AutoMeter's GM LS engine gauge installation kits feature specialized components to ease the installation of an LS engine into your boat. Includes a full color installation guide that not only details the use of the included metric adapter fittings, short depth temperature sensor, and tachometer resistor, but also covers installation procedures for other commonly monitored parameters.

 Each kit includes:
12mm x 1.5 to 1/8 in. NPT adapter 
16mm x 1.5 to 1/8 in. NPT adapter 
Low profile electric temperature sender
10K 1/2 watt resistor (tach function)