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  1. J

    Piston problems

    My HydroTec built motor that only has 155 hours on it blew another piston this morning ,this time it was #6, first time this happened the motor only had 99 hours on it and it was #2. The problem is the top ring, the pin that holds the ring in place is moving and allowing the ring to rotate...
  2. J

    yamaha 10 pin wire function?

    I would like to know the function of each wire in the 10 pin main harness.
  3. J

    Advance timing on start up??

    I have a 1996 Yamaha PRO-V 150 that has lost the advance timing on start up, makes it hard to start without it. What is the fix for this propblem? Thanks in advance for any help.
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