Upgrades to 78.7cc
Cylinder Bore: 49mm
Backlight Color (setting range): Blue, Orange & Light Purple
DC 12V
Plug & Play
Includes: Speedometer, Odometer, Trip Meter, Hour Meter, Tachometer, Shift Light, Water Temperature Meter, Fuel Meter, Clock, Volt Meter and much more!
Upgrades to 177cc
Cylinder Bore: 63mm
Upgrades to 70cc
Ships from Factory with Ring Installed on Piston
Cylinder Bore: 47mm
Cylinder Sleeve Outer Diameter: 51mm
Wrist Pin Diameter: 10mm
88 Main Jet
Inner Diameter (bell): 125mm Overall Height (bell): 43mm Number of Splines (clutch bell): 19 50 Degree Pillow Springs Includes 1 Nut Locker and 1 Torque Spring Washer Includes 3 sets of Pillow Springs and 5 sets of Clutch Springs for fine tuning
Inner Diameter (bell): 125mm
Overall Height (bell): 43mm
Number of Splines (clutch bell): 19
60 Degree Pillow Springs
Includes 1 Nut Locker and 1 Torque Spring Washer
Includes Assortment of Pillow Springs and Clutch Springs for fine tuning
Does Not Include Clutch Bell
50 Degree Pillow Springs
Includes 1 Nut Locker
Includes Assortment of Pillow Springs and Clutch Springs for fine tuning
Overall Outer Diameter: 142mm
Center Opening: 33mm (width), 36mm (height)
55 Degree Pillow Springs
Includes Several Sets of Pillow Springs and Clutch Springs for Fine Tuning
Reduces Clutch Slippage
Improved Clutch Efficiency
Inner Diameter (bell): 125mm
Overall Height (bell): 43mm
Number of Splines (clutch bell): 19
45 Degree Pillow Springs
Includes 1 Nut Locker and 3 Torque Spring Washers
Includes Various Pillow Springs Clutch Springs for Fine Tuning
For Use With 50cc to 70cc Sport/Street Cylinders
Head Pipe Inner Diameter: 26mm
Bolt Hole Spacing (flange): 48mm
Rear Mounting Bracket Bolt Spacing: 94mm
Includes All Mounting Hardware
Please Note: This exhaust comes with a manifold restrictor in place. Removing the restrictor leads to a significant performance increase.
Upgrades to 70cc
Ships from Factory with Ring Installed on Piston
Cylinder Bore: 47mm
Cylinder Sleeve Outer Diameter: 50.8mm
Wrist Pin Diameter: 10mm
Only For Use With 80.5mm Cylinder Stud Spacing! Will Not Fit Standard GY6!
Includes Radiator, Lines and Fittings
Made in Taiwan
57mm “B-case” cylinder stud spacing
Drilled for oil cooler fittings
Overall left crankcase length: 20 inches
Does not include case gaskets. Please see related items.
Made in Taiwan
Clutch : 104mm Outer Diameter
Torque (Contra) Spring : 20% Stiffer than stock
Clutch Bell : 107mm Inner Diameter. 114.5mm Outer Diameter. 22 Splines.
Variator : 89mm Outer Diameter. Includes 3pcs each 7g, 8g, and 9g Roller Weights. 126g Drive Face.
All Components Made in Taiwan!
Overall Outer Diameter: 157mm
Center Opening: 40mm (width), 36mm (height)
55 Degree Pillow Springs
Includes Assortment of Pillow Springs and Clutch Springs for Fine Tuning
Reduces Clutch Slippage
Improved Clutch efficiency
Includes Instructions
Includes Slides
Includes 29×18 Roller Weights in 18g
Number of Splines: 20
Drive Face Outer Diameter: 165mm
Boss Inner Diameter: 21.85mm
Boss Outer Diameter: 35mm
Ramp Plate Inner Diameter: 18.5mm