Glixal ATMT1-0741 26mm Big Bore Carburetor Carbs with Electric Choke for 157QMJ 1P57QMJ GY6 150cc Scooter ATV Go-Kart Moped Air Filter Intake: 42mm (Outer Diameter) /38mm (Inner Diameter) Intake Manifold side: 32mm (Outer Diameter)/26mm (Inner Diameter) Electric Choke (plug style): 2-pin, male Include a Durable Fuel Filter Used for GY6 125cc - 150cc engine.