Standard dimension tri-metal conrod bearing shells for BMW E46 M3 3.2

Set of standard dimension conrod bearing shells for E46 M3 3.2 S54B32 engine Known flaw on these engines, choose ACL quality for your sports engine.

Designed to withstand high temperatures and stress levels, these high-resistance bearing shells are made from 3 thicknesses of tempered steel, copper and nickel.
This so-called "tri-metal" composition clearly reduces friction, thus reducing running temperatures whilst assuring greater lubrication than before.