Fleetguard LF733 vs Fleetguard LF667: Oil Filter Compatibility
Compare Fleetguard LF733 and Fleetguard LF667 oil filters by compatibility, dimensions, thread size, gasket fit, bypass valve, anti-drainback valve status, and match confidence. Use this comparison as a fitment review, not as an automatic substitution guarantee. Both use a 11/8-16 thread.
Quick verdict
SAFEMatch score: 97
Both use a 11/8-16 thread.
- Thread size is the first hard-fit check for any comparison of spin-on filters.
- Gasket OD and gasket ID are the most important seal-related dimensions.
- Height differences can matter for clearance even when thread and gasket fit appear close.
- Bypass and anti-drainback differences may be important, depending on the application.
Fleetguard LF733 and Fleetguard LF667 specifications
How matching is scored| Specification | Fleetguard LF733 | Fleetguard LF667 |
|---|---|---|
| Thread size | 1 1/8-16 UN-2B | 1 1/8-16 UN-2B |
| Gasket OD | 99.95 mm | 99.95 mm |
| Gasket ID | 90.55 mm | 90.55 mm |
| Can OD | 108 mm | 108 mm |
| Height | 264 mm | 264 mm |
| Internal bypass valve | No | No |
| Bypass PSID | Not applicable | Not applicable |
| Anti-drainback valve | No | No |
What matters in this specific comparison
Thread size matches: both are 11/8-16.
Gasket OD is identical at 99.95 mm.
Gasket ID is identical at 90.55 mm.
Height is identical at 264 mm.
Can OD is identical at 108 mm.
Open related filters
Before substituting, verify thread fit, gasket sealing dimensions, height clearance, bypass behavior, and anti-drainback requirements for your specific application.