LS Swap Coolant Temperature Sensor Sending Unit Adapter M12 1.5 to 3/8 NPT LS1

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 .85" 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)

Compatible with coolant temperature sensors from:

• Chevrolet Square Body Trucks C10, K10 1983-1987
• Chevrolet OBS Silverado C1500-3500, K1500-3500 1988-1998

*when retaining the factory dash gauge, We use this adapter on the passenger side with the dash sensor and also use the LS engines temp sensor on the drivers side (typically the harness lead ends here) head for the simplest install.