Shes alive an shes stayin alive!!

so u all know what she is if ya dont know! its a 1970 318LA!ok the heads i hav are stock 318's i broke the studs on the old exhaust manifolds so they went off to the shop! cleaned and fited with 4 new valves in the back on each side,heads have no porting done at all!there all stock!they hav new valve seats and guides the springs hav been tested and they can hold 500 lift or a little more!im not close to that with the cam!