ACDelco Professional 12T79E 192 Degrees Engine Coolant Thermostat: Efficient Cooling Solution for Optimal Engine Performance Review

Through trial and error, I found that this thermostat really performs well in regulating the temperature of my engine. It comes with a durable construction and easy-to-install design that saved me both time and money. The ACDelco thermostat has improved my engine's performance, making it run smoother than ever. The only downside is the limited compatibility with certain car models, so make sure to check before purchasing. Nonetheless, this is a high-quality replacement part that I would…

If you donated 96' Geo Metro (4 cylinder). This is the only one that can be used. I bought another one without the rubber gasket and it was a nightmare. This car thermostat is side mounted and should have rubber to hold it in place.

I bought this from another site. The original was from Revain, but the wrong one was sent. The 3800 Series 2 requires 195F, however AC Delco have been making (alternative) thermostats for many years that work great on older cars. I put this one in because it has a built in thermostat. This, even if it sticks closed, gives ample time to stop before it's completely melted. They say the 3800 loves warmth. However, the 4T65E transmission does not. So I installed a Hayden transmission cooler through