Wiseco Piston Kit 73mm Oversize for Polaris 500 Classic 1999-2002 2345M07300

When you're pushing your Polaris 500 Classic to its limits, stock pistons become a liability. The Wiseco 73mm oversize piston kit delivers the durability and precision engineering required for sustained high-performance operation, whether you're tackling aggressive trail conditions or racing applications. This complete kit eliminates the guesswork of sourcing rings and circlips separately—everything you need for a professional-grade rebuild arrives in one package.

Wiseco engineered this piston from high-silicon alloy to withstand the thermal and mechanical stress that comes with demanding riding. The oversize bore allows you to reclaim lost compression and performance from a tired engine, while the lightweight design reduces reciprocating mass for improved throttle response and overall efficiency. Installation is straightforward for anyone comfortable with basic engine work, though professional installation is always recommended for optimal results.

• Wiseco 2345M07300 MPN
• 73mm oversize bore
• High-silicon alloy construction
• Polaris 500 Classic 1999-2002
• Includes rings, circlips
• Precision-engineered fit
• Lightweight design
• Racing and trail rated
• Complete rebuild kit