SKU: NRAZ17548
MPN: Z17548
The Northern Radiator Radiator Inlet Fitting 1-5/8in x 1-1/2in is a precision coolant routing component designed for custom cooling system builds and radiator upgrades. This adapter fitting serves as the critical connection point between your radiator inlet and upper hose assembly, making it essential for engine builders, restoration enthusiasts, and anyone performing a complete cooling system overhaul.
Engineered by Northern Radiator, this fitting features a robust construction that resists corrosion and handles thermal cycling without degradation. The 1-5/8in and 1-1/2in port configuration accommodates standard cooling system hose diameters, ensuring a snug fit that prevents weeping or separation under pressure. The stepped design allows for smooth coolant transition, reducing turbulence and maintaining optimal thermal transfer efficiency.
This radiator inlet fitting is ideal for engine swaps, vintage restorations, and hot rod builds where original equipment may not be present. Precision manufacturing tolerances guarantee compatibility with radiator tanks and inlet ports across multiple vehicle platforms, making it a versatile choice for those fabricating custom cooling systems or restoring classic vehicles.
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