1.4 Other Things You Might Want To Do Replace air cleaner hex-nut over carburetor with a wing-nut (Toyota PN 90175-06003) Replace rotten vent hose on top of charcoal canister (Toyota PN 77759-14011) Replace manifold gasket, with a quality graphite gasket from Remflex, FelPro or Toyota Adjust valves Adjust idle, fast idle, and idle mixture 2 Reference Diagrams for Vacuum Line Routing 2.1 Air Cleaner 2.1.1 Air Cleaner Cover There are 3 vacuum ports on the air cleaner lid on the driver side, above the carburetor. All three of these are vents to atmosphere, so it doesn't matter which port is used.
There is also one larger port on the passenger side of the air cleaner lid, used for the distributor vent. Version 2 / 01-May-2011 Page 3 of 24