Description
Dr. Pulley 18x14 Sliding Roller Weights 7 Gram
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- Dr. Pulley 18x14 Sliding Roller Weights for 125/150cc 4-stroke GY6 engines. Please indicate weight when ordering. 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 C
- Size: 18x14 Set of 6
- Broadens your range of gear ratios Increases acceleration and re-acceleration properties Increases top end speed
- Lasts longer than standard roller weights
- U.S. Patent Number: 7,276,004
