Wossner 8017DC Piston Kit - 1996-2003 KTM 300 EXC MXC EGS 2-Stroke Size C

Wossner 8017DC Premium Forged 2-Stroke Piston Kit - Size C

When your high-hour KTM 300 engine requires a precise top-end refresh, the Wossner 8017DC Size C Piston Kit is the professional choice for restoring Factory Quality performance. This 71.95mm forged piston is engineered specifically for cylinders that have experienced natural wear, ensuring the exact piston-to-wall clearance needed for peak compression. At Moto-House MX, we provide the technical solutions required to keep your 2-stroke powerhouse running smoothly on every trail.

Forged from aerospace-grade aluminum alloy, this piston offers superior structural integrity and heat resistance compared to cast alternatives. The permanent skirt coating significantly reduces internal friction and piston rock, resulting in a quieter engine and extended service life. Whether you are riding technical enduro or open desert, the dual-ring design of the 8017DC provides consistent power delivery and reliable oil control for your 293cc KTM engine.

Top Features: Wossner 8017DC Piston Kit

• Standard Size C (71.95mm): Designed for cylinders with a 72.02mm bore to maintain optimal mechanical clearances.
• Aerospace Forged Alloy: Premium aluminum construction for maximum strength-to-weight ratio and durability.
• Permanent Skirt Coating: Minimizes wear and friction for a quieter running engine and efficient break-in.
• Dual-Ring Design: Optimized for an exceptional combustion seal and consistent 2-stroke power.
• Complete Assembly: Kit includes the forged piston, high-performance rings, wrist pin, and clips.

Expert Pro-Tip: Accurate measurement is key. Use a bore gauge to check your cylinder at multiple points. If your cylinder shows wear reaching the 72.02mm range, the Size C piston is essential to prevent piston slap and maintain high-RPM stability.

Fitment List

Year Range	Vehicle Brand	Vehicle Model & Size
1996-2003	KTM	300 EXC
1996-2003	KTM	300 MXC
1996-2003	KTM	300 EGS
1998-2003	KTM	300 EXC Six Days

Frequently Asked Questions

Q: When should I choose a Size C piston?
A: Size C is typically used after a cylinder has seen significant use and has worn slightly beyond the A or B specifications. It allows you to maintain the correct clearance without the immediate need for a cylinder re-plate.

Q: Is this piston for the 300 XC model?
A: This specific kit is designed for the 1996-2003 engine platform (EXC/MXC/EGS). Always verify your model year before purchasing.

Q: Does this include the wrist pin bearing?
A: No, the kit includes the piston, rings, pin, and clips. We highly recommend purchasing a new wrist pin bearing separately during a rebuild.

Recommended Pairings

• Cometic Top End Gasket Kit: Ensure a leak-free seal for your KTM 300 rebuild.
• Motorex Cross Power 2T Oil: The ultimate protection for high-performance 2-stroke pistons.

Restore your KTM’s legendary punch 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.