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Recent content by jsp425

  1. J

    Reflash 150 Optimax ECU for more power

    "I have looked through the for "I have looked through the forum posts for info on REFLASHING 150 Opti ECU to get more power. I have found info on the 135 but not the 150. I'm not trying to make a 175. They have different heads and the such. I have a 2006 150 Opti on a 06 18.5' aluminum Fisher...
  2. J

    2006 150 Optimax overheating

    "150 Opti overheats at idle 17 "150 Opti overheats at idle 170-180F and when I throttle back from cruising speed 200+F. On plane 100F. Checked therms. they start to open at 125F. Pulled poppit out it looks good no holes in diaphram spring good. Impeller looks good some wear on plate and in...
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