| Catalog No. | O.S. Stock No. | Description | Optional? | Photo |
|---|
| OSMG9124 | 22020001 | Thrust Washer .20-.40 FP | | Photo |
| OSMG4492 | 22302000 | Crankshaft .20-.25 FP | | Photo |
| OSMG5488 | 22308000 | Drive Washer .20-.25 FP | | Photo |
| OSMG2869 | 22325020 | Muffler E-2030 .20-.25 FP | | Photo |
| OSMG2954 | 22325030 | Super Silencer #E-2030S | Optional | Photo |
| OSMG3912 | 22405013 | Connecting Rod .20-.28 | | Photo |
| OSMG4215 | 22551000 | Crankcase Blue .25 LA | | Photo |
| OSMG4840 | 22553000 | Cylinder & Piston .25 LA | | Photo |
| OSMG4985 | 22554000 | Cylinder Head .25 LA | | Photo |
| OSMG4073 | 22557000 | Cover Plate Assembly .25 LA | | Photo |
| OSMG4072 | 22557100 | Cover Plate .25 LA | | Photo |
| OSMG8678 | 22563000 | Screw Set .25 LA | | Photo |
| OSMG6265 | 22564000 | Head Gasket .25 LA | | Photo |
| OSMG2464 | 22581000 | Carburetor #20H .25 LA | | Photo |
| OSMG7652 | 22606009 | Piston Pin .25 F/FP | | Photo |
| OSMG6896 | 22625404 | Muffler Screws .20-.46 (2) | | Photo |
| OSMG7944 | 23210007 | Prop Nut 1/4 .20-.61 | | Photo |
| OSMG8025 | 24009000 | Prop Washer .40 LA | | Photo |
| OSMG7017 | 24081970 | Needle #40D | | Photo |
| OSMG7388 | 24981837 | Needle FS/FX/LA | | Photo |
| OSMG8852 | 26381501 | Setscrew #2D/#4BK-#5B | | Photo |
| OSMG8172 | 26711305 | Ratchet Spring #7H/#7D/#2K | | Photo |
| OSMG2690 | 71605300 | A3 Glow Plug Hot | Optional | Photo |
