Wiseco RE829M08100 Racer Elite 81.00mm Piston 2023–2025 KTM 250 SX-F

Wiseco RE829M08100 Racer Elite 81.00mm Piston 2023–2025 KTM 250 SX-F

The Wiseco Racer Elite™ piston kit is engineered for riders and builders looking to maximize performance and reliability in modern 250cc four-stroke engines. Designed as an 81.00mm high compression piston for KTM, Husqvarna, and Gas Gas 250F platforms, this Wiseco Racer Elite piston kit delivers dyno-proven power gains with improved throttle response and increased torque. Precision-machined from 100% billet material, it provides an exceptional strength-to-weight ratio and a precise fit for high-performance riding applications.

Advanced engineering elements such as the asymmetric skirt design, optimized dome profile, and precision-fit compression ring improve combustion efficiency while reducing friction and wear. This high compression 250cc piston is ideal for motocross racing, enduro competition, and performance-focused engine rebuilds where durability and consistency are critical. Riders and mechanics rely on the Wiseco Racer Elite piston kit to maintain reliable power delivery and long service life under demanding conditions.

Key Features

• 100% billet-machined piston for superior strength and optimized weight
• High compression design (14.5:1 for 250cc applications) for increased torque and throttle response
• Asymmetric skirt design for even load distribution and improved wear characteristics
• ArmorGlide® skirt coating reduces friction, noise, and scuff resistance
• DLC-coated piston pin minimizes friction and enhances durability
• Optimized dome design improves flame travel and combustion efficiency
• Pressure seal groove reduces ring lift and power loss
• Enhanced pin oiling for improved lubrication and reduced friction
• Includes piston, rings, wrist pin, and circlips

Vehicle Fitment

• 2023–2025 KTM 250 SX-F
• 2024 KTM 250 EXC-F
• 2024 Gas Gas MC 250F
• 2024 Gas Gas EX 250F
• 2024 Gas Gas EC 250F
• 2024 Husqvarna FE 250
• 2023–2024 Husqvarna FC 250

Frequently Asked Questions

Is this piston compatible with a stock cylinder?
Yes, this 81.00mm piston is designed to work with a properly inspected stock bore that meets manufacturer specifications.

Is professional installation recommended?
Professional installation is recommended to ensure correct clearances, proper ring orientation, and optimal engine performance.

What type of riding is this piston best suited for?
The Wiseco Racer Elite piston kit is ideal for motocross racing, enduro competition, and high-performance engine rebuilds.

Upgrade your 250F engine with precision-engineered components designed to deliver consistent power, improved efficiency, and long-term durability in demanding riding environments.

Moto-House MX – Choice of Champions – is located in Clermont/Montverde, FL. The best motocross shop in Central Florida.