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Checking Camshaft Timing Clay

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When advancing or retarding cam timing, always check piston-to-valve clearances with a head temporarily bolted into place. Mold modeling clay into the valve reliefs and observe valve impressions. Minimum valve-to-piston clearance is 0.060 inch. Ideally, you will have more.
Ford Camshaft Timing - Degreed To Go

 When advancing or retarding cam timing, always check piston-to-valve clearances with a head temporarily bolted into place. Mold modeling clay into the valve reliefs and observe valve impressions. Minimum valve-to-piston clearance is 0.060 inch. Ideally, you will have more.  View Related Article

 

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