Standard crankshaft bearings for Subaru FA20 /FB20-25 and Toyota 4U-GSE

Standard crankshaft bearings for Subaru FA20 /FB20-25 and Toyota 4U-GSE

ACL Trimetal bearings (hardened steel + copper + nickel) are designed for racing use. They reduce friction, improve operating temperatures and optimise oiling.

The ACL-5M8312H-STD model is specially designed for Toyota and Subaru engines, offering perfect tolerance for precise connecting rod adjustment.

These bushes are available in STD rib and also in repair rib.

Features :

Supplier reference: ACL-5M8312H-STD

Tolerance: Standard size (STD)

Material: Tri-metal alloy (copper, lead, tin)

Recommended use: Motorsport, competition, engine preparation

Advantages : Increased abrasion resistance, optimum heat dissipation, precise fit.

Dimensions:

Maximum overall length: 17.6mm

Maximum axle size: 68.009mm

Maximum tunnel size: 73.016mm

Max vertical oil clearance: 0.055mm

Max wall to crown: 2.505mm

Minimum axle size: 67.985mm

Minimum tunnel size: 73mm

Minimum vertical oil clearance: 0.035mm

Compatibility :

- Subaru FA20 1998cc Flat4 DOHC 4v

- Subaru FB20 1995cc Flat4 DOHC 4v

- Subaru FB25 2498cc Flat4 DOHC 4v

- Toyota 4U-GSE (FA20) 1998cc Flat4 DOHC 4v