Mikuni TMX38 caburetor.
This early TMX series carburetor features a flat slide design in a smooth bore venturi to provide improved throttle response and wider
powerband. It is lightweight and has a compact body. The TMX38 works best on 250cc and up 2-strokes, and is a great performance upgrade to many OEM carbs.
This fits: the 1989-1994 Yamaha YZ250.
Settings:
- #20 pilot jet
- #370 main jet
- 6EJ12-55 jet needle
- fixed needle jet
- 3.5 throttle valve
- 3.5 float valve seat kit.
Dimensions:
- OD front: 44mm.
- OD back: 62mm.
- total length: 76mm.
- total height: 164mm.
Complete as pictured.