Pay in 4 interest-free payments of $18.24 Learn more
Ships within 48 hours · Estimated delivery Aug 15 - Aug 20
Includes Everything Needed for an Easy Installation
This is the youth size version with a 20 degree angle and SFI certification
Canister Style
000 types of gaskets
Refer to our instructions for more information
COMP Cams Valve Spring Cups - Outside,Steel,.060" Thick,1.58 "O.D.,.640 "I.D.,1.475 "Spring O.D.,Set of 16 21300XR-O Includes Everything Needed for anThe old standard shims will not hold up to the extreme spring pressures and high RPM in today's race engines. COMP Cams offers a simple but effective solution to this problem. These Valve Spring Locators provide a thin, hardened steel alloy seat that will not only protect the head and shim, but also locate and hold the spring in place. Previously, this part has been available only in a cup form with the retaining portion being on the outside of the
