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TBParts - Keihin Reproduction Carburetor for Z50, XR50 & CRF50

Vital Information
Part No TBW9156
Stock Level 2 Left

79 and up Z50, XR50, & CRF50
Reproduction Keihin PA type Carb – comes with 3 extra mains

Flange mount

Carburetor has an adjustable needle by moving the clip up or down, and the idle and air screws are adjustable through the use of a standard straight screwdriver.

Removable , Adjustable main jets

Fixed (non adjustable pilot)

Choke on = Lever up

Choke off = Lever down

Filter size needed: 1.25 Inches


  • Flange is 1 1/4" or 32mm  center to center mounting holes. 
  • Air Filter end is 28mm O.D.
  • Overall height top to bottom approximately 110mm

Kit Includes:

  • TBW1107 - Carb 
  • TBW1110 - main jet kit #57 #59 #61
  • TBW1114 - Cable


  • Sta-bil fuel stabilizer - W-57-1109
  • Pre-filter - WHS-1664 for use with POD filter 
  • Pod filter TBW0676
  • Pod filter TBW0647
  • Extra Main jet kit TBW0654 #50 #53 #57 #59


  • 1979 to present stock Z50 XR50 CRF50 

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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.