Standard Race Series Main bearings 5M8312H-STD

Standard ACL Race Series Main bearings 5M8312H-STD


Competition trimetal crankshaft bearings.

With over 70 years' experience, the Australian brand ACL offers some of the highest-performing crankshaft bearings in the world.
These parts have the particularity of being composed of three metal layers (from the inside out: treated copper, nickel and hardened steel).

Vehicle applications:
• Subaru All All FB20.
• Subaru All All FB25.
• Subaru BRZ All FA20.
• Toyota 86 All 4U-GSE.