1982 - 1987
YAMAHA YZ 490
Clutch spring kit
| TRW
Fits to:
YAMAHA YZ 490 [1982 - 1987]
Specifications
| Manufacturer | TRW |
|---|---|
| Color/finish | Silver |
| Material | Steel |
| Units | Kit |
| Spring material | Steel |
| Type | Clutch| Clutch Spring |
Product description
Clutch springs are approximately 10% stronger than original springs
Increase in clutch spring strength is achieved either through the extra length or by tighter winding