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TBParts - 20mm Carb Kit
for XR50 CRF50 with Stock Head

Vital Information
Part No TBW0956
Stock Level In Stock

TB 20mm carb Kit includes the carb, intake for STOCK HEAD, heatstop, gaskets, mounting bolts/wrench, throttle cable and a Dual layer foam filter . We highly recommend this carb kit for use with bore kits (70cc to 88cc). The air filter in this kit is better suited for off road use.

Intake for Stock XR/CRF50 head

Note: Throttle cable is for a CR type twist throttle

Lever up = Choke on

Lever down = Choke off

Filter size needed: 1.25 inches

Exceeds OEM Specifications.


  • Sta-bil fuel stabilizer - W-57-1109
  • Main jet kit - TBW0294
  • Pilot jet kit - TBW0478
  • Larger pilot jet kit - TBW0798
  • Pre-filter - WHS-1664
  • Uni foam filter spray - W-82-1000
  • 12 Way rotating spacer - TBW0900 OR TBW1020 (V2 head Honda or China)


  • Honda XR50 - All Years
  • Honda CRF50 - All Years

 Kit Includes

  • TBW0125 - 20mm Carb
  • TBW0263 - Intake Kit for Stock Head
  • TBW0301 - Throttle Cable
  • TBW0398 - Air Filter

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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.