Athena Cylinder Kit Hyper Race Domed 47.6mm - 68-4500

Athena Cylinder Kit Hyper Race Domed 47.6mm - 68-4500

Cylinder Kit Hyper Race Domed 47.6mm

The race version of the popular Athena 70cc big bore kit, available in one part number. All parts are available separately for custom builds.

Features:

• Cylinder kits include cylinder, head, piston assembly, reeds, and gaskets
• Piston kits include piston, rings, wrist pin, and circlips
• Carburetors have a manual choke assembly
• Hyper Race crankshafts have a lighter connecting rod, full crank rounds, and special needle bearings, but will not work with OEM type stock or standard Athena big bore pistons due to the larger 12mm wrist pin size.

This Part Fits:

Year	Make	Model	Submodel	Notes
1997	Yamaha	CW50 Zuma II
1998	Yamaha	CW50 Zuma II
1999	Yamaha	CW50 Zuma II
2000	Yamaha	CW50 Zuma II
2001	Yamaha	CW50 Zuma II
2002	Yamaha	YJ50 Vino
2003	Yamaha	YJ50 Vino
2004	Yamaha	YJ50 Vino
2002	Yamaha	YJ50RA Vino Classic
2003	Yamaha	YJ50RA Vino Classic
2004	Yamaha	YJ50RA Vino Classic
2005	Yamaha	YJ50RA Vino Classic