Carburetor diagram
Part #631028
Replaced by #631028A
Basic engine diagram
Part #33636
Replaced by #861
Carburetor diagram
Part #631021
Replaced by #631021B
Basic engine diagram
Part #28424
Carburetor diagram
Part #631023
Replaced by #632019A
Carburetor diagram
Part #631025
Replaced by #631867
Carburetor diagram
Part #31840
Basic engine diagram
Part #30688
Replaced by #30063
Part #28942
Basic engine diagram
Part #29752