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Old 03-10-2009, 06:36 PM   #69 (permalink)
Big Dave
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Join Date: Jan 2008
Location: Steppes of Central Indiana
Posts: 1,313

The Red Baron - '00 Ford F-350 XLT
90 day: 27.99 mpg (US)

Impala Phase Zero - '96 Chevrolet Impala SS
90 day: 21.03 mpg (US)
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If the objective is increased engine efficiency, the best way to deal with the EFR is to block it off. If if never opens, the combustion process is not poisoned by the exhaust gas and the whole combustion event yield more heat into the cylinder. Higher temperature = higher efficiency.
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2000 Ford F-350 SC 4x2 6 Speed Manual
4" Slam
3.08:1 gears and Gear Vendor Overdrive
Rubber Conveyor Belt Air Dam
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