It's cool you and your son are going to build it together my dad and I have had our Charger for 28 years and its helped keep us close,lots of memories from the days as a street car to the full race car it is today

Guess I should have mentioned its a 540 aluminum motor 727 with a 9 inch 4.56 gear still weights in at 3400lbs best et is 9.67 @ 138