Originally Posted by Snipe
I want to check the hoses and the t-Stat, but after reading this, are there two T-Stats? I thought there is only one. this is a 5.7 Vortec Engine.
There are two thermostats on the LT-1 engines. The LT-1 has two thermostats due to the unique reverse cooling where the water enters the heads first and flows out the bottom of the block.