Dr. Pulley 23x18 Sliding Roller Weights Handles Grips and Controls Starter motor for 150cc and

Starter motor for 150cc and 125cc GY6 4-stroke QMJ152/157 QMI152/157 engines

piston pin and cir clips

Pulley 20x12 Sliding Roller Weights for the Linhai 260/300

Speedometer cable that fits a wide variety of 50cc

Clutch shoes for 47/49cc Pocket bikes

Dr. Pulley 23x18 Sliding Roller Weights Handles Grips and Controls Starter motor for 150cc andDr. Pulley 23x18 Sliding Roller Weights for 250cc water cooled 172mm engines. Please select weight from drop down menu. Traditionally, gear ratio is changed by the up and down rolling movement of the roller weights in the ramp of the Moveable Drive Pulley (MDF). Now the innovative Dr. Pulley Sliding Roller Weights slide up and down the ramp to change the gear ratio. This unique sliding movement (not rolling) provides exclusive advantages to increase