Weighed some parts

Just some odd stuff laying around I could throw on a scale....
Ported iron maxwedge head, valves,springs retainers and keepers, no rocker gear-43lbs.
Aluminum big port bigblock Chevy heads, same condition-33lbs
15x3 1/2 cragar supertrick-8lbs
15x10 one piece torque thrust-20 lbs (lighter than I thought)
M1 dominator single plane 12lbs.