Wiseco Piston Kit Standard Bore 71mm Arctic Cat F5 Firecat 2003-2006 SK1330

A complete piston kit rebuild addresses wear, compression loss, and thermal stress that accumulates in high-performance snowmobile engines. The Wiseco SK1330 delivers the precision engineering and OEM-matched fitment your Firecat F5 needs to restore reliability and maintain peak power output. By choosing a complete kit—rather than individual components—you eliminate compatibility guesswork and ensure all internal tolerances work together as intended.

The high-silicone forged construction reduces thermal expansion under sustained high-RPM operation, critical for maintaining ring seal and preventing scuffing on cylinder walls. This material science approach means your rebuilt engine will handle aggressive riding without premature wear, and the tailored ring set (non-interchangeable with aftermarket alternatives) guarantees the fit Wiseco engineered into the piston geometry.

• High-silicone forged pistons
• Standard bore 71mm
• Includes compression rings
• Wrist pins included
• Circlips included
• Top-end gasket kit
• Arctic Cat F5 Firecat 2003–2006
• Optimized thermal expansion
• MPN: SK1330
• Complete rebuild kit
• Bolt-on installation (professional service recommended)