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  1. pportera

    shattered piston skirt advice

    Second topend rebuild obviously "honed" it to much with three blade spring honer. Shoulda gone larger on piston bc it showed signs of blow by. Any way I put a standered size piston back in it. Had great high rpm power but not much low end off the pipe power. Lot of clutch slipin to get in power...
  2. pportera

    very strange issues

    No power at all in first gear when taking off on a hill, Unless u rev it up into the powerbnad then slip the heal out the clutch. But once your going and your "on the pipe" It is very snapy at any throttle pos, it runs like a screaming 2 stroke should. But the second u let it drop off the pipe...
  3. pportera

    need some help

    here are a few symptoms.... will start up and idle fine, and will rev up at any given throttle fine with no bog or hesatasin. throttle comes right back down without hangin up like an air leak does. but when u put it in gear and ease off the clutch and barly gas it it acts like its going to...