Joined dec 2 2001 7 883 posts.
Ls1 mechanical water temp gauge.
If it is and the gauge cluster is fine the stock gauge will be fine and is more so dead on by a few degrees.
Order gauge water temperature for your vehicle and pick it up in store make your purchase find a store near you and get directions.
I took out the plug toward the back of the passenger side head and used the following to allow monitoring of temp in the head with an electric temp gauge.
Mechanical water temp gauge on ls motor.
Due to the small size of this port you will not be able to use a mechanical temp gauge without drilling and tapping the head.
First replace the water pump temp and head sensor gauge.
Ict billet ls engine swap m12 1 5 adapter to 3 8 npt coolant temperature sensor water ls1 lsx ls3 lm7 lr4 lq4 ls6 l59 lq9 lm4 l33 ls2 lh6 l92 l76 551179 4 5 out of 5 stars 95 14 99 14.
Where is it plumbed or is it possible.
Autometer 2259 sending unit.
Autometer 3421 electric water temp gauge 2 5 8 you can t use the standard sender that comes with the gauge as it s too long.
Your order may be eligible for ship to home and shipping is free on all online orders of 35 00.
The one in the pump goes to the pcm for the fans.
Jr og13 king.
Autometer adapter 2277 threads right into place here to get you a proper 1 8 npt port.
I am going to guess the on for the head isn t plugged up.
Use an electric gauge.
The one in the head to the factory gauge.
Discussion starter 1 jul 5 2011.
On the back of the passenger s side cylinder head there is an m12x1 5 port.
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An electric gauge is definitely the way to go here.
There is room especially if you plan ahead to install an oil pressure and 1 8 npt oil temperature port on the same cover plate.
Autometer 2277 m12 to 1 8 npt adapter.