Noreast Replica's
http://noreastreplicas.com/ has a complete 427 center oiler motor (cast as a side oiler) for sale.
Extensively rebuilt with forged pistons, ported and polished aluminum heads, polished Weber 48 IDA by Inglese, polished Cobra T-pan, polished aluminum water pump. polished Cobra Valve covers. Never been run. $25k
Contact Joe @ 508 889 6529 for more details