Cylinder Kit w/Head, SSP-G 52mm Big Bore 90cc for 50cc 4-Stroke 139QMB Chinese Scooters

52mm SSP-G 88cc Big Bore 50mm Cylinder Kit for 50cc 4-Stroke Kymco, SYM, 139QMB Scooters

SPECIFICATIONS:

• Upgrades to 88cc
• Cylinder Bore: 52mm
• Cylinder Sleeve Outer Diameter: 54.9mm
• Intake Valve Diameter: 23.5mm
• Intake Port Diameter: 21.5mm
• Exhaust Valve Diameter: 20.1mm
• Exhaust Port Diameter: 19mm
• Valve Length: 62.3mm (compatible with 64mm Short Valve Style Heads)
• Does not come with camshaft, please see Related Items
• Made in Taiwan

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

SSP-G QMB139 52mm Performance Cylinder and Head Kit. Includes cylinder, piston, piston rings, wrist pin, circlips, complete cylinder head with 64mm valves, exhaust gasket, intake gasket, and cam chain tensioner gasket.

When used in conjunction with your stock crankshaft the displacement comes out to 88cc.

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

Please see our Warranty and Returns Policy