The Throttle Shaft Kit comes with the complete throttle shaft assembly, butterfly, and screw.

This kit contains all the necessary components to replace your throttle shaft assembly. 

The Butterfly made be aligned by lightly sanding the throttle shaft lever and/or throttle stop to optimize flow and fuel signal. 

The Clone Throttle Shaft Kit fits most Clone Carburetors including the Tillotson PK-1, Hyuai, Ruixing, and SP Carburetors on the Honda GX200, Ducar 196, Ducar/Tillotson 212E, Tillotson 196R/RS, Tillotson 212R, Ducar/Tillotson 212E, Predator 212 and BSP 196 and 212 Engines.

AKRA 2020 Rules for Throttle Butterfly Screw

Butterfly .037” thickness. Butterfly screw minimum length .305”, the screw must remain stock as produced with no alteration allowed to achieve min length

AKRA 2020 Rules for Throttle Shaft

Throttle Shaft .115” minimum thickness. Stop arm of the throttle shaft may be filed to adjust butterfly position

NKA 2020 Rules for Throttle Butterfly Screw

40.4.11.6: Butterfly 

The butterfly is .037” min thickness; butterfly screws minimum length 0.305”. 

NKA 2020 Rules for Throttle Shaft

40.4.11.5: Throttle Shaft 

Throttle shaft is .115” minimum thickness; the material is non-tech.