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ksa8907 · 11-05-2012, 12:47 AM

i second the advise of changing your gearing, a 2.3 I4 is a decent size engine and unless your car is quite heavy i would guess that 1800-2200rpm @55 would be pretty good.

11-05-2012, 12:47 AM	#6 (permalink)
ksa8907 Master EcoModder Join Date: May 2012 Location: Tampa, FL Posts: 1,745 Volt, gas only - '12 Chevrolet Volt Premium 90 day: 38.02 mpg (US) Volt, electric only - '12 Chevrolet Volt Premium 90 day: 132.26 mpg (US) Yukon Denali Hybrid - '12 GMC Yukon Denali Hybrid 90 day: 21.48 mpg (US) Thanks: 206 Thanked 420 Times in 302 Posts	i second the advise of changing your gearing, a 2.3 I4 is a decent size engine and unless your car is quite heavy i would guess that 1800-2200rpm @55 would be pretty good. __________________