This is what Alldata says. Seems like an awful lot. Maybe someone has some shortcuts. Certainly the front cover will need to come off.
Drain cooling system and remove radiator and grille.
On engines equipped with air conditioning, purge refrigerant from system and remove condenser.
On all engines, remove front cover, timing chain and sprockets.
Remove intake manifold.
Remove pushrods, lifters and oil pan.
Remove thrust plate, then carefully remove camshaft by pulling toward front of engine, Fig. 9. Use care to avoid damaging camshaft bearings.
Reverse procedure to install, noting the following:
Lubricate cam lobes and bearing surfaces with Oil Conditioner D9AZ-19579-CA or equivalent.
Tighten to specifications.