Dr. Pulley GY6 Variator Kit

Dr Pulley Performance Variator Assembly V 181401 for 125cc & 150cc 4-stroke GY6 engines.

• Specially Designed Ramp Shape
• Extended Ramp Length
• Adjustable Boss Length
• Racing Type Ramp Plate

Specs

• Includes Instructions
• Includes Sliders
• Does Not Included Roller Weights
• Number of Splines: 19
• Drive Face Outer Diameter (A): 114mm
• Boss Inner Diameter (C): 15mm
• Boss Outer Diameter (B): 24mm
• Ramp Plate Inner Diameter (D): 15mm 
• Fan Inner Diameter Peak to Peak (H): 14mm
• Fan Inner Diameter Valley to Valley (G): 15mm

Engine Fitment

GY6 QMI/QMJ 152/157