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Cosworth Ralliart Ultra-High RPM Dual Valve Spring & Retainer Ki
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Cosworth Ultra Race Valve Springs are wound from the highest quality chrome silicone steel with chamfered ends and are heat treated and stress relieved for long term reliability. Ultra Race Valve Spring kits are compatible with Cosworth high performance valves.
Upgrade your Ralliart head with a Cosworth Ultra-High RPM Dual Valve Spring / Titanium Retainer set and experience the performance and reliability that has made Cosworth renowned in the performance aftermarket as well as racing circuits all over the world.