Long valves on W2's with .600 lift?
1.6
Competition Products Severe Application Valve, Chevrolet SB, 11/32", 1.600" Exh.,+.200" Length - Competition Products
1.625
Competition Products Severe Application Valve, Chevrolet SB, 11/32", 1.600" Exh.,+.200" Length - Competition Products
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