400 block (509 casting) splayed mains, .30 over needs cam bearings, has hard block in it below freeze plugs, $500.00 obo, also have 400 block, 4 bolt main (511 casting) standard bore but needs to go to at least 10 over, $250.00 obo compstar 3.750 crank has had one throw repaired standard- standard m&r 225.00 812-236-2140-- kenny