Mobil 1 (ExxonMobil / Mann+Hummel) M1-403A vs WIX 51607MP: Oil Filter Compatibility
Compare Mobil 1 (ExxonMobil / Mann+Hummel) M1-403A and WIX 51607MP 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 1-16 thread.
Quick verdict
Both use a 1-16 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.
Mobil 1 (ExxonMobil / Mann+Hummel) M1-403A and WIX 51607MP specifications
How matching is scored| Specification | Mobil 1 (ExxonMobil / Mann+Hummel) M1-403A | WIX 51607MP |
|---|---|---|
| Thread size | 1-16 | 1-16 |
| Gasket OD | 71 mm | 71.98 mm |
| Gasket ID | 62 mm | 62.53 mm |
| Can OD | 93.73 mm | 93.2 mm |
| Height | 173.48 mm | 177.5 mm |
| Internal bypass valve | Yes | Yes |
| Bypass PSID | 12 - 15 | 8 - 11 |
| Anti-drainback valve | Yes | Yes |
What matters in this specific comparison
Thread size matches: both are 1-16.
Gasket OD differs by 1 mm (Mobil 1 (ExxonMobil / Mann+Hummel) M1-403A: 71 mm, WIX 51607MP: 71.98 mm).
Gasket ID differs by 0.5 mm (Mobil 1 (ExxonMobil / Mann+Hummel) M1-403A: 62 mm, WIX 51607MP: 62.53 mm).
WIX 51607MP is 4 mm taller (Mobil 1 (ExxonMobil / Mann+Hummel) M1-403A: 173.48 mm, WIX 51607MP: 177.5 mm) -- check clearance before substituting.
Can OD differs by 0.5 mm (Mobil 1 (ExxonMobil / Mann+Hummel) M1-403A: 93.73 mm, WIX 51607MP: 93.2 mm).
Both open their bypass valve in a comparable range: Mobil 1 (ExxonMobil / Mann+Hummel) M1-403A at 12-15 psi, WIX 51607MP at 8-11 psi -- these ranges do not overlap.
Open related filters
Before substituting, verify thread fit, gasket sealing dimensions, height clearance, bypass behavior, and anti-drainback requirements for your specific application.