1982 - 1983
YAMAHA YZ 490
Piston
| WOSSNER
Fits to:
YAMAHA YZ 490 [1982 - 1983]
Specifications
| Manufacturer | WOSSNER |
|---|---|
| Bore size | 88.92mm (+2.00mm) |
| Bore size | 87.42mm (+0.50mm) |
| Bore size | 88.42mm (+1.50mm) |