| Interchange | FO31,FO31MFLR, |
| Net Weight (lbs) | 6.50 |
| Length | 19-1/2" |
| Inlet Length | 2" |
| Outlet Length | 7" |
| Outlet Outer Diameter | 1-3/4" |
| Body Diameter | 4" x 8" |
| Body Style | Oval |
| System Type | Horizontal |
| Make | Type | Model |
|---|---|---|
| Ford-New Holland | Tractor | 3230 |
| Ford-New Holland | Tractor | 3430 |
| Ford-New Holland | Tractor | 3930 |
| Ford-New Holland | Tractor | 4000 |
| Ford-New Holland | Tractor | 4100 |
| Ford-New Holland | Tractor | 4130 |
| Ford-New Holland | Tractor | 4610 |
| Ford-New Holland | Tractor | 4610SU |