Jet Kit

Our own jet kit for the Mikuni TM40 carburetor.

Includes new main jets, pilot jets and a new needle with e-clip.

Comes with a printed Mikuni tuning manual and a jetting suggestion chart.

  Not for the stock carburetor Fits TM40 conversions Only

Designed for use with stock engines using either stock or aftermarket exhaust and air filters.

• Provides a simple and affordable solution to carburetor tuning problems.
• Allows you to tune your bike for increased power and smoothness while retaining fuel economy.
• Includes a guide booklet on how to install and use your jet kit to its full potential.

Geared for the do-it-yourselfer that already has a TM40 or HS40. This kit supplies everything you need to convert it for use on your bike.

Kit includes intake and air boot adapters, throttle cables, choke knob, accelerator pump nozzle, a wide selection of main and pilot jets plus a TM40 tuning manual.