AV&V™ Valve Spring Shims for Yamaha
This Valve Spring Shim allows the engine builder to adjust spring pressure by combining various thickness shims. Using the different thickness is of great help when trying to obtain consistent spring pressure across all valves.
Yamaha YFZ450 (2004-2009)
| Part number | Thickness | O.D. | I.D. | Note |
|---|---|---|---|---|
| VSS1010-20 | .020" | .740" | .440" | Heat Treated Steel |
Yamaha RAPTOR and GRIZZLY 700 (2006-2012)
| Part number | Thickness | O.D. | I.D. | Note |
|---|---|---|---|---|
| VSS1310-20 | .020" | 1.090" | .460" | Heat Treated Steel |