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Old 05-01-2011, 08:05 AM
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L31 vortec heads

I recently found a blown 98 vortec motor well its been sitting for five years. I took the heads off and the number one cylinder had water in it I. Cleaned the, up some look ed for cracks I didn't see any but what all should I do to these heads before I throw them on mY 350?

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Old 05-01-2011, 08:46 AM
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Pull the valves and look for cracks in the exhaust seats , Last 2 pairs I looked at had cracks in the first valve I pulled doubt, I pulled the ones in the center of the heads and Soon as you wiped the seat off their they where.
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