Wossner 4087DA Piston Kit - 2016-2018 Kawasaki KX450F Motocross

Wossner 4087DA Pro Series Forged Piston Kit

When your Kawasaki demands a top-end refresh, the Wossner 4087DA Piston Kit provides the Factory Quality reliability needed to stay at the front of the pack. Engineered specifically for the high-intensity environment of the KX450F, this kit is designed to restore lost compression and throttle response. At Moto-House MX, we provide the precision-forged components that riders depend on for both durability and race-winning performance.

Forged from aerospace-grade aluminum alloy, these pistons offer a superior strength-to-weight ratio compared to cast alternatives. The 4087DA features optimized machining for extreme lightness while maintaining structural integrity in high-stress areas like the crown and skirt. With a permanent skirt coating to minimize friction and piston rock, this kit ensures a quieter engine and smoother power delivery throughout the entire RPM range.

Top Features: Wossner 4087DA Piston Kit

• Aerospace Forged Alloy: High-strength aluminum construction for maximum heat resistance and longevity.
• Low-Friction Skirt Coating: Permanent coating reduces internal wear and engine noise for improved mechanical efficiency.
• Gas Ported Two-Ring Design: Optimized for superior ring seal and consistent power under racing conditions.
• High Compression Performance: Precision machined to maintain a powerful 13.6:1 compression ratio.
• Complete Kit: Includes everything needed for a top-end rebuild: piston, rings, wrist pin, and clips.

Expert Pro-Tip: For a professional installation on your KX450F, always verify your ring end gap and ensure your cylinder bore is within the 96.00mm standard specification before assembly.

Fitment List

Year Range	Vehicle Brand	Vehicle Model & Size
2016-2018	Kawasaki	KX450F

Frequently Asked Questions

Q: Is this a Standard Size A piston?
A: Yes, this is the 95.95mm piston designed for the standard 96.00mm Kawasaki bore.

Q: What are the benefits of a gas-ported piston?
A: Gas ports use combustion pressure to push the rings against the cylinder wall more effectively, providing a better seal and increased power.

Q: Does this kit fit the KX450 (2019+)?
A: No, this specific kit is engineered for the 2016-2018 KX450F engine platform.

Recommended Pairings

• Vertex Top End Gasket Kit: Ensure a perfect seal during your engine rebuild.
• Motorex 4-Stroke Engine Oil: Protect your new forged piston with high-performance lubricants.

Restore your Kawasaki's power today. Buy now at Moto-House MX!

Moto-House MX – Choice of Champions – is located in Clermont/Montverde, FL. The Best Motocross/UTV & ATV Shop in Central Florida. Stop by our local store in Montverde, FL or enjoy lightning-fast shipping across the USA.