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Use a leak-down tester in the suspect cylinder to see if the valve is sealing.

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Q: How do you check for bent valves in a Ford Focus?
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Can you find out if your pistons hit your valves when the timing belt snaps or do you have to put new timing belt on first?

You can do a cylinder leakage test to check for bent valves.You can do a cylinder leakage test to check for bent valves.


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If you are worried about bent valves DON'T That year engine will not bend the valves when the timing chain goes bad.


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Is the ford 4.6 liter motor an interference motor?

Yes it is. I know this by experience. Timing jumped and bent the valves


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If the valves on a car aren't bent then would the car still fail a pressure check on the valves after timing belt snapped?

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