Contain all gaskets necessary for professional engine rebuilding, including high performance oil seals.Designed for complete engine rebuildingInnovative design, rugged dependability, and superior functionMade from top-notch materials to go the distanceDesigned specifically for high-performance applicationsProven to deliver exceptional reliability on any track or trailMade by industry leaders in premier gasket manufacturingFits Polaris:PRO XD Full Size Gas [1000cc] (22-24)PRO XD Full Size Gas [900cc] (25)PRO XD Full Size Gas Crew [1000cc] (22-24)PRO XD Full Size Gas Crew [900cc] (25)