big block A-body weight

73 Dart aluminum headed 440 and alum water pumpand housing, i havent weighed it but ill break down the list and maybe you guys can give me an estimate; some things i have weighed with a scale and ill start at the front
replaced front bumper and brackets-75lbs replaced with fiberglass, flat fiberglass hood, all lexan windows, removed rear side window with sheetmetal still intact 20lbs each, fiberglass doors, dash 2/3s cut off, inner roof structure bracing removed -40lbs, replaced steering column with a 15lb one, 1 alum seat and 1 plastic seat, removed rear wheel wells 15lbs each, removed exhaust -15lbs, stripped undercoating-8lbs, rear bumper-55lbs, it has 10point c/m cage i know im forgetting somethine else. Any guesses