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UFO · 12-04-2010, 05:52 PM

You will need to make some serious aero mods to drive your Metro 55mph at 1000 rpm. And I doubt the engine is at it's peak efficiency at that rpm either. The VW TDI engine is at it's most efficient nearer to 2000 rpm, with naturally aspirated gassers usually little higher.

12-04-2010, 05:52 PM	#6 (permalink)
UFO Master EcoModder Join Date: Sep 2010 Location: Denver, CO Posts: 1,300 Colorado - '17 Chevrolet Colorado 4x4 LT 90 day: 23.07 mpg (US) Thanks: 315 Thanked 179 Times in 138 Posts	You will need to make some serious aero mods to drive your Metro 55mph at 1000 rpm. And I doubt the engine is at it's peak efficiency at that rpm either. The VW TDI engine is at it's most efficient nearer to 2000 rpm, with naturally aspirated gassers usually little higher. __________________ I'm not coasting, I'm shifting slowly.