Carburetor Intake Manifold Scooter Go Kart 49cc 50cc. 4 Stroke. Replaces existing stock Carburetor, Just replace and ride again. Give your machine the new power and torque it really deserves, and have more fun with the power at your finger tips. NEW. 1x [Replacement] Carburetor. 1x Intake Manifold. 1x Intake Manifold Clamp. Electronic Choke. EPA Approved. Measurements. 20mm Intake Manifold. 40mm Air Box Manifold. Carburetor will fit: 49cc 50cc Go Kart Scooter