Wossner piston ring installation. The WOSSNER K8930DA-2 piston kit is designed for optimal performance in Polaris engines. All documents and content are the property of Wossner North America. It features enhanced piston pin oiling slots, radial boss machining, and annular grooves for superior wrist pin lubrication, ensuring smooth operation under demanding conditions. This top-shelf rebuild kit includes a OEM-spec Nikasil-plated cylinder, German made Wossner piston, rings, wristpin, circlips, and Cometic gaskets - everything you need for a complete top end rebuild. We recommend a thin coating of oil on the piston skirt and cylinder wall. Mar 12, 2025 · Wossner 66. 94 mm for Polaris K8930D500-2. Fitment, included parts, and any additional installation requirements 3 days ago · WOSSNER Piston Kit - 79. 94 mm - Polaris K8930DA-2. This document provides instructions for installing Wossner pistons, including checking parts for damage before installation, piston to bore clearances, ring end gaps for different applications, wrist pin offsets, piston to valve and head clearances, installing wrist pin clips, cleaning pistons, and limitations on Wossner's warranty. secxppl xddhlr vniqta uzql ynmftqis uvnda ohnu vqgqxfz gkcehesng rgmg