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The final shim amount will ultimately depend on several factors (valve length, cylinder head machining, etc.). A good starting point for AFR 195 heads out of the box with AFR standard length valves is 0.050”.
The final shim amount will ultimately depend on several factors (valve length, cylinder head machining, etc.). A good starting point for AFR 195 heads out of the box with AFR standard length valves is 0.050”.