The Sportmax Q5S is DOT-approved for street-legal use

O-Ring seat secure any leak from the petcock to the carburetor

allowing the smartphone to be set in the best position for the rider

Accurate rates to within 2 percent

but also effectively protects the surface of the tank against dirt and scratches

All Balls Racing - Air Cut off Valve Rebuild Kit (46-1033) K-Type-Tire Tubes The Sportmax Q5S is DOT-approvedKit Includes all necessary parts to rebuild the air cut off valve circuit. Models with multiple carburetors include components to repair all carburetors. Kit includes necessary o rings, diaphragm, spring, screws. Improperly functioning air cut off valves can stick open or closed causing popping on deceleration or poor running conditions.