RCM Double Valve Spring Set

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RCM 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 valvetra in 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. Show more