PISTON KIT 02-13 TRX250 69.00, FORGED PISTON WOSSNER 8870D050, HONDA ATV

Wossner Forged Piston Kit

This Wossner forged piston kit is engineered for exceptional strength and durability in your motorcycle or ATV engine. Designed for optimal heat transfer from the combustion chamber to the cylinder walls, this piston ensures efficient operation and longevity. Its advanced elliptical design creates a uniform bearing surface even under extreme heat expansion, reducing localized pressure and evenly distributing thrust loads to prevent piston collapse. Precision manufactured in Germany, this kit delivers high-quality performance you can rely on.

Key Features:

• High-strength forged construction for maximum durability.
• Engineered for optimized heat transfer, enhancing engine performance.
• Elliptical design promotes even load distribution and prevents piston collapse.
• Precision manufacturing standards from Germany.
• Features an oversize bore of +0.50mm.

Specifications:

• Bore Size: 69.00mm
• Actual Diameter: 68.95mm
• Displacement: 229 cm³
• Stroke: 62.20mm
• Clearance: 0.05mm
• Compression Ratio: OEM
• OEM Compression Ratio: 10.00:1
• Dome Volume: +4.10 cm³
• Compression Height: 21.70mm

Included Components:

• Piston: Wossner 8870D050
• Ring Set: 690XKS
• C-Clip Set: CW15
• Pin: WP102