Standard ACL connecting rod bushes for Porsche 924S / 928 / 944

Standard ACL connecting rod bushes for Porsche 924S / 928 / 944 

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

The ACL-4B2475H-STD model is specially designed for PORSCHE engines , offering perfect tolerance for precise connecting rod adjustment.

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

Specifications :

Part number: ACL-4B2475H-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: 24 mm

Minimum axle size: 51.971 mm

Maximum axle size: 51,990 mm

Minimum tunnel size: 55 mm

Maximum tunnel size: 55,019 mm

Max wall to crown: 1,497 mm

Minimum vertical oil clearance:

Max vertical oil clearance:

Compatibility :

PORSCHE

-924S / 1981 - 1988 / 2479cc Inline 4

- 944 / 1982 - 1991 / 2479cc, 2681cc, 2990cc Inline 4

- 928 / 1977 - 1995 / 4474cc, 4664cc, 4957cc, 5397cc V8

ATTENTION for Porsche 928 M28 V8 DOHC you need to order 2 boxes of bearings