The guys computer at the JunkYard says that the NV3500 from a:
Dodge RAM 1500, in the years of 1994 to 1997
Dodge RAM 2500, in the years of 1994 to 1996
ALL having a 5.2L, 318cid engine are a "drop in fit" with each other.
Anyone have any more information to add? Anyone?!?