Cylinder Kit, 47mm Big Bore 72cc for 50cc 4-Stroke 139QMB Scooters

47mm Racing 72cc Big Bore Cylinder Kit for 50cc 4-Stroke 139QMB Scooters

SPECIFICATIONS:

• Upgrades to 72cc
• Cylinder Bore: 47mm
• Cylinder Sleeve Outer Diameter: 52.7mm
• Wrist Pin Diameter: 13mm
• Total Piston Height: 34.4mm
• Compression Height (from center of wrist pin hole to top edge of piston): 17.25mm

COMPATIBILITY:

• Amigo – 50cc 4-Stroke Scooters
• Apollo – 50cc 4-Stroke Scooters
• Baotian – 50cc 4-Stroke Scooters
• Baron – 50cc 4-Stroke Scooters
• Bintelli – 50cc 4-Stroke Scooters
• BMS – 50cc 4-Stroke Scooters
• Coolster – 50cc 4-Stroke Scooters
• CSC – 50cc 4-Stroke Scooters
• Diamo – 50cc 4-Stroke Scooters
• Flyscooter – 50cc 4-Stroke Scooters
• Ice Bear – 50cc 4-Stroke Scooters
• Italica – 50cc 4-Stroke Scooters
• JCL – 50cc 4-Stroke Scooters
• Jonway – 50cc 4-Stroke Scooters
• Kandi – 50cc 4-Stroke Scooters
• Kinroad – 50cc 4-Stroke Scooters
• KMD – 50cc 4-Stroke Scooters
• Kymco – 50cc 4-Stroke Scooters
• Lance – 50cc 4-Stroke Scooters
• Leike – 50cc 4-Stroke Scooters
• Linhai – 50cc 4-Stroke Scooters
• Longbo – 50cc 4-Stroke Scooters
• Motobravo – 50cc 4-Stroke Scooters
• Motofino – 50cc 4-Stroke Scooters
• Motorino – 50cc 4-Stroke Scooters
• NST – 50cc 4-Stroke Scooters
• Peace – 50cc 4-Stroke Scooters
• Puma Cycles – 50cc 4-Stroke Scooters
• Redstreak – 50cc 4-Stroke Scooters
• Roketa – 50cc 4-Stroke Scooters
• Scootstar – 50cc 4-Stroke Scooters
• Schwinn – 50cc 4-Stroke Scooters
• SSR – 50cc 4-Stroke Scooters
• SUNL – 50cc 4-Stroke Scooters
• Supermach – 50cc 4-Stroke Scooters
• SYM – 50cc 4-Stroke Scooters
• Tank Sports – 50cc 4-Stroke Scooters
• TaoTao – 50cc 4-Stroke Scooters
• Trailmaster – 50cc 4-Stroke Scooters
• Veloz – 50cc 4-Stroke Scooters
• Verucci – 50cc 4-Stroke Scooters
• Vitacci – 50cc 4-Stroke Scooters
• Viva – 50cc 4-Stroke Scooters
• Wolf – 50cc 4-Stroke Scooters
• Xingyue – 50cc 4-Stroke Scooters
• ZNEN – 50cc 4-Stroke Scooters

Universal Parts 50cc QMB139 4-stroke 47mm, Performance Cylinder Kit. Upgrades to 72cc!

Kit includes cylinder, piston, rings, piston pin, cir clips, head gasket, and base gasket.

**NOTE: Electrical, High Performance, Aftermarket items are non-returnable so please check photos and specifications before ordering.

Please see our Warranty and Returns Policy