Home › Forum › Ask A Member › 24:1 vs 50:1 in 64′ vs 65′ OMC engines › Re: 24:1 vs 50:1 in 64′ vs 65′ OMC engines

#81238
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    US Member

    OMC’s should not use 50-1 unless they have needle and ball bearings like a fine watch. FULL JEWLED.