Just for reference, my wife's street/strip/cruise night '70 Barracuda weighs 3603lbs without driver. NOTE: I had scaled it at the local truck stop years before and came up with an even 3600lbs. (Never thought the truck scale would have been that accurate.)

All steel, no fiberglass
Iron head 440
727
B-body Dana
Full stock interior
Steel wheels
Full exhaust
Manual steering and brakes
No AC
Battery up front
Approximately 5 gals of fuel

Never intended to be a race car, but runs low 11's @ 119mph in street trim.