The factory plastic impellers are known to warp

05-100-275

just use premium pump gas

Complete bolt on and ride assembly and includes tools

Makes changing out clutch weights or primary spring much easier

Gold Star Weights - 56-78g // SKU: 07-GSW-5678 exhaust The factory plastic impellers areGold Star Adjustable Clutch Weights (56 78g) SKU: 07 GSW 5678 Take total control of your machine's power curve with our premium Gold Star Adjustable Clutch Weights. Engineered for riders who demand precision, these weights allow you to perfectly tune your primary clutch to match your specific engine modifications, tire size, and riding terrain. With an adjustable range spanning from 56 grams to 78 grams, these are the ultimate tool for dialing in the