Crank is 4.625 and HP is 1045 with a cast intake.
Typo I didn't catch. With a sheet metal intake HP is 1080 Above Added: Tue October 11, 2016, 5:54 pm EST
Additional photos as requested of the cylinder bored and heads. Engine will have new flat out head gaskets. Above Added: Sun June 26, 2016, 6:04 pm EST
ARP studs and bolts thru-out engine. Only the best parts in this 588". Above Added: Mon May 30, 2016, 12:30 pm EST
Most racers put 125 to 150 passes on similar 572" to 604" engines combos. I freshend sooner but not nessary. GRP recommends 150 passed on rods. Really depends on how you race it. Above Added: Sat May 28, 2016, 8:47 am EST