You can rough the lash cold then finish hot, engine not running. You can get a tape to put on the damper that will guide what valves to adjust. You will need different pushrods than the ones for a hyd cam. much more and you really do need a FSM- at least the first coulpe of times anyway. I have a different procedure that I use, but I've been a tech for nearly 26 years. I always recommend starting off from the book(s), you'll learn then shortcuts later.