Piston Kit for 2 Stroke

Restore crisp 2-stroke performance with a complete, ready-to-install piston kit. The WOSSNER 8109DA Piston Kit is forged from aerospace-grade aluminum alloy and precision-machined to stay light while maintaining strength in critical areas like the crown and skirt. A high-quality permanent skirt coating reduces friction and piston rock, helping the engine run smoother, quieter and more efficiently.

This kit is ideal when doing a top-end service or rebuild—everything you need is included in one package, so you can replace worn parts consistently and get back reliable compression and throttle response.

Key features:

• ✅ Permanent skirt coating to reduce friction and piston rock for quieter, improved performance
• ✅ Optimized machining for low weight while maintaining strength in key areas
• ✅ Forged aerospace-grade aluminum alloy construction

Benefits of use:

• 🔹 Helps restore power and reliability during top-end maintenance
• 🔹 Smoother running and reduced wear thanks to low-friction skirt coating
• 🔹 Convenient complete kit reduces the chance of mismatched or missing parts

Technical specifications:

• 📌 Engine type: 2-stroke
• 📌 Displacement: 249 cc
• 📌 Bore size: 67.40 mm (Standard), piston size: 67.34 mm, stroke: 70.00 mm
• 📌 Type: Dual ring, with intake window
• 📌 Brand / series: WOSSNER Standard Series

What’s included:

• • Piston #8109DA
• • Ring Set #RSB6740
• • Wrist Pin #WP033
• • Retaining Clips #CW18

Why choose this product?

⭐ Built for durability and performance with forged construction and smart friction-reducing coating.
⭐ Complete kit (piston + rings + pin + clips) for a correct, efficient rebuild.
⭐ Ideal for scheduled top-end service to keep your 2-stroke running strong ride after ride.