Product Details: The Horton S & HTS PolarExtreme Seal kit is the ultimate solution for your engine cooling needs. This kit includes everything you need to keep your engine running smoothly and efficiently. The Spline Lube 994067 1 and O-Ring Lubricant 17252 1 ensure that your engine's components are well lubricated and protected from wear and tear. The 16 O-Ring (large) - 1, 23 Cartridge Assembly - 1, 24 Face Seal Assembly - 1, and 26 O-Ring (small) - 1 provide a tight seal to prevent leaks and maintain optimal performance. The 29 Socket Head Screws (air chamber) 994262 8 ensure that all components are securely fastened and in place. The 46 System Sentry® 994098 1 and Umbrella Check Valve - 1 provide added protection and safety for your engine. This kit has been tested to provide extreme durability and is designed with a D shaped seal for greater temperature range tolerance and longer service life. The dust seal protects components from dirt, debris, and moisture for increased reliability and life. The piston friction disk with unique fin design provides better heat dissipation, ensuring that your engine stays cool even under the most demanding conditions. Invest in the Radiator and Engine Cooling Kit Fan Clutch for a reliable and efficient engine cooling solution. FleetPride is your First Click in Heavy Duty®.