HIGH-REV. SINGLE VALVE SPRINGS
Prevent engine damage due to valve float or worn and weak valve springs.
Made from special silicone spring steel. For high RPM applications, our Single
Valve Springs, P/N: 4040 offers improved control and reliability.
P/N: 4040 is approx. 166 lbs.at seat pressure and the free length is 2.400"
4040 High Rev. SINGLE Valve Springs, Set of 8
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