Originally Posted By AndyF
Oiling mods depend on the head and the rocker arms. For example, if you use T&D rocker arms you can oil thru the pushrods and then you don't need all of those block mods. Indy heads oil externally so once again you don't need to do all of the block mods.


I understand most of this is for stock / 440 source / Edelbrock heads.

I would still think most of those mods are useful when the ehads passage is blocked off completely though! Limit flow to cam ebarings and increase total oil flow.

1967 Fury III 4door HT tiny 318, late model roller block, bored and stroked to 344