Special Offers
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4985547 Water Header Cover
This water header cover is the perfect fit for Cummins Diesel Engine M11 QSM ISM. Designed to cover and protect the water header of the engine, this unit is made in China and is of the...Regular price $149.00Regular price $149.00 -
4988210 Water Inlet Connection
This water inlet connection is perfect for your Cummins engine needs. Made from high-quality materials, it offers reliable performance and durability. Designed to fit seamlessly with your engine, this connection ensures optimal coolant flow and prevents...Regular price $92.07Regular price $92.07 -
4990501 Water Drain Tube
4990501 with code 3630291 is designed for K38 engines. Fine welding eliminates leakage risks. Compact layout adapts to narrow spaces. Excellent durability for long-term industrial engine use. Supersedes:3630291Sale price $89.98Regular price $119.99Sale price $89.98Regular price $119.99 -
4990502 Water Drain Tube
4990502 (3630290) drain tube is for K38 series engines. Thickened pipe wall improves pressure resistance. Good rigidity avoids pipe deformation. Fits original mounting positions perfectly for quick swap. Supersedes:3630290Sale price $59.98Regular price $69.99Sale price $59.98Regular price $69.99 -
4992623 Water Outlet Connection
The 4992623 Water Outlet Connection ensures optimal performance for Cummins Engine ISF3.8 QSF thermostats. Engineered for reliability and durability, this component offers a precise fit, supporting efficient engine cooling and long-term operational stability.Sale price $19.99Regular price $34.85Sale price $19.99Regular price $34.85 -
4998500 Water Transfer Tube
Part Number:4998500Part Name:Water Transfer TubeFits for:Cummins Engine QSK38 QSK50 CM850 CM2150Sale price $570.12Regular price $850.68Sale price $570.12Regular price $850.68
Water plumbing (also called coolant plumbing or cooling system piping) refers to the network of hoses, pipes, tubes, connectors, and fittings that carry coolant throughout the engine's cooling system. It connects the engine block, cylinder head, radiator, water pump, thermostat, heater core, EGR cooler, oil cooler, and other components, ensuring continuous coolant flow for efficient heat transfer and temperature control.