WOSSNER 81mm PISTON KIT POLARIS TRAIL BOSS 350 90-93, TRAIL BOSSL 90-94

Wossner forged piston kit designed for Polaris Trail Boss 350 models with an 81.00mm bore. Engineered for optimal heat transfer and uniform bearing surface distribution, preventing piston collapse. Manufactured in Germany for durability and precision.

Features

• Forged construction for superior strength and durability
• Optimized heat transfer for improved engine performance
• Elliptical design ensures even pressure distribution, reducing localized stress
• Manufactured in Germany for high-quality performance

Specifications

• Bore Size: 81.00mm
• Actual Bore: 80.93mm
• Displacement: 350 cm³
• Stroke: 70.00mm
• Clearance: 0.07mm
• Compression Ratio: 2-Stroke
• Compression Height: 38.00mm
• Lock Part Number: CW18
• Pin Part Number: WP039
• Ring Set Part Number: RSC8100 (x2)

Cross-Reference OEM Part Numbers

• Wossner Piston Part Number: 8096D100

Vehicle Fitments

• Polaris Trail Boss 350 (All Years)