Originally Posted by Wicked49670dart
Block is a 73, ARP main studs with Hughes girdle. ARP head studs also. Steel caps. Same setup as my 496. H beam rods with 7/16 ARP 2000 rod bolts upgrade from 440 source. I did upgrade to the lighten crankshaft also.
You should have bought a new race block instead of the girdle and steel caps work twocents shruggy
Good luck luck

Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)