Originally Posted by CORUPTWJ
I would only suggest this if you are using it on a track only/off road vehicle. Baiscally this will cause your vehicle to run rich because it is not getting up to the correct opperating tempature (computer sees the engine as being too cold). So you are going to see more wear on your engine and lower mpg. I know a lot of people that run cooler temp t-stats in there vehicle, but it is not worth it for me.
I read an article when the Diablo tuner first came out that it was necessary to change the thermostat to a 185 to run the 93 oct tune...not sure why and have asked for opinions but never got any responses....anyone else hear of this?