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450

  1. Offroad 4 strokes
    just bought a 09 400 xcw ($600) that needs to be rebuilt. Needs piston,cylinder, crank, and a few other things. After looking around online for parts I realized aftermarket parts are hard to com by for this bike. Oem is quite expensive. So I was thinking converting it to a 450. So the question...
  2. Offroad 4 strokes
    Hi everyone my motorcycle is leaking engine oil from the vent in large quantities. The bike does not smoke, runs well and there are no drops in performance. I have done a complete oil change and put in the right amount of oil but it continues to drive until it almost empties.
  3. Offroad 4 strokes
    I am rebuilding the top end on my 2004 450 SX Racing since the cylinder wall is cracked. The wall itself and the sleeve are both compromised, resulting in coolant leakage into the cylinder. I've been calling around parts suppliers looking for a replacement cylinder (part # 59430005000) but...
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