Specifics and Features 100% Brand New And High Quality 100% Factory Tested To Meet Or Exceed All Original Equipment Specifications Professional Installation is Highly Recommended Electric Cooling Fan Clutch: Improved Shaft Design Precision Machining High-load Bearings Water Pump: Metal Impellers(Mostly) Designed, tested and inspected in the U.S. Case Hardened Bearings Compatible with: 2003 DODGE RAM 2500 5.7L V8 345 CID 2003 DODGE RAM 3500 5.7L V8 345 CID 2003-2008 DODGE RAM 1500 5.7L V8 345 CID 2005-2008 DODGE RAM 2500 5.7L V8 345 CID .