Extended Length Adapter - Male M12-1.5 to Female 3/8"-18 NPT Adapter
This adapts SBC/BBC (3/8" NPT) coolant temperature sensors to fit into LS series cylinder heads
Compatible with: all GM LS Series Engines
Made in Wichita, Kansas from aerospace grade, USA produced, billet aluminum
Includes: 1 aluminum adapter, 1 sealing washer
Will fit sensors with 1.7" length, measured from probe tip to the outer edge of adapter. Most aftermarket gauges will use a 3/8" NPT thread adapter (usually included with gauge)
ICT Billet gauge adapters are available in a variety of sizes and configurations. Among other tasks, these fitting enable you to install your small or big block Chevy sensors on LS Series cylinder heads or engine swap. They're available as a master set or individually; and most adapters come with a sealing washer.