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  1. 2

    Would a lost Valve Cover Cap cause high revs?

    We recently blow off our valve cover cap and oil shoot out the opening. The engine also reved up to about 5K rpms with the throttle level all the way down. Would lack of pressue in the value cover area cause high revs? Attached is a picture of the cap that blew off. thanks.
  2. 2

    My Volvo Penta 7.4gi revs high and smokes

    Hello Forum, An odd thing happened last night. All of a sudden, my engine started to rev really high and smoke was coming out of the engine compartment. I opened the hatch and found a black cap (off the manifold - I think it is the manifold) down in the bulge. There was oil that sprayed onto...
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