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Old 12-16-2001, 06:12 AM
Alan Smith Alan Smith is offline
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Join Date: Apr 2000
Location: Eagle, ID
Cobra Make, Engine: JCF 289 Slabside
Posts: 17
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Default Gas tank size and MPG

GS,

I have a 3yr old SPF w/a crate 460. Alum. CJ heads, Edlebrock Performer intake, and a holley 850 DP. Chassis dyno results were 401hp and 480 torque. That probably makes the net hp in the 470-480 range.

My tank is a Fuel Safe fuel cell, and it holds about 16 gal. I usually fill the tank when the guage is between 1/4 and 1/2 because of how fast the fuel empties from that point on due to the wedge shape of the bottom of the tank (I reset the trip odom upon filling and refill at 100 miles).

Around town, the best I can hope for is 9mpg (. . .but then, I'm not driving for mileage!) On the highway in 5th (Tremec TKO) I've gotten as much as 15mpg.

Alan
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