Water Pump Fitting - 16an to 1-3/4 Hose

The Water Pump Fitting - 16AN to 1-3/4 Hose by Moroso is a precision adapter designed for high-performance cooling system modifications in street machines, race vehicles, and engine swaps. This fitting connects modern -16 AN line standards to legacy 1-3/4" hose sizes, making it essential for upgrading to performance water pumps or custom cooling circuits.

Engineered from high-quality aluminum, this fitting is built to withstand sustained coolant pressure. The -16 AN port accommodates industry-standard braided hose fittings, allowing for organized plumbing routes without excessive adapter stacking. The 1-3/4" hose barb ensures a secure connection with minimal leakage potential under full operating temperature and pressure cycles.

This fitting is ideal for mechanics and enthusiasts engaged in engine swaps, cooling system upgrades, or custom fabrication work. Its compact size and lightweight design facilitate seamless integration into tight engine bays, making it a critical component for performance-oriented builds.