Glixal ATMT1-079-1 139QMB 139QMA Carburetor Intake Manifold Pipe for GY6 50cc Engine Scooter Moped ATV Go Kart (Dual Vaccuum Port) Dual Vaccuum Port Intake Manifold Pipe GY6 50cc-100cc 139QMB Engine Mount Side Inner Diameter: 17mm Bolt Hole Spacing: 45mm Carburetor Mount Side Inner Diameter: 26mm Includes: Intake Manifold and Clamp