RCM Double Valve Spring Set Engine_Cylinder Heads As most are aware the

As most are aware the sump pan carries out a vital role in any engine collecting and storing the engine oil before being distributed around the engine lubricating and cooling as it goes

Now used in many of the fastest and most powerful Imprezas across the globe the RCM 14mm /12mm Superstud Head Stud Kit is quite simply the foundation on which all our high bhp engine conversions (including Gobstopper and Gobstopper 2) race engines are built around

we ensure that during expansion and contraction the materials grow and shrink at similar rates

and allow for a larger filter to be fitted

no oil at all

RCM Double Valve Spring Set Engine_Cylinder Heads As most are aware theRCM 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.