Description
Factory pistons wear out—especially in high-demand riding conditions. This Wiseco piston kit restores lost compression and power while delivering the durability needed for both trail abuse and competition. At 88mm with an 11:1 compression ratio, you’re getting a direct bolt-in upgrade that transforms throttle response and overall engine efficiency without requiring extensive machine work.
- Bore diameter: 88mm
- Compression ratio: 11:1
- Fitment: Honda XR400R 1996–2004
- Material: High-strength forged aluminum
- Installation: Bolt-on, standard tools
- Includes: Piston only
- Gasket kit: Sold separately
- Designed for: Recreational and competitive use
- Heat resistance: High-temperature rated
- Manufacturer: Wiseco (4628M08800)
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