PISTON KIT 2014 YZF450 97mm HC, FORGED WOSSNER 8896DA, 1SL-11631-00-00

Wossner forged pistons are engineered for superior strength and thermal performance, with an elliptical design that promotes even load distribution during heat expansion, preventing piston collapse. This high-compression model for Yamaha YZ450F features a 97.00mm bore (96.96mm actual size) and is made in Germany.

Features

• Forged for strength and durability
• Elliptical design for uniform expansion and load distribution
• Optimized for high thermal conductivity
• Made in Germany

Specifications

• Bore Size: 97.00mm (actual 96.96mm)
• Displacement: 449 cm³
• Stroke: 60.80mm
• Clearance: 0.04mm
• Wossner Compression Ratio: 13.50:1
• OEM Compression Ratio: 12.50:1
• Dome Volume: -2.10 cm³
• Compression Height: 24.00mm

Cross-Reference OEM Part Numbers

• 1SL-11631-00-00

Vehicle Fitments

• Yamaha YZ450F 2014–2015