Carburetor Repair Rebuild Kit for PZ19 19mm Carburetor 50cc 70cc 90cc 110cc 125cc 135cc ATV Quad Go Kart Taotao Sunl Honda XR CRF Brand new carburetor repair kit for PZ19mm carburetor Fit 50cc 70cc 90cc 110cc 125cc 135cc ATVs quads, and go karts that use PZ19mm carburetor. Not for GY6 (scooter) motors.