$172.90
| Bore Size | 87-91MM |
|---|---|
| CC | No |
| Cylinder Type | No |
| Exhaust Port Height | No |
| Flange Thickness | No |
| Horsepower | No |
| Manufacturer | Yamaha |
| Model | YZ490 #40T |
| # of Cylinders | No |
| Over All Length | No |
| Relief Diameter | No |
| Relief Height | No |
| Sleeve Outer Diameter | No |
| Year(s) | 1984, 1985, 1986 |
