Forged from high-silicon aluminum alloy for maximum strength and dependability. Wiseco offers a complete range of popular piston models and years for both trail and racing applications. Durability, longevity and increased horsepower. Innovative forging design and piston skirt provide maximum horsepower and torque. Displacement: 673cc Bore
Standard: 100.00mm Bore
Actual: 101.00mm Bore
Oversize: 1.00mm Stroke: 84.00mm Compression Ratio
Actual: 9.9:1 Skirt Coating: Moly
Product Information
| MODELLZUWEISUNG | Yamaha Grizzly 660 Auto 4×4 (2002 – 2008) Yamaha YXR66FA Rhino 660 (2005 – 2007) Yamaha YFM660R Raptor (2001 – 2005) |
| VERDICHTUNGSVERHÄLTNIS | 9,9:1 |
| ZYLINDERBOHRUNG METRISCH mm | 101,00 |
| HUB METRISCH mm | 84,00 |
