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Jim Brierley · 11-11-2019, 12:41 PM

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A compression test will probably show where the problem is, leak-down is even better. A squirt of oil in the cylinders will show if it is rings or valves, I'm thinking valves.

11-11-2019, 12:41 PM	#6
Jim Brierley Senior Member Join Date: Jun 2010 Location: Temecula, CA Posts: 4,092	Re: Low compression Sponsored Links (Register now to hide all advertisements) A compression test will probably show where the problem is, leak-down is even better. A squirt of oil in the cylinders will show if it is rings or valves, I'm thinking valves.