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piston

  1. Honda TRX 250R
    will this mark on this piston affect anything??? its like brand new. rebuilt motor and can not get it to run right. misses in mid range and no top end. changed the whole electrical system rejetted many times. up to a 178 now. before rebuild and bore i was running 168 main jet. new reeds also...
  2. Yamaha Dirtbikes
    Brand new to the site my brother told me I could find lots of help on here. I would have tried the search option but it says my account does not have permissions. Tore it apart to find out that it had been run lean and I need to find some help on parts. 1 There is a sleeve in it, can it be...
  3. Kawasaki Tecate
    Changed the top end on our 87 a few weeks ago, by choice not necessity. After an easily 400+ hour life, here's how good the piston looked. That was right as I pulled the jug off, no wipe down, no clean up of any sort. Cyl wall was just as clean. A new set of rings would've done it if I...
  4. Yamaha Dirtbikes
    ok so i just got a 2001 rm250 and it wouldnt start but has plenty of compression when i start the tear down first off i notice the guy put some random plug in it but when i pull of the head i notice two things first off there is no gasket and next there is anti-freeze on the top of the piston...
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