Sweet machine, but it needs an automated Madter Caster and Star lubersizer to go along with it! And a whole team of monkeys to keep feeding components in.
Toyota still uses selectable shims in their OHC V-8 engines.
The bronze bushings are likely Oilite and virtually lubed forever. To relube them, remove and soak in acetone for a few days, dry eith a hair dryer or afternoon in the sun, and pressure-inject Mobil 1 synthetic oil back into them by filling the inside and squeezing between your thumbs until oil sweats out on the outer surface.