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Old 03-19-2020, 12:30 AM   #5
30 Closed Cab PU
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Join Date: Aug 2018
Posts: 2,332
Default Re: Compression Test

One last note, if the motor was a fresh rebuild, it can take a few hundred miles for the valves to seat properly and the rings to seat properly. When my motor was rebuilt compression readings were all over the places, and had to retorque the head multiple times. Then compression readings stabilized at 72-75 lbs.
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