Parts Diagram | ## | Part # | Description | Qty | Notes |
| 1 | 1300-8201991 | Carburetor top - WB-109B | 1 | discontinued |
1 | 1300-8202021 | Carburetor center/bottom - WB-108B | 2 | discontinued |
2 | 19-FO16128 | Plug, welch | 1 | |
3 | 19-FO10588 | Plug | 4 | |
4 | F10315 | Shutter, throttle | 1 | discontinued |
5 | 10-803176 | Screw, shutter | 2 | replaces 10-F10328 |
6 | F10305 | Shaft, throttle | 1 | discontinued |
7 | 24-F10334 | Spring, throttle shaft | 1 | |
8 | 22-F84314-2 | Elbow, l - top | 1 | discontinued |
8A | 22-64706001 | Fitting, t - center/bottom | 2 | replaces 22-F85314-1 |
12 | 1399-5317 | Jet, .046, idle air | 1 | |
13 | 1399-3796 | Jet, .076, 0 - 2500' top carb | 1 | |
13 | 1399-3794 | Jet, .074 - 2500 - 5000' top carb | OPT. | |
13 | 1395-6207 | Jet, .072 - 5000 - 7500' top carb | OPT. | |
13 | 1395-6030 | Jet, .070 - 7500 - 10000' top carb | OPT. | |
13 | 1399-3794 | Jet, .074 - 0 - 2500' | 1 | center and bottom carbs |
13 | 1395-6207 | Jet, .072 - 2500 - 5000' | OPT. | center and bottom carbs 12 |
13 | 1395-6030 | Jet, .070 - 5000 - 7500' | OPT. | center and bottom carbs 12 |
13 | 1395-6029 | Jet, .068 - 7500 - 10000' | OPT. | center and bottom carbs 12 |
14 | F10268 | Screw, idle mixture | 1 | |
15 | 24-27160 | Spring, idle mixture screw | 1 | |
16 | F10265 | Needle and seat, inlet | 1 | replaces FK10309 |
19 | F10302 | Nozzle, main | 1 | discontinued |
20 | 891730A01 | Float, fuel bowl | 1 | replaces F10346 |
21 | 17-FO13944 | Pin, float | 1 | |
22 | 27-FO15623 | Gasket, fuel bowl | 1 | |
23 | 27-FO2510 | Gasket, fuel bowl | 2 | |
24A | 820491 | Bowl, fuel top | 1 | discontinued |
24 | F10333 | Bowl, fuel center/bottom | 2 | |
25 | 1399-5128 | Screw, fuel bowl | 1 | discontinued |
26 | 809735A1 | Repair kit, carburetor | 1 | replaces FK10357 |
27 | 27-809736A1 | Gasket set, carburetor | 1 | replaces FK10323 |
28 | 27-828925 | Gasket, carburetor | 3 | replaces 27-F85906 |
29 | 830110 | Shaft | 1 | discontinued, replaces F333316 |
30 | 819225 | Roller | 1 | limited availability |
31 | 11-8267094 | Nut, #8-32, bottom carburetor | 1 | replaces 11-F1997 |
- | 809735A1 | Repair kit | | replaces FK10357 |
- | 27-809736A1 | Gasket set | | replaces FK10323 |