Competition Cams 4753 1.250" Valve Spring Shim Kit
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<b>[Product Information]</b><br>
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<li>Used to equalize installed height of valve spring</li>
<li>Made from the highest quality shim stock</li>
<li>Heat-treated to stand up to radical cam lobes</li>
<li>Available in many different spring diameters</li>
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