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basjoos · 06-25-2009, 09:41 PM

The FE boost you see when driving when the humidity is high is the equivalent of inert gas injection, since water molecules take the place of some of the oxygen that the engine could have been sucking in if the humidity was low.

06-25-2009, 09:41 PM	#9 (permalink)
basjoos Master EcoModder Join Date: Dec 2007 Location: Upstate SC Posts: 1,088 Aerocivic - '92 Honda Civic CX Last 3: 70.54 mpg (US) AerocivicLB - '92 Honda Civic CX Team Honda 90 day: 55.14 mpg (US) Camryglide - '20 Toyota Camry hybrid LE 90 day: 65.83 mpg (US) Thanks: 16 Thanked 677 Times in 302 Posts	The FE boost you see when driving when the humidity is high is the equivalent of inert gas injection, since water molecules take the place of some of the oxygen that the engine could have been sucking in if the humidity was low. __________________ aerocivic.com