COMP Cams Spring Seat Cups 1.690

Marsoni

M251S

$146.81

Get it in 3 business days with 1 day shipping. Friday, May 29

COMP Cams Spring Seat Cups 1.690The 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

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We offer a 30-day return/exchange service after receiving.
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Reviewed in the United States on May 2, 2026