big block pro comp heads

Hey Dave been a while the rear is a 8.75 742 case with 5.17s going to change to 4.10s and a spool. eastwoods is doing the machine work and most of the assembly i bought a 68 440 block and crank and mains i found in the reminder i purchased all the parts myself sold the 383 to cory at atkins action auto up the street from me.motor should make 650 hp give or take a little.