Parts Diagram | ## | Part # | Description | Qty | Notes |
| 1 | 0398276 | Carburetor assembly, 150. early production | 3 | |
1 | 0398403 | Carburetor assembly, 175. early production | 3 | |
1 | 0398560 | Carburetor assembly, 150. late production | 3 | |
1 | 0398565 | Carburetor assembly, 175, middle and lower. late production | 2 | |
1 | 0431989 | Carburetor assembly, 175, upper only. late production | 1 | |
2 | 0202310 | Core plug | 2 | |
3 | 0320015 | Orifice, idle air bleed, 150, no. 33 | 2 | |
3 | 0323703 | Orifice, idle air bleed, 175, no. 36 | 2 | |
3 | 0318823 | Orifice, idle, 175, upper. late production | 2 | |
4 | 0321117 | Washer, screw plug | 2 | |
5 | 0322776 | Orifice, 150, no. 29. early production | 2 | |
5 | 0323703 | Orifice, 175, no. 36. early production | 2 | |
5 | 0333461 | Orifice, 150, no. 29. late production | 2 | |
5 | 0333464 | Orifice, 175, no. 36. late production | 2 | |
6 | 0330131 | Screw, plug | 2 | |
7 | 0333430 | Screw, bowl to body | 4 | |
8 | 0392376 | Float chamber assembly. early production | 1 | |
8 | 0398544 | Float chamber assembly. late production | 1 | |
9 | 0304201 | Lead shot | 2 | |
10 | 0396520 | Float valve assembly | 1 | |
11 | 0301996 | Washer | 1 | |
12 | 0314887 | Spring, throttle return | 1 | |
13 | 0314575 | Roll pin, return spring | 2 | |
14 | 0330132 | Cover, idle channel | 1 | |
15 | 0325019 | Orifice, high speed, 150, no. 56C | 2 | |
15 | 0320661 | Orifice, high speed, 175, no. 61C | 2 | |
16 | 0333418 | Gasket, float bowl | 1 | |
17 | 0302661 | Pin, float | 1 | |
18 | 0383437 | Float assembly | 1 | |
19 | 0327931 | Gasket, cover | 1 | |
20 | 0330133 | Screw, cover | 4 | |
21 | 0603145 | Spring clip | 1 | |
22 | 0327707 | Gasket, carburetor mounting | 3 | |
23 | 0398526 | Carburetor repair kit | 1 | |