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Old 07-18-2008, 12:48 PM   #13 (permalink)
Big Dave
Master EcoModder
 
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Join Date: Jan 2008
Location: Steppes of Central Indiana
Posts: 1,319

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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I used drop I-beams and shackles to accomplish the drop. Same springs. The truck re-aligned with no issues.

The 3.08 is the best I can do without putting a GM axle under the truck.

I've tried larger and smaller diameter tires. The current tires (235-85x16E at 105 psi)are optimum.
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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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