Chrysler 70, 75 and 85 HP Outboard Motors Service Manual OB 3438, Page 59Get this manual
3Disconnect choke linkage as follows: Figure 3ADisconnect choke rod by removing cotter pin and sliding washer, choke rod and O-ring off top choke arm swivel BLoosen three (3) swivel screws, allow choke link to drop down and remove top swivel and O-ring
Figure 4Removing Manifold, Deflector Plate, and Reed Valve Assembly
7Remove throttle cam from manifold 8Remove reed plates from deflector plate by removing six (6) screws Figure 5
Figure 3Disconnecting Choke Linkage
4Remove carburetor intake and carburetors as follows :
ARemove six (6) nuts (two (2) each carburetor) securing carburetors to adapter flange