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Type: Posts; User: 76GMC1500
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09-16-2005 12:23 AM
Thread: 390 cylinder compression
by 76GMC1500- Replies
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I believe most stock V8's were upto 150 psi...
I believe most stock V8's were upto 150 psi cranking pressure. Remove all spark plugs or the engine will not spin fast enough on the starter to get an accurate reading. Anything from 130ish-165 is...
I wonder if air could be trapped in there, maybe more run time would purge it out.
New guy from Utah.