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Sven7 · 04-13-2012, 10:06 AM

If you're seeing 18% aero improvement you should be seeing about 9% MPG improvement, or about 3-4mpg. Does this coincide?

I'm a bit concerned that the sides are too drastically tapered. Have you tuft tested the Kammback to know for sure that it's working?

Anyway congrats on the improvements

04-13-2012, 10:06 AM	#4 (permalink)
Sven7 Master EcoModder Join Date: Aug 2011 Location: Warren, MI Posts: 2,456 Boo Radley - '65 Ford F100 90 day: 13.28 mpg (US) Thanks: 782 Thanked 669 Times in 411 Posts	If you're seeing 18% aero improvement you should be seeing about 9% MPG improvement, or about 3-4mpg. Does this coincide? I'm a bit concerned that the sides are too drastically tapered. Have you tuft tested the Kammback to know for sure that it's working? Anyway congrats on the improvements __________________ He gave me a dollar. A blood-soaked dollar. I cannot get the spot out but it's okay; It still works in the store