NCY SECONDARY SLIDING SHEAVE ASSEMBLY FOR 150cc GY6 MOTORSNCY Secondary Sliding Pulley Assembly for GY6 Engines. This adjustable NCY secondary sliding pulley will give you faster take off and a higher top speed. Fits Chinese GY6 scooters and karts with 150cc and 232cc engines.

This free flow exhaust system allows your scooter to breath easier

-NGK CR7HSA spark

As well as this kit includes Center and starting clutch gasket

63mm bored crank case assembly

Here we have one of the best clutch bells to come out of Taiwan

Super high quality

-27mm exhaust valve

choose one

100% Taiwan made

Ships USPS First Class Mail

Dimension: 15mm shaft x 115mm diameter

You will need to use 79mm cylinder