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Type: Posts; User: walton8799

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    Re: Early 80's 7.5 Merc compression

    So do you have any other suggestions or advice? I'm assuming that it's good to go after I install the new impeller.
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    Re: Early 80's 7.5 Merc compression

    The only real damage I noticed beside the melted/shredded impeller was some bubbling from melting on the line up tube.
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    Re: Early 80's 7.5 Merc compression

    I took the wee plate off and pistons and rings look fine. I got the impeller disassembled, that is obviously shredded with most of it un accounted for. Now I have to figure out where the rest of...
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    Re: Early 80's 7.5 Merc compression

    Yeah it's accurate and clibrated
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    Re: Early 80's 7.5 Merc compression

    Ok thank you. What am I looking at for decent compression? I've read anywhere from 80-120.
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    Early 80's 7.5 Merc compression

    Impeller malfunctioned and engine got HOT, reading 80 psi in both cylinders, is it junk?
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