METAL 1983-1984 YAMAHA IT490 CLUTCH KITS.

Description:

A tough new breed of clutch for tough new bikes and riding styles.
Complete Engine sets of Stack Height Controlled friction plates featuring the unique alloy particle impregnated clutch facings that prevent burn up or slippage.
Every CK kit is matched and measured to give you a perfect stack height.
All-purpose OEM style replacement unit
Spiral wound springs made from heat treated high carbon steel.
Approximately 10-15 percent stiffer than standard springs.
This can help reduce clutch slip or fast clutch wear on your machine.
All springs get tired and should be replaced at every engine rebuild or clutch overhaul.
How do you know when you need to a new clutch replacement?
One sign the clutch is about to go out on your dirt bike is a tendency for the engine to flare or rev a little bit as the clutch slips when you engage the next gear during upshifts.
Particularly when you are hard on the motorcycles gas.
Another is for the engine speed on the motocross bike to increase disproportionately compared with road speed whenever you try to accelerate.

Yamaha IT 490 Fiber Plates and Spring Kit Fits 1983-1984