The difference wouldn't be worth it. Even if there was a little left in the motor before the traps, you'd probably pick up a tenth, maybe, unless you're way overcammed, but you're not with the E-303. Strap a blower on there and watch your E.T. plummet, that always works.
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92 GT, 4:10 gears, centerforce clutch, 6# powerdyne blower, bbk h-pipe, flowmasters