Wossner Pro Series Piston Kit for 125cc 4-Stroke Engines

Elevate your motorcycle's engine performance and durability with the Wossner Pro Series Piston Kit, engineered specifically for 125cc 4-stroke engines. This high-performance piston kit delivers superior strength, reduced friction, and optimized power output, making it an essential upgrade for serious riders and racers.

Description

The Wossner Pro Series 125cc 4-stroke piston kit is meticulously crafted to meet the demanding requirements of modern motorcycle engines. Forged from aerospace-grade aluminum alloy, this piston ensures exceptional strength and longevity, even under extreme operating conditions. Its optimized machining process focuses on achieving the lightest possible weight without compromising structural integrity in critical areas like the piston crown and skirt wall cross-section. A key feature is the permanent Molybdenum Disulphite (Moly) skirt coating, which significantly reduces friction between the piston and cylinder wall. This not only promotes quieter operation and extends engine life but also assists in the critical break-in period, ensuring a smooth start to your engine's enhanced performance. Designed for a 54.00 mm bore and delivering an 11.0:1 compression ratio, this Wossner piston kit provides the ideal balance of power and reliability for your 125cc engine. Each kit includes the precision-engineered piston, high-quality nitride coated steel and cast rings, a durable piston pin, and secure clips, providing a complete solution for your engine rebuild or upgrade.

Features & Highlights

• Unrivaled Durability: Forged from premium aerospace-grade aluminum alloy, this piston kit offers exceptional strength and resilience, designed to withstand the rigors of high-performance 125cc 4-stroke engines.
• Optimized Performance & Efficiency: Features a permanent Molybdenum Disulphite (Moly) skirt coating that drastically reduces friction, leading to quieter operation, improved fuel efficiency, and extended engine life.
• Precision Engineered Lightness: Expertly machined for optimal lightness while maintaining robust strength in crucial areas such as the piston crown and skirt wall, ensuring responsive power delivery without sacrificing reliability.
• Enhanced Break-in Protection: The advanced Moly coating not only reduces friction during operation but also actively assists in the critical engine break-in process, promoting smoother initial performance and longevity.
• Complete Kit for Easy Installation: Each Wossner Pro Series Piston Kit comes complete with the high-quality piston, precision-matched rings (Nitride Coated, Steel, Cast), a sturdy piston pin, and reliable clips, providing everything needed for a comprehensive piston replacement.

Technical Specifications

• Model: Pro Series
• Engine Type: 4-Stroke
• Displacement: 125 cc
• Bore Size: 54.00 mm
• Piston Diameter: 53.94 mm
• Piston Size: Standard Size A
• Compression Ratio: 11.0:1
• Piston Material: Forged Aluminum Alloy
• Skirt Coating: Molybdenum Disulphite
• Ring Material: Nitride Coated, Steel, Cast
• Units: Kit (includes piston, rings, pin, clips)