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Cylinder Kit, Athena Hyper Race 70cc Big Bore Kit for '02-Up Yamaha Vino


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List Price: $1,299.99
Sale Price: $1,099.99
In Stock
free shipping
Athena Hyper Race 70cc Big Bore Kit for '02-Up Yamaha 50cc 2-Stroke Zuma and Vino (Horizontal Engine)


INCLUDES:
  • Shaped, domed cylinder head, state of the art cylinder with special porting, lighter flat top piston assembly (all of which are designed for higher compression and improved combustion efficiency), forged crankshaft assembly with larger 12mm wrist pin, top end gasket set, 19mm Dellorto carburetor, carbon reed valve petals, throttle cable, and Athena racing exhaust system. Replacement of clutch rollers and springs may be needed for proper tuning
  • 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 and include a selection of main jets
  • 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.

FOR US YAMAHA VINO USE THE STOCK REEDS. EXHAUST PIPE IN KIT WILL NOT FIT WITH STOCK CENTER STAND. THROTTLE CABLE IS NOT INCLUDED BUT IS AVAILABLE SEPARATELY (#70-7857)


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


Please see our Warranty and Returns Policy
Manufacturer: Athena
Manufacturer Part #: 68-4570

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