Fleetguard LF3625 vs Fleetguard LF3687: Oil Filter Compatibility
Compare Fleetguard LF3625 and Fleetguard LF3687 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 1-12 thread.
Quick verdict
SAFEMatch score: 86.9
Both use a 1-12 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 LF3625 and Fleetguard LF3687 specifications
How matching is scored| Specification | Fleetguard LF3625 | Fleetguard LF3687 |
|---|---|---|
| Thread size | 1-12 UNF-2B | 1-12 UNF-2B |
| Gasket OD | 70 mm | 70 mm |
| Gasket ID | 62 mm | 62 mm |
| Can OD | 94 mm | 94 mm |
| Height | 216 mm | 211 mm |
| Internal bypass valve | Unknown | Unknown |
| Bypass PSID | 36.26 | 36.26 |
| Anti-drainback valve | Yes | Yes |
What matters in this specific comparison
Thread size matches: both are 1-12.
Gasket OD is identical at 70 mm.
Gasket ID is identical at 62 mm.
Fleetguard LF3625 is 5 mm taller (Fleetguard LF3625: 216 mm, Fleetguard LF3687: 211 mm) -- check clearance before substituting.
Can OD is identical at 94 mm.
Open related filters
Before substituting, verify thread fit, gasket sealing dimensions, height clearance, bypass behavior, and anti-drainback requirements for your specific application.