LT1 Based Engine Tech 1993-1997 LT1/LT4 Engine Related

Spark plug torque specs?

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Old 06-17-2009, 09:11 PM
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Spark plug torque specs?

I have a plug that keeps coming loose so I'm gonna use a torque wrench on it. Anyone know the correct torque?
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Old 06-17-2009, 09:33 PM
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I usually just torque them until they strip, and then back them off a quarter turn...
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Old 06-17-2009, 10:44 PM
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11 lb. ft. on the aluminum heads.
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Old 06-18-2009, 05:51 AM
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Thanks shoebox! Thats a great site you have! I bookmarked it for future reference. I see you have all the specs there.

Last edited by NeoSNK; 06-18-2009 at 06:06 AM.
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