Difference between 95 5.9 and 02 5.9
Besides front accessories and how they attach, the only thing I can think of, off the top of my head is the early block has the provision in the block to oil the LA heads, which is not used with the Magnum head.
The balance of the engine should be the same. Attaching points are the same. Perhaps someone else may chime in and know something that we are missing.