- Style I: External frame – rectangle or square
- Dimensions (inches):
- A: 5
- B: 5.5
- C: 1
Applicability Chart
| Aircraft Models | Filter Assembly | Filter Element | |
|---|---|---|---|
| Aircoupe F-1, A-1, A2-2 | BA-4106 | BA-4108 | |
| Cessna 120, 140, 140A, 150, 150A through M, A150M, 152, A152, F150G, H, J, K, L, M, FA150K, L, F152, FA152 | BA-4106 | BA-4108 | |
| Champion 7ECA with Continental O-200-A engine, 7ACA, 7ECA, 7FC, 65CA | BA-4106 | BA-4108 | |
| Luscombe 8, 8A through 8F, T8F | BA-4106 | BA-4108 | |
| Mooney M-10 | BA-4106 | BA-4108 | |
Piper
| BA-4106 | BA-4108 | |
| Swift GC-1A, GC-1B | BA-4106 | BA-4108 | |
| Taylorcraft (all models) | BA-4106 | BA-4108 | |
| Varga 2150A | BA-4106 | BA-4108 |
