Carburetor diagram
Part #631028
Replaced by #631028A
Carburetor diagram
Part #631021
Replaced by #631021B
Part #640054
Replaced by #640349
Part #590535
Engine diagram
Part #35062
Engine diagram
Part #28424
Engine diagram
Part #30962
Part #590749
Replaced by #590789
Engine diagram
Part #35135A
Replaced by #35135B
Recoil starter (optional) diagram
Part #590733
Replaced by #590789