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International Automotive Technicians Network
Re: Update on 2010 Ford V10
Posted to Technical Discussion Forum on 7/14/2023

Hi Bill

I have been using a bore scope all over this thing.

When the valves are hung open I can see between the valve and the seat.

The plugs that came out of the cylinders with no compression are black, the other cylinders are rustic brown.

The piston... Login to read more.