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  1. circlehook

    Early 90 hp Yamaha tachometer wiring diagram

    So then “b” doesn’t get a wire, “g” is ground, and the (2) top center are the positive & trigger. I will try that.
  2. circlehook

    Early 90 hp Yamaha tachometer wiring diagram

    So is “b” for power, “4” is for trigger, “g” is for ground does that sound correct
  3. circlehook

    Early 90 hp Yamaha tachometer wiring diagram

    Does anyone know what screws are the trigger, ground, and power screws it’s a early Yamaha tachometer Thanks bob
  4. circlehook

    Early 90 hp Yamaha tachometer wiring diagram

    Does anyone know what screws are the power 12v, trigger screw, & ground screw
  5. circlehook

    Early 90 hp Yamaha tachometer wiring diagram

  6. circlehook

    1964 18HP starter

    does anyone have or know where I can obtain the parts to make my 18 HP a electric start engine Thanks Bob
  7. circlehook

    reed valves

    question when a reed valve goes bad will there be a tell tale sign, like how will a 6 cylinder act if one or two were bad. my engine has no mid range RPM with out stalling idle to 1,500 RPM & 2,500 to 4,800 RPM is ok, but in between she stalls, 225 mercury offshore, 1996 2 stroke, thanks bob
  8. circlehook

    Stallling 225 Mercury Outboard

    I have a 225 HP mercury offshore outboard, and it idles good up to 1,500 RPM, and if you can get her up to 2,500 RPM she runs fine all the way up to 4,800 RPM, but between 1,500 and 2,500 she keeps stalling and really no power, every thing from the filler caps right to the primer ball is brand...
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