The first pic is ground wires and usually goes on the core support or inner fender. The vacuum reservoir goes behind the battery. The hose is ur brake booster vacuum line it goes from the booster to one of the 2 ports on the plenum.
Thanks for the reply, bought the truck 6 months ago as a project with a box of parts. Has a fresh motor and trans should be running soon just needs the fuel system finished, cooling system installed and Eaton bolted on.The first pic is ground wires and usually goes on the core support or inner fender. The vacuum reservoir goes behind the battery. The hose is ur brake booster vacuum line it goes from the booster to one of the 2 ports on the plenum.