| Motor | Serial # Prefix | Year | Carb | Mag. | Lower Unit | Control Knobs | Color Scheme |
| 20 | A | 1947 - 48 | Tillotson MD9A | Wico 5/8" core | Single cavitation plate | 3 round knobs | Hammer silver: starter, handle, lower unit, tank ring Black:tank, shrouds |
| 20 | A | 1949 - 54 | Tillotson MD9B | Wico 5/8" core. 1951 on 7/16" Core | Double cavitation plates, 1951 - 54 - multi vane water pump | 2 dog ear knobs | Hammer silver: tank, tank ring, handle, lower unit Black: starter, shrouds |
| 40 | B | 1947 - 48 | Tillotson MD8A | Wico 5/8" core | Single cavitation plates | 3 round knobs | Hammer silver: tank, tank ring, handle, lower unit Black: starter, shrouds |
| 40 | B | 1949 - 50 | Tillotson MD8B | Wico 5/8" core | Double cavitation plates | 2 dog ear knobs | Hammer silver: tank, tank ring, handle, lower unit Black: starter, shrouds |
| 45 | BB | 1951 - 52 | Carter N 752S or 2021 | Wico 7/16" core | Double cavitation plates, 40 water pump | 2 dog ear knobs | Hammer silver: tank, tank ring, handle, lower unit Black: starter, shrouds |
| 45 | BB | 1953 - 54 | Carter N 752S or 2021 | Wico 7/16" core | Double cavitation plates,multi vane water pump | 2 dog ear knobs | Hammer silver: starter, handle, lower unit Black: tank, shrouds |
| 60 | C | 1946 -48 | Tillotson MD5A, 15A | Early ones scintilla then wico 5/8" core | Single Cavitation plate | 3 round knobs | Hammer silver: tank, handle, lower unit Black: starter, shrouds |
| 60 | C | 1949 - 50 | Tillotson MD5B, 15B | Wico 5/8" core | Double cavitation plates | 2 dog ear knobs | Same as above except no shrouds. Pre- 1949 models will have teh black tank. |
| 60Hi Speed | CHS | 1949 -54? Some Pre 1949 | Tillotson MD15B or Carter | Wico 5/8" core or 7/16" core | Double cavitation plates - no water pump | 1 round knob | Hammer silver: tank, handle, lower unit Black: starter, shrouds |
| 66 | TC | 1950 | Tillotson MD15B | Wico 5/8" core | Double cavitation plates | 2 dog ear knobs | Hammer silver: tank, handle, lower unit Black: starter, shrouds |
| 75ST | CB | 1951 | Carter N 753S or 2022 | Wico 7/16" core | Double cavitation plates | 2 dog ear knobs | Same as above |
| 75TS | CC | 1952 - 54 | Carter N 753S or 2022 | Wico 7/16" core | Shift (bell housing with inspection plaste) | 2 dog ear knobs | Same as above except red handle grip |
| 100ST | D | 1950 - 51 | Carter N 754SA | Wico 5/8" core | Small cavitation plate with larger one over gearcase | 2 dog ear knobs | Black: tank/w raised aluminum letters starter top, shrouds, handle grip hammer Silver: lower unit, starter bottom handle fuel guage, tank bracket |
| 100Hi Speed | D (DX) | 1951 - ? | Carter N ? | Wico 5/8" core | Hi speed 60 lower unit | 2 dog ear knobs | Same as above |
| 100TS | DB | 1952 - 54 | Carter N 754SA | Wico 5/8" core | Shift (bell housing with inspection plaste) | 2 dog ear knobs | Same as above except red handle grip |
| 200SS | EHO or EHA | 1953 - 54 | Carter N | Wico 5/8" core | Standard Length with blunt nosecone | 2 small round, 1 large round, 1 round/w pointer | Same as above except red handle grip with black main handle |
| 200S | EHO or EHA | 1954 | Carter N | Wico 5/8" core | Short with pointed nosecone | 2 small round, 1 large round, 1 round/w pointer | Same as above |
