SSP-G 47mm Big Bore Cylinder and Head Kit for the Yamaha Zuma 50F, C3 and Vino Classic 50cc 4 Stroke Liquid Cooled Scooters. Upgrades to 75.6cc!

Includes cylinder, 3-Valve cylinder head, head gaskets, base gasket, piston, piston pin, piston rings and cir clips.

Please note: A fuel pressure regulator or fuel injection tuner must be used with this cylinder kit.

• Upgrades to 75.6cc Displacement
• Bore: 47mm
• Overall Height (cylinder): 71.5mm
• Piston Pin Outer Diameter: 10mm
• Overall Piston Height: 30mm
• Piston Compression Height: 16mm
• Includes Extra Head Gasket
• 3 Valve Head
• Intake Valve Diameter: 15.5mm
• Exhaust Valve Diameter: 16.5mm