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0 compression cylinder #5 the other 7 are arond 165

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Old 04-22-2017, 12:13 AM
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Default 0 compression cylinder #5 the other 7 are arond 165

still driving to work every day no smoke still has power .whats the most likely problem? it was good then one morning started it and heard a pop
Old 04-22-2017, 12:15 AM
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Broken valve spring?

What do you drive?
Old 04-22-2017, 06:07 PM
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Spring, stuck valve or a hole in the piston.
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