Like it or not i may have to go with Manley or Oliver rods, about 850 more than the h beams i was looking at. I got away with running Molnor 6.86 Hemi H beams in the megablock, but what shakes my confidance in the 7.1 rods is the fact that the 7.1 rods are 11 grams lighter than the 6.86 rods.