O.S. Red Carburetor Reducer 8mm (Speed .21)

for the 21XR-B (P) 1/8 scale Buggy Engine.Features: Grey, black, red, and brass colored Made of aluminum Fully assembled and ready to install For the O.S. Engines 21XR-B (P) Buggy EngineIncludes: One ...

O.S. Engines Speed 21XZ-B Spec III racing engine.Features: All components required to restore proper compression to worn engineIncludes: Cylinder liner and piston Connecting rod and two piston pin retainers Piston pin Requires: ...

to reduce the amount of air flow which assists in increasing the amount of torque produced. Requires: .21 VZ series engine Specs: Length: .584" (14.84mm) Width: .355" (9mm) at base Diameter: .50" ...