Search results

  1. M

    1986 Yamaha V6 Tuning ???

    I have a new to me '86 Yamaha V6 2596cc which I belive is the "Special" model mounted on a Wellcraft 250 Sportsman. The model is 6VSPCXJ and it has Nikki carbs on it. I'm going to rebuild the carbs because of a midrange bog and I have a few questions about tuning this thing. First off, what is...
  2. M

    1986 V6 Special Midrange Performance

    I recently aquired an '86 V6 Special (220HP?) on a Wellcraft 250 Sportsman. I was pretty happy with the performance until yesterday when it wouldn't get above high idle (1200-1500RPM) without bogging. I discovered that the fuel filter bowl had the wrong size o-ring installed and wasn't sealing...
Top