2004 2005 TRX450R TRX 450R 97mm Big Bore Piston Wiseco 97 Bore 11.5:1 479cc +3mm

Unleash the full potential of your '04-'05 Honda TRX450R with BPRATV's Custom Wiseco 97mm Pump Gas Piston Kit. Engineered specifically for sport enthusiasts, this custom 11.5:1 piston kit offers unrivaled performance while maintaining compatibility with pump gas—making it the ONLY 97mm Pump Gas Piston Piston designed for your ATV.

Please Note: CP Carrillo's M2055 97mm Piston Kit is 13:1 Compression and Requires Race Gas For 2004 & 2005 TRX450R

• Tailored Performance: Designed for all '04-'05 Honda TRX450R Sportrax models, enhancing acceleration and power.
• Superior Forged Design: Crafted in the USA, our Wiseco piston is made from high-quality forged aluminum, ensuring strength and longevity.
• Perfect Fit: Includes nitrite-coated piston rings that optimize sealing and minimize wear, along with a durable chrome wristpin for added stability.
• Confident Warranty: Enjoy peace of mind with a 1-year limited warranty on your purchase.

Why Choose Wiseco?

Unlike competitors claiming that the CP piston in their kit is a pump gas piston when it requires race gas, our custom piston kit is optimized for pump gas, ensuring you get the performance you desire without compromising on fuel quality. Don't settle for 13:1 kits that require race fuel—go with the Wiseco pump gas piston for reliability and power.