07-28-2009, 08:03 PM
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Half-Ass Member
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Join Date: Jun 2005
Cobra Make, Engine: ERA #732, 428FE (447 CID), TKO600, Solid Flat Tappet Cam, Tons of Aluminum
Posts: 22,005
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Not Ranked
I would bet my drive train loss is higher with the ERA rear, which is for the most part a Jag rear. I have been told that the Jag rear eats an extra five percent.
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