Oil filter diagram
Part #52-050-02
Replaced by #52-050-02-S1
Fuel pump diagram
Part #25-050-03
Replaced by #25-050-22-S1
Ignition diagram
Part #52-132-02
Replaced by #25
Oil pan diagram
Part #X-75-10
Replaced by #25-139-57-S
Carburetor diagram
Part #25-041-03
Replaced by #25-041-03-S
Electric starter diagram
Part #52-098-09
Replaced by #52-098-12-S
Ignition diagram
Part #237878
Replaced by #237878-S
Ignition diagram
Part #236602
Replaced by #25-155-41-S
Carburetor diagram
Part #271030
Replaced by #271030-S
Flywheel diagram
Part #52-468-15
Replaced by #12-468-03-S