The SS will beat the 94-99 Cobras, but I don't know about the 2000's and up. I'm not a big fan of the IRS. The LS1 IMO is a better engine than the 4.6. Just a few minor mods (exhaust, chip, etc.) and they scream. Easier to get into the 12's with an LS1 N/A.
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1977 Cobra II, 306ci, Speed Demon 650, Performer RPM Air Gap, ported high swirl heads, 488/.460 Blue Racer Cam, 10:1 Keith Black pistons, Z-Code T-5, 3.40 Trac Lock, SSM Lift Bars
RHC Member #83
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