Porting alone won't make those numbers...not with how small the factory valves are in those "E" series heads....unless larger valves were installed.
Can't you tell by just how the car runs?? With that much power it should be super obvious that work has been done.......
Traction should be a major problem at this point.
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'82 GT 351W (.060)Comp Cams 274* Extreme Energy cam, ported & polished heads w/ 1.94/1.60 valves 10.3:1 flat top pistons,stealth intake, Mallory dizzy,Holley 750dp carb, BBK shorties,Flowmaster exhaust,C-4 with 3700 stall converter, B&M pro shifter,8.8 rear, 4:10's, subframes, electric fan, powermaster alternator, 4 core radiator.
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