RCM Cylinder 4 Cooling Mod Kit - Motorsport Spec Exhausts_Thermal Management long since dissapeared from production

long since dissapeared from production

The crank is induction hardened to be extremely resilient to wear and provides a great foundation for any performance engine

0 litre cylinder heads

This fitting kit is specifically designed for installing the RCM Twin Scroll Manifold Kit (RCM2003) on twin-scroll Subaru Impreza Turbo models

Driveability is similar to the stock clutch

RCM Cylinder 4 Cooling Mod Kit - Motorsport Spec Exhausts_Thermal Management long since dissapeared from productionCylinder 4 cooling has long been a recognised weakness of the Subaru EJ engine family. Due to the design of the water passageways in this area, coolant flow around cylinder 4 can be limited, leading to elevated localised temperatures. Over time, this can contribute to increased thermal stress and potential engine issues. RCMs simple and effective solution addresses this problem with an easy to install, complete kit. Our kit utilises billet fittings