Quote Originally Posted by Dave Severson
Roller rockers would be ok, but not essential. I would have the heads machined for regular rocker arm studs and go to the adjustable rockers and a set of guide plates along with the correct length pushrods. As Tech mentioned, the Crane site lays it out very nicely and in plain English..... or just say to heck with the cast iron heads and spend the big $$$$$ on a set of Edelbrock Performer RPM heads!!!!!!!!!!!!
have a set of ford iron heads in the shop i set them up with guide plates and use bbc rocker studs i go with adjustable valve train any time i can it has not so much to do with the setup height of the valve stems for the right preload for hyd lifters but if the engine has been deck or heads have been milled they could be going up or down hill if not tru deck and other things to so i go adjustable