Carburetor diagram
Part #631028
Replaced by #631028A
Carburetor diagram
Part #631021
Replaced by #631021B
Carburetor diagram
Part #31840
Carburetor diagram
Part #631024
Carburetor diagram
Part #27136
Replaced by #27136A
Carburetor diagram
Part #27137
Replaced by #27136A
Carburetor diagram
Part #27138
Replaced by #27136A
Carburetor diagram
Part #630740
Basic engine diagram
Part #30591
The manufacturer no longer makes this part, and there's no substitute part
Basic engine diagram
Part #27627
The manufacturer no longer makes this part, and there's no substitute part