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  1. #1
    Join Date
    Apr 2009
    forked river , n.j., usa

    Default Perkins 354 165HP oil

    I got an older 354 165HP pre 1978 I replaced the oil sender pressure still low 20 lbs. I run the boat by the time I get back to dock oil is really low but eng. sounds fine then I got new sensor and gauge same thing Wondering if oil is the right kind I was told to use sae 30 thanks

  2. #2

    Default Re: Perkins 354 165HP oil

    Try 1/2 normal and 1/2 gearbox oil -something that gives you about sae 50 and see what that does . Could be worn bearings or a worn pump or something loose on the pressurised line or even a split pipe.

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