They don't use offset rockers unless the pushrods have been relocated. Stock magnum rockers work well for mild stuff and Crower has an excellent rocker for that application.
Got a call to crower and tech department is getting back to me.I was finish my 360 build for my 74 Dart and guess I just pull the eq heads off the 318 for now,save the R/T heads for another project....planning on put the 318 in my 66 Dart