Autometer Radiator Hose Adapter 1.5in, 0.375in NPTF Female, Aluminum - 2283

For use with all Mechanical, Full Sweep and Short Sweep Electric gauges. For mounting Water Temperature gauge senders or probes in 1 1/2-1/16" Radiator hose. This kit is ideal for vehicles with limited access to water passage ports on the engine. Temperature port threaded for 3/8" NPT. Includes 3/8" NPT adapter for mechanical AutoMeter temperature gauges.
Installation Instructions