
03-22-2012, 07:22 PM
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CC Member
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Join Date: Dec 2001
Location: Oklahoma City,
OK
Cobra Make, Engine: SPF 2303, Titanium Silver, Roush 427 SR/TW, AED Carb, Firefly Sides, TKO 600
Posts: 102
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Not Ranked
I have been getting 12 to 13 mpg in my SB 427 with 512hp/521ftlbs. It has a TKO600(.82 5th) and 3.46 BTR rear end with 295/50-15 tires.
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