RCM Double Valve Spring Set Parts Upgraded Communications Chip

Upgraded Communications Chip

There is also an optional silicone hose for Verti-Cooler that allows for direct fitment to traditional non-stock turbochargers

Only the finest RCM engine componentry is used in our builds ensuring proven performance

Here at RCM we've dipped into our 30 years of Subaru experience to give you the ultimate panel filter which is designed to increase airflow into the engine whilst using the standard airbox

RCM Double Valve Spring Set Parts Upgraded Communications ChipRCM Double Valve Spring Set. Suitable for use on V5+ Cylinder Heads, with the correct spring seats and retainers. Our valve springs are designed and manufactured to reduce valvetrain harmonics, increase durability and provide an increase in performance. Manufactured from chrome silicon vanadium, they are then heat treated, stress relieved and finally shot peened to improve the fatigue life of the spring.