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Old 07-03-2020, 07:07 AM   #11
34fordy
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Join Date: Dec 2014
Location: Fort dodge, Iowa
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Default Re: Compression tester

Quote:
Originally Posted by flatheadmurre View Post
Model B and real early V8 had 7/8 plugs didnīt they ?
But after that metric.
7/8" wrench but threads are 18MM
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