100cc Big Bore 50mm Cylinder Kit for 50cc 4-Stroke 139QMB Scooters
INCLUDES:
Cylinder Head
Cylinder Block
Piston (50mm)
Piston Rings
Wrist Pin
Circlips
Gaskets
Valves
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
Upgrade 4-stroke cylinder kit works on Kymco, Schwinn, QLink, Diamo, Tank, Verucci, Roketa, Meitian and most scooters with GY6 139QMB 4T engines.
Also do not forget your clutch, roller weights, and belt to use this new find power to better take off and no slip with Kevlar belts. Good size for roller weights for bottom end and not losing top end is 5 – 6 gram weights depending
on rider’s weight.
**NOTE: There are two versions of this kit. It either comes with a 64mm or 69mm valve kit. Also, You will need to bore your engine to complete the installation. Please verify first before placing an
order.