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crankcase pressure
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  1. Repairs, Maintenance, Help
    Just restored a slant 6 225 A100 1966 model truck. After about 30 minutes of break in the engine popped super loud, blew off the oil cap, blew out the dipstick, and cause the timing chain cover to distort. The engine still runs but can not figure out what caused this? Has anyone heard of this or...
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