Wossner Standard Series Piston Kit for 250cc 4-Stroke

Elevate your engine's performance with the Wossner 250cc 4-Stroke Piston Kit. Engineered for exceptional durability and power, this kit provides a significant upgrade for your motorcycle's heart. Experience smoother operation and increased reliability with Wossner's renowned precision engineering.

Description

The Wossner Standard Series Piston Kit is meticulously crafted to deliver unparalleled performance and longevity for your 250cc 4-stroke engine. Each piston is precision-forged from high-grade aerospace aluminum alloy, ensuring exceptional strength while maintaining optimal lightness through advanced machining. This meticulous design strengthens crucial areas like the crown and skirt wall cross-section, providing robust durability under extreme conditions. With a high 14.1:1 compression ratio and a 77.97 mm piston diameter, this kit is engineered to unlock your engine's full potential, offering a noticeable boost in power and responsiveness. The piston skirts feature a permanent Molybdenum Disulphite (Moly) coating, drastically reducing friction and piston rock, which translates to quieter operation, improved engine efficiency, and a smoother break-in process. The dual ring design, complemented by nitride-coated, steel, and cast rings, ensures superior sealing and wear resistance, making this Wossner 250cc 4-stroke piston kit an essential component for any serious engine rebuild or performance upgrade.

Features & Highlights

• Premium Forged Aluminum Construction: Each piston is precision-forged from aerospace-grade aluminum alloy, offering superior strength, durability, and resistance to high-stress engine conditions.
• Advanced Molybdenum Disulphite (Moly) Skirt Coating: A permanent, low-friction Moly coating on the piston skirts reduces wear, minimizes piston rock, ensures quieter operation, and aids in a smooth engine break-in.
• Optimized Lightness and Strength: Engineered with advanced machining techniques to reduce weight without compromising strength in critical areas like the piston crown and skirt wall cross-section.
• High Compression Performance: Designed with a specific 14.1:1 compression ratio to maximize power output and engine responsiveness for demanding riding.
• Complete Piston Kit: Includes everything needed for a comprehensive installation: the piston, high-quality dual rings (nitride coated, steel, cast), piston pin, and secure clips.
• Precision Sizing: Features a 77.97 mm piston diameter (Standard Size C) for an exact fit, ensuring optimal engine clearances and performance.

Technical Specifications

• Brand: Wossner
• Model: Standard Series
• Type: Dual Ring Piston Kit
• Engine Type: 4-Stroke
• Displacement: 250 cc
• Piston Diameter: 77.97 mm
• Piston Size: Standard Size C
• Compression Ratio: 14.1:1
• Piston Material: Forged Aluminum Alloy
• Skirt Coating: Molybdenum Disulphite
• Ring Material: Nitride Coated, Steel, Cast
• Vendor Part Number: 4076DC