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400 block (509 casting) splayed mains , 30 over needs cam bearings , has hard block in it 500.00 obo , also have 400 block (511 casting) 4 bolt main, standard bore , needs to go at least 10 over 250.00 obo compstar 3.75 crank its std-std r&m has had one throw repaired 225.00 812-236-2140 kenny