
  • 3/4 grooving on Main Bearings providing optimum oil supply
  • Tight consistent wall tolerances
  • Oversize chamfers where applicable