| Specification | Value |
|---|---|
| Displacement | 660 cc |
| Stroke Length | 84.00 mm |
| Units | Kit |
| Riding Style | UTV / ATV |
| Material | Steel |
| Product Name | Crankshaft Kit |
| Type | Bottom End |
- Crankshafts are factory assembled and precision trued to OEM specifications
- Double-forged Wiseco connecting rods maintain superior dimensional consistency through improved grain flow
- Shot-peening eliminates residual stresses and smoothly blends the rod forging surfaces
- Corrosion-resistant surface treatment
- Crank pin bearing radial running clearance is optimized to ensure maximum performance
- Precision honing ensures ultra round bearing surface
- Precision engineered oiling slots maximize rod strength and bearing life
- Double-drilled small ends provide the piston pin with extra lubrication and cooling, reducing distortion of top end due to thermal transfer from the piston
- Kit includes crankshaft assembly, main bearings, and bottom-end gasket kit
FITMENTS
| Year | Make | Model |
|---|---|---|
| 2002-2006 | Yamaha | YFM660F Grizzly 4x4 |
| 2004-2007 | Yamaha | YXR66F Rhino 660 |
| 2007-2008 | Yamaha | YFM 660 FA Grizzly 4x4 |
| 2007-2008 | Yamaha | YFM 660 FG Grizzly 4x4 |
- Supplier:
- Parts Unlimited
- MAP:
- Yes
