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  1. #1
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    225 opti low compression

    Buddy has a 225 opti and all cylinders only show 78#'s, cold, pulled heads no wear or marks in cylinders what's the deal?

  2. #2
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    T body open, guage bad ?

  3. #3
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    New Napa gauge, I wasn't there for the test, but assume since they work on outboards the tbody was open

  4. #4
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    possible bad compressor. check air pressure on port side rail while cranking. should be 80psi or more.

  5. #5
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    Okay will do, gotta see what I need to check it. Thanks, hope that's it cause I could pick it up cheap right now

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