Torque Spring Naraku +1500 rpm for GY6, Kymco, Honda Two Brothers 8121R-GP10-9999
Baker’s notes & crumb story
Description
Torque Spring Naraku +1500 rpm for GY6, Kymco, Honda Two Brothers 8121R GP10 9999 8121R GP10 9999 Seal for the original Adly transmission cover The +1500 rpm calibration means that this spring requires a higher centrifugal force (and therefore a higher engine speed) for the rear pulley to apply more "clamping" force to the belt The spring supports counters the rear pulley and modulates the final drive ratio according to engine speed