Item # TBW9087 & TBW9062

• Aluminum cylinder with steel sleeve
• High compression 58mm piston with rings, pin, & clips
• Head gasket kit
• Genuine Mikuni VM26 Performance Carb
• Intake Kit
• Jet kit with different sizes
• Throttle Cable
• Performance Air Filter
  

** No Case Boring Required! Simply Bolt on ** This kit is for 2001 and newer bikes only! ***

*** This kit requires permanent removal of the airbox to use – we recommend making a mud flap/inner rear fender to prevent dirt from getting on the shock and air filter. ***

This affordable 120cc Big Bore Kit will make your XR100 or CRF100 a lot more fun to ride by adding some much needed power, This kit does not require boring of the case – simply bolt on and go!! This kit is also higher compression than stock. The Mikuni VM26 Carb has a proven track record of high performance, quality, and easy tuning. This carb combined with our rock solid 120cc big bore kit transforms your bike into a ripper! Great for flat track racing or simply play riding.

There are no installation instructions, but if you can replace your
piston, you can install this kit. If you don’t have any experience working on your engine, we highly recommend the Clymer’s or Honda service manual. The parts are installed in the exact same manner as the stock Honda parts.