The Mikuni TMX series flat slide performance carburetors are designed for and well suited to all two stroke motocross or snowmobile applications.  They provide good improvements in air flow, throttle response, and power output over OEM carburetors.  The TMX carburetors feature a flat slide design for smooth and unobstructed airflow which greatly improves the power output of your engine throughout the entire powerband while enhancing throttle response and improving tunability.  The high reliability of the Mikuni carburetors will ensure you stay riding for a long time!

The TMX early style series carburetors from Mikuni are available in 35mm and 38mm sizes with jetting and dimensional specifications listed below.  Carburetor options include a selectable fuel valve inlet, select the #3.5 size for larger engines and high flow applications or select the #1.8 size for smaller engines.  The carburetors are available with an air box adapter sleeve which allows fitment to some models when replacing the OEM carburetors.   

Please note:  The TMS series carburetors are no longer in production however some parts are still available.  Select your part number from the charts below and inquire for availability.

This carburetor is suited for mild to modified motors and can be custom calibrated for immediate use. Standard jetting specifications can be found in the tables below and carburetors can also be calibrated according to your own specifications. 

Carburetors come with standard jetting, see the table below.  Custom calibrations are available for $25 per carburetor.  Carburetors can be calibrated according to your make and model or according to your own specifications.  Please specify your make and model above for custom calibrations.

Please Note: Some fine tuning may be required to attain the desired combination of performance, fuel mileage, and drivability based upon your particular environment settings.  Don't forget to specify your motorcycle modifications and riding environments.  Additional genuine Mikuni jetting parts and accessories are always available at low prices.