CLEO GY6 50cc-100cc Cylinder Head Kit Assy 50mm Big Bore with 69mm Valves for 139QMA 139QMB Engine Scooter Moped ATV Go Kart Quad

AH is specialized in providing parts and accessories for Off-Road Motorcycles, Karting, ATV and Scooters/E-ScootersWe are your one-stop-shopping choice from replacement parts to Plastic Body Fender Kit accessories. Always ready to meet the end of Motorcycle & Powersports Lovers.We supply parts to support ranges of models and constantly update the catalogue to fit the latest product.We offer unconditional services for our product and are ready to provide you with the best pre-sale/after-sale service.A big part of the story between us would begin with a small part.

Fit GY6 50cc-100cc 69mm 4 Strokes 139QMB or 139QMI engines Scooter

Cylinder Head:Intake Valve OD 18mm;Exhaust Valve OD 16mm; Head Assembly with 69mm

Valves 100cc Cylinder Diameter: 50mm Wrist Pin OD: 12.77mm

Fit Models:For scooters with 139QMB or 139QMI engines Scooter

Before ordering check your head assembly for the correct valve length.