1. Pit Bike Engine Parts
  2. GPX YX 124 & 140 Parts and Kits
  3. TBW9066-0492

TB 146cc Bore kit and YX 140 Head Kit

Vital Information
Price$279.95
Part No TBW9066-0492
Location111B
Stock Level 1 Left
TB 146cc Bore kit and YX 140 Head Kit

TB 146cc big bore kit with HC piston
YX 140 head with 27mm intake and 23mm exhaust 
Stock YX140 cam included and valves are installed 


Specifications:

  • OD of cylinder skirt is 59mm
  • 32T cam sprocket
  • Intake port size is 24mm
  • Exhaust port size is 33mm
  • Intake Valve size is 27mm
  • Exhaust Valve size is 23mm 
Application:
  • GPX 125cc
  • Pitster 125cc
  • Piranha 140cc
Kit Includes:
  • TBW0601 - Aluminum cylinder 57mm (78mm tall)
  • TBW0424 - Head and base gaskets
  • TBW0823 - 57mm TB piston with 13mm pin
  • TRC-0492 - Cylinder Head




 
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Since 2004, every purchase from TBolt USA includes access to technical support from our staff of experts and our online Pit Bike Technical Info Database!

We have all necessary support parts on hand.

Most orders ship same, or next business day, unless otherwise noted above.

 
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