Wossner Pro 4-Stroke Forged Piston Kit - +1.00mm - 10.9:1 - 8501D100

Upgrade your 4-stroke engine with the Wossner 4-Stroke Piston Kit, designed and manufactured in-house for superior performance and durability. Wossner pistons are trusted by leading Supercross, Arenacross, and MX GP teams, ensuring top-tier quality for your machine. This kit provides a significant boost in engine performance and reliability.

Description

This Wossner piston kit features a double-bridged, lightweight forged piston design, delivering the tightest piston-wall clearances in the industry for a quieter and more efficient running engine. The moly-coated piston skirt minimizes friction, facilitating smoother break-in and extending engine life. With a +1.00mm oversize bore and a 10.9:1 compression ratio, this kit enhances power and torque across the RPM range. Upgrade to Wossner for unmatched performance and reliability. Each kit includes the piston, rings, wrist pin, and pin locks, providing everything needed for a complete installation.

Features & highlights

• In-house designed and manufactured with forgings produced in Wössner’s company-owned forging operation.
• Double-bridged, lightweight forged piston design ensures optimal strength and reduced weight.
• Moly-coated piston skirt minimizes friction and aids in proper break-in.
• Provides tighter piston-wall clearances for a quieter and more efficient engine.
• Delivers a compression ratio of 10.9:1 for enhanced power and torque.
• Used by leading Supercross, Arenacross and MX GP teams.
• Kit includes piston, ring, wrist pin, and pin locks for a complete installation.

Technical specifications

• Brand: Wossner
• Engine Type: 4-Stroke
• Piston Material: Forged Steel
• Bore - Oversize: +1.00 mm
• Compression Ratio: 10.9:1
• Stroke Length: 84.00 mm
• Ring Material: Steel, Cast
• Skirt Coating: Moly Coated
• Type: Replacement Forged Piston
• Units: Kit

Important to know

• Professional installation is recommended.