Well my 70 Duster was 2950 with no ballast I raced it at 3050. 480" RB iron heads 727TF and Dana, Back half, all steel, lexan windows, glass hood and bumpers, gutted doors and trunklid, Aerospace brakes, 8.50 cage. With the 100lbs in the trunk it was 53/47

My Valiant weighed 3470 with a 511" low deck with B1 heads a glide and dana. Car had glass hood and bumpers rest was all steel. Working glass windows, full interior, including back seat, mini tubbed with ladder bars coil overs font and back with Aerospace brakes. Weight bias was 52/48, then engine was moved as far back as possible without modifying the firewall.

My 68 Barracuda dont really count. But FWIW here is the run down. All aluminum B1 low deck, powerglide and dana. Full 2x3 square frame with a 7.50 25.4, mild steel cage. Front struts rear 4 link. Aluminum interior and Pro Glass lexan windows. Glass front end rest of car is steel including working trunklid. Car weighs 2840+- right now with a 47/53 bias.