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Cycle · 04-23-2015, 01:25 PM

You have to look at energy content of the fuel. Propane has only ~73% of the energy content of gasoline. That an engine still gets 5% better fuel economy on propane than gasoline should stand as testament to fuel vaporization.

04-23-2015, 01:25 PM	#51 (permalink)
Cycle EcoModding Lurker Join Date: Mar 2015 Location: California Posts: 92 Thanks: 10 Thanked 19 Times in 17 Posts	You have to look at energy content of the fuel. Propane has only ~73% of the energy content of gasoline. That an engine still gets 5% better fuel economy on propane than gasoline should stand as testament to fuel vaporization.