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Complete engine rebuild
Crankshaft assembly
OEM quality main bearings
All engine gaskets, seals, and o-rings
Wiseco ProLite 2-stroke piston and top end bearing
Wiseco standard series 4-stroke piston
Cam chain included (if needed)
Wiseco hour meter and bracket included
Bottom end and top end components
Engineered to meet or exceed OEM quality
Reliable OEM sealing
Instant throttle response
Premium quality for smooth operation
Proven performance and reliability
Exact fit and long lasting
Track your engine and critical service intervals
The Wiseco PWR131B-860 Power Kit is designed specifically for Honda TRX400EX and TRX400X models manufactured between 2005 and 2014. This comprehensive kit enhances engine performance by increasing compression ratio, providing improved power output and throttle response. Crafted with precision and high-quality materials, the kit ensures durability and reliable performance in demanding riding conditions. It is an ideal upgrade for enthusiasts seeking to optimize their ATV's engine efficiency and power.
Features:
- Designed for Honda TRX400EX and TRX400X models from 2005 to 2014
- High compression ratio of 10:1 for increased engine performance
- Includes complete components for easy installation
- Constructed with durable, high-quality materials for long-lasting use
- Optimizes power output and throttle response for enhanced riding experience