Part #: 13-5040
This FLAT SLIDE SMOOTHBORE design cuts down the turbulence in the bore-throat to increase air flow efficiency by eliminating various orifices and obstacles in the carb throat.
• Increases velocity and horsepower
• Uses standard VM pilot, main and air jets
• Instantaneous response
• Comes with built-in location for power jet
*Comes with accelerator pump for four stroke use