Re: Johnson 1958 18 hp

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September 18, 2018 at 12:32 am #83091
chris-p
Participant

    Based on motors with very low hours I have found, I believe the 18s had about 145 psi brand new.

    That aside, for every 100 motors I see that are advertised as NOS/Never Used, I would say maybe 5 percent are accurate.