RCM Subaru EJ# Line bore Engineering Process ECU's & Components Non-ferrous metals

Non-ferrous metals

A genuine Subaru Timing Belt tensioner foam seal

and manufactured by Roger Clark Motorsport

Engineered to withstand the heat

Supplied in 1 litre bottles

RCM Subaru EJ# Line bore Engineering Process ECU's & Components Non-ferrous metalsSubaru EJ# Line bore Engineering Process At RCM Engineering, precision is at the heart of everything we do. Our Subaru EJ series line bore process has been developed and refined over decades of building and maintaining championship winning engines. Whether its a factory EJ20, EJ22, or EJ25, achieving perfect main bearing alignment is critical for reliability, performance, and oil system efficiency. What is Line boring? Line boring is the process of