M12-1.5 Male to 3/8 NPT Coolant Water Temperature Sensor Gauge Adapter | Stainless steel for All LS GM Engine Swap LSX LS1 LS3 LS2 LM4 LM7 L76 LQ9 LR4 LS6 L92 L99 L33 LR4 LH6

Male M12-1.5 to Female 3/8" NPT Adapter FOR all GM LS series engines.

• LS cylinder heads are machined with metric M12-1.5 coolant sensor ports,This adapter allows you to keep your original sensors and integrate them into your swapped LS engine. I would suggest measuring the length of your sensor before purchasing this adapter
• LS Coolant Water Temperature Sensor Adapter has a female 3/8" NPT port, 1.7" deep. This will thread into the driver side of the cylinder head near the front or the passenger side cylinder head near the rear
• This LS swap parts Works perfect with manual temp Guage sending units with long probe. M12-1.5 screws right into any LS cylinder head.
• Material: 304 Stainless steel.Package listing : 1 adapter & 1 red copper sealing washer
• Solve swap headaches instantly Forget complicated workarounds. This adapter ensures your GM LS series engine runs smoothly with Spal temp sensors, electric relay fan kits, or mechanical gauges.