NCY Secondary Sliding Sheave Assembly; Dio, Elite, Buddy 50 Cowls Rubber Grommet (black) L: 22mm

Rubber Grommet (black) L: 22mm / ID: 8mm / OD: 14<20

Premium Quality: Built to withstand the elements

We recommend careful tuning

VBB*     Vespa 150                          60 - 67  150        Large Frame - 8 in

NCY Secondary Sliding Sheave Assembly; Dio, Elite, Buddy 50 Cowls Rubber Grommet (black) L: 22mmThis NCY adjustable Secondary Sliding Sheave Assembly is compatible with Genuine, Honda, SYM and 139QMB GY6 50cc engines. The assembly comes with two sets of ramp angles, one steeper than the other, which allow you to adjust how quickly the pulley engages. A quicker engagement means more power off the line, and more gradual engagement gives you more power at speed. Specifications: Rear Pulley Plate OD: 118. 5mm, Shaft ID: 17. 43<21mm, OD: 34<45. 1mm,