Update: So, according to the vacuum hose schematics, the engine is the 912F2 Fed. Light Duty. I have diagram, but it is difficult for me to decipher where what goes.
Easy: Canister, Carb, Air Cleaner, PCV, EGR valve, Distributor,
Difficult: VAC BRK TVS, TVS, Delay Valve, Manifold Vac Source...