01-'05 for Polaris Sportsman 90 WISECO Piston Kit 52.50/+0.50 Pol Street page 111

Street page 111

Drivers portion features a unique blend of variable-density foam and GelCore

Ergonomic back hump is shaped for better airflow and performance at high speeds

MPN: 18026

heavy-duty coil springs

01-'05 for Polaris Sportsman 90 WISECO Piston Kit 52.50/+0.50 Pol Street page 111Manufacturer: Wiseco MPN: 839M05250 Title: Piston Kit Size: 0. 50mm Oversize to 52. 50mm Racing Choice Pistons are 1 ring, 2 Stroke or 2 ring, 4 Stroke with reduced weight and friction as well as increased power and throttle response. Note that service intervals may be increased over conventional Wiseco Pistons. 2 Stroke Pro Lite Pistons feature lightweight forging for instant throttle response and maximum torque. Computer engineered piston skirt