Some items from this specific schematic: Jet,main(75), Needle,jet, Screw 4x16, Cap.
This Carburetor diagram displays the required parts for the Ts50 1971 1972 1973 1974 (r) (j) (k) (l) Usa (e03) Carburetor.
With four applications this Screw 4x16 is the most specified part.
