Fuel Economy, Hypermiling, EcoModding News and Forum - EcoModder.com - View Single Post - Engine efficiency improvement through higher temp thermostat?

Big Dave · 01-19-2008, 08:33 PM

I use a 203 degree thermostat, and Evans propylene/ethylene glycol coolant.

I gained 0.5 MPG by doing this. One of the few engine mods I've seen work.

01-19-2008, 08:33 PM	#8 (permalink)
Big Dave Master EcoModder Join Date: Jan 2008 Location: Steppes of Central Indiana Posts: 1,319 The Red Baron - '00 Ford F-350 XLT 90 day: 27.99 mpg (US) Impala Phase Zero - '96 Chevrolet Impala SS 90 day: 21.03 mpg (US) Thanks: 0 Thanked 186 Times in 127 Posts	I use a 203 degree thermostat, and Evans propylene/ethylene glycol coolant. I gained 0.5 MPG by doing this. One of the few engine mods I've seen work. __________________ 2000 Ford F-350 SC 4x2 6 Speed Manual 4" Slam 3.08:1 gears and Gear Vendor Overdrive Rubber Conveyor Belt Air Dam