Wossner 4-Stroke Forged Piston Kit - 77.01mm Bore - Size B - 8957DB

Elevate your engine's performance and durability with the Wossner Premium Series 4-Stroke Piston Kit. Engineered for demanding motorcycle applications, this comprehensive kit delivers superior power, reliability, and a quieter running engine, making it an essential upgrade for any serious rider or mechanic.

Description

The Wossner Premium Series Piston Kit is meticulously engineered from high-strength forged aluminum alloy, ensuring exceptional durability and resistance to the stresses of high-performance 4-stroke engines. With a precise 77.01 mm bore and an aggressive 14.0:1 compression ratio, this piston is designed to maximize power output and engine efficiency. Its advanced features include enhanced piston pin oiling slots and radial boss machining for superior wrist pin lubrication, significantly extending component life. A specially applied skirt coating reduces friction and aids in a smoother break-in process, while the ring land treatment optimizes ring seal and oil control, contributing to a quieter running engine. The lightweight design and tight piston wall clearance further enhance performance and reduce operational noise. This kit represents Wossner's commitment to delivering top-tier engine components that meet the rigorous demands of motorcycle enthusiasts and professional racers, ensuring optimal performance for your engine rebuild.

Features & Highlights

• Enhanced Piston Pin Lubrication: Features advanced oiling slots, radial boss machining, and annular grooves to ensure superior wrist pin lubrication, extending the lifespan of critical engine components.
• Optimized Engine Performance: Designed with a lightweight profile and tight piston wall clearance, resulting in a quieter running engine and improved overall efficiency.
• Reduced Friction & Improved Break-in: The specially applied skirt coating minimizes friction, promoting a smoother break-in period and contributing to sustained performance.
• Superior Ring Seal & Oil Control: Ring land treatment ensures an optimal seal for piston rings, enhancing combustion efficiency and maintaining excellent oil control within the engine.
• Exceptional Durability: Constructed from robust forged aluminum alloy, with a double bridged forging design where applicable, offering outstanding strength and reliability under extreme conditions.
• Complete Kit for Easy Installation: Each kit includes the piston, high-quality rings, wrist pin, and pin locks, providing all necessary components for a straightforward and reliable engine rebuild.

Technical Specifications

• Model: Premium Series
• Product Name: Piston Kit
• Engine Type: 4-Stroke
• Piston Material: Forged Aluminum Alloy
• Bore Size: 77.01 mm
• Piston Size: 76.97 mm
• Bore - Oversize: +0.01 mm
• Compression Ratio: 14.0:1
• Stroke Length: 53.60 mm
• Style: Standard Size B
• Units: Kit
• Vendor Part Number: 8957DB