Description
The Fleetguard LF3344 is a spin-on full-flow lube oil filter that replaces Baldwin B134, Donaldson P559127, Wix 51742, Fram PH3766, and Motorcraft FL784. It fits Ford 6.9L and 7.3L IDI diesel engines and Navistar/IHC light-to-medium-duty applications, with a 1 1/2-16 UN-2B mounting thread.
Specifications
| Manufacturer | Fleetguard |
|---|---|
| Part Number | LF3344 |
| Part Type | Spin-on Full-Flow Lube Oil Filter |
| Engine Compatibility | Ford 6.9L / 7.3L IDI diesel; Navistar / IHC medium-duty |
| Thread Size | 1 1/2-16 UN-2B |
| Outside Diameter | 4.24 in |
| Length | 5.16 in |
| Gasket OD | 3.95 in |
| Gasket ID | 3.59 in |
| Anti-Drain-Back Valve | No |
| Standpipe | No |
Cross References
This filter replaces or is equivalent to the following part numbers:
- Baldwin: B134
- Donaldson: P559127
- Wix: 51742
- Fram: PH3766
- Luber-Finer: LFP784
- Caterpillar: 9Y4469
- Motorcraft (Ford): FL784, FL784FP
- Also known as: 3I1207, 25011759, 1804442C1, 180444C1, 3076PH3766, 5839LF3344
Applications
This oil filter fits the following engines:
- Ford 6.9L IDI diesel (1983-1987)
- Ford 7.3L IDI diesel (1988-1994)
- Navistar / International medium-duty diesel applications
Representative vehicles using these engines:
- Ford F-Series Super Duty 6.9L/7.3L IDI (1983-1994)
- Ford E-Series Econoline diesel (1983-1994)
- International medium-duty trucks with IDI diesel (1983-1994)
Verify your engine serial number and configuration before ordering to confirm fitment.









