| Catalog No. | O.S. Stock No. | Description | Optional? | Photo |
|---|
| OSMG7932 | 20810007 | Prop Nut 10453 .10-.12 | | Photo |
| OSMG4471 | 21202010 | Crankshaft CZ-R | | Photo |
| OSMG3907 | 21205040 | Connecting Rod .12 Z/CV | | Photo |
| OSMG9146 | 21221500 | Thrust Washer R 12 32 | | |
| OSMG2814 | 21225000 | Muffler #871 .10-.15 | Optional | Photo |
| OSMG3078 | 21230000 | Rear Bearing .12 | | Photo |
| OSMG2417 | 21285000 | Carburetor #10A CZR-12Z | Optional | |
| OSMG8647 | 21313030 | Screw Set .12 CV-X | | Photo |
| OSMG4061 | 21407030 | Cover Plate Natural .12 CV | | Photo |
| OSMG5481 | 21408000 | Drive Washer .12 CV | | Photo |
| OSMG2407 | 21481000 | Carburetor #10E .12 CV | | |
| OSMG3642 | 21481700 | Carburetor Retainer .12 CV | | Photo |
| OSMG4197 | 21501010 | Crankcase Gray .15 CV | | Photo |
| OSMG4819 | 21503000 | Cylinder & Piston .15 CV | | Photo |
| OSMG4974 | 21504000 | Heat Sink Head .15 CV | | Photo |
| OSMG6261 | 21514000 | Gasket Head .15 CV | | |
| OSMG7630 | 21706000 | Piston Pin .15 FP/LA/CV/LD | | Photo |
| OSMG3040 | 22631019 | Front Bearing 12-300 | | Photo |
| OSMG2690 | 71605300 | #A3 Glow Plug Hot | | |
| OSMG2953 | 72103020 | Tuned Silencer T-1020 | Optional | Photo |
| OSMG2250 | 72110000 | Universal Muffler Assembly .10-.15 FP | Optional | Photo |
| OSMG2385 | 72403120 | 101/102 Elements (6) | Optional | Photo |
| OSMG2383 | 72403200 | Super Air Cleaner 102 | | Photo |
| OSMG2387 | 72403210 | 102 Air Cleaner Body | | Photo |
| OSMG2748 | 72404000 | Mount Spacer CZ-R FPB | | |
