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Re: gas fouled or black spark plugs
Posted to Technical Theory Forum on 3/25/2018

Is the fuel pressure too high? Is the fuel return line pinched.

Is the purge valve stuck open.

Engine off, is 1 or 2 injectors leaking?

What is the engine vacuum at 2 or 3,000 rpm.

Is the vacuum gauge needle bouncing.

A racing cam will give you low e... Login to read more.

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