Carburetor diagram
Part #631028
Replaced by #631028A
Basic engine diagram
Part #33143
The manufacturer no longer makes this part, and there's no substitute part
Carburetor diagram
Part #631023
Replaced by #632019A
Basic engine diagram
Part #27244
The manufacturer no longer makes this part, and there's no substitute part
Carburetor diagram
Part #631038
Replaced by #632527
Unit parts diagram
Part #590442
Replaced by #590701
Unit parts diagram
Part #590443
Replaced by #590701
Basic engine diagram
Part #31335
The manufacturer no longer makes this part, and there's no substitute part
Carburetor diagram
Part #630731
Replaced by #631767
Carburetor diagram
Part #631022