Wossner Forged Piston Kit - 81mm Bore - 250cc - Size A - 4077DA

Unleash the full potential of your motorcycle's engine with the Wossner 250cc 4-Stroke Piston Kit. Engineered for superior performance and durability, this premium forged piston kit is designed to provide a significant upgrade over stock components, ensuring a quieter, more efficient, and powerful ride.

Description

This Wossner high-performance piston kit is meticulously crafted from aerospace-grade aluminum alloy, ensuring exceptional strength and lightweight characteristics. The advanced design incorporates a permanent skirt coating that drastically reduces friction and piston rock within the cylinder, leading to improved efficiency, reduced wear, and a quieter engine operation. Optimized machining techniques maintain critical strength in key areas such as the crown and skirt wall cross-section, while simultaneously reducing overall weight for enhanced responsiveness. With a precise 81.00 mm bore and a high 12.75:1 compression ratio, this forged piston is engineered to deliver maximum power and reliability for your 250cc 4-stroke engine, making it an ideal choice for serious riders and racers seeking a competitive edge.

Features & Highlights

• Superior Friction Reduction: Features a high-quality, permanent skirt coating that minimizes friction and piston rock, resulting in quieter engine operation, reduced wear, and improved long-term performance.
• Optimized Lightweight Design: Precision-machined for optimal lightness without compromising strength, particularly in critical areas like the piston crown and skirt wall, enhancing engine responsiveness and efficiency.
• Aerospace-Grade Forged Construction: Manufactured from premium aerospace-grade aluminum alloy through a forging process, ensuring exceptional durability, heat resistance, and structural integrity under extreme conditions.
• Complete Piston Kit: Includes everything necessary for installation: the piston, high-quality piston rings, a durable wrist pin, and secure clips, providing a comprehensive solution for your engine rebuild or upgrade.
• High Compression Performance: Engineered with a 12.75:1 compression ratio and a standard 81.00 mm bore, this piston is designed to maximize power output and engine efficiency for 250cc 4-stroke applications.

Technical Specifications

• Brand: Wossner
• Type: Gas Ported, Two Ring Design
• Model: Premium Series
• Style: Standard Size A
• Bore Size: 81.00 mm
• Engine Type: 4-Stroke
• Piston Size: 80.95 mm
• Displacement: 250 cc
• Stroke Length: 48.50 mm
• Bore - Oversize: Standard
• Piston Material: Aluminum Alloy, Forged
• Compression Ratio: 12.75:1
• Units: Kit (includes piston, rings, pin, clips)