Large gasket OD variation · Large gasket ID variation
Motorcraft FL-400S Oil Filter Cross Reference
Use this page to compare the Motorcraft FL-400S with potentially compatible oil filters from other brands. Review thread size, gasket dimensions, overall height, and fitment notes before substituting. A cross reference is a research tool, not an automatic guarantee of fitment.
Before substituting: verify filter style, thread size or cartridge dimensions, gasket dimensions, height, clearance, and application-specific requirements.
Best equivalent matches
The searched filter is shown alongside the four strongest alternatives currently in the database. Compare dimensions, thread details, and compatibility notes before deciding whether a substitute may be appropriate.
12 total results
| Specification | Searched filter Motorcraft FL-400S Reference filter | Bosch 3400Best Match Overall match: 93% SAFE | Overall match: 91% SAFE | Overall match: 91% SAFE | Overall match: 89% SAFE |
|---|---|---|---|---|---|
| Thread size | 3/4-16UNF | 3/4-16 | 3/4-16 | 3/4-16 | 3/4-16 |
| Gasket OD | 69.85 mm | 71 mm 87% | 69.9 mm 99% | 71.98 mm 76% | 71.98 mm 76% |
| Gasket ID | 60.96 mm | 62 mm 83% | 60.9 mm 99% | 62.53 mm 75% | 62.53 mm 75% |
| Gasket overlap | Reference | Compared to base 100% | Compared to base 100% | Compared to base 100% | Compared to base 100% |
| Height | 105.16 mm | 102.11 mm 95% | 88.9 mm 58% | 103.2 mm 95% | 103.2 mm 95% |
| Bypass PSID | 20 | Unknown Unknown | Unknown Unknown | 20 100% | Unknown Unknown |
| Anti-drainback valve | Yes | Yes 100% | Yes 100% | Yes 100% | Yes 100% |
| ID top | Unknown | Unknown N/A | Unknown N/A | Unknown N/A | Unknown N/A |
| ID bottom | Unknown | Unknown N/A | Unknown N/A | Unknown N/A | Unknown N/A |
Other suitable matches
Large gasket OD variation · Large gasket ID variation
Large gasket OD variation · Large gasket ID variation
Large gasket OD variation · Large gasket ID variation
Large gasket OD variation · Large gasket ID variation
Large gasket OD variation · Large gasket ID variation
Large gasket OD variation · Large gasket ID variation
Large gasket OD variation · Large gasket ID variation
Related compatible filter pages
Frequently asked questions
What replaces Motorcraft FL-400S?
Several oil filter alternatives may be compatible with Motorcraft FL-400S, but you should always verify thread dimensions, gasket sealing dimensions, bypass behavior, anti-drainback valve requirements, and installation clearance before substituting.
How do I confirm a cross reference for Motorcraft FL-400S?
Compare thread size, thread pitch, gasket outside diameter, gasket inside diameter, can height, bypass pressure range, and anti-drainback valve requirements before using a substitute.
Can I use a different-size oil filter instead of Motorcraft FL-400S?
Sometimes, but only if thread compatibility, gasket seating, bypass behavior, and physical clearance are all acceptable for the application.
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