Large gasket OD variation · Large gasket ID variation
Thread unknown on one or both filters
67
score
RISKYMobil 1 (ExxonMobil / Mann+Hummel) M1-303A Oil Filter Cross Reference
Use this page to compare the Mobil 1 (ExxonMobil / Mann+Hummel) M1-303A 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, bypass behavior, and application-specific requirements.
Also searched as
- Mobil 1 (ExxonMobil / Mann+Hummel) M1-303A cross reference
- M1-303A cross reference
- M1-303A oil filter cross reference
- Mobil 1 (ExxonMobil / Mann+Hummel) M1-303A replacement
Best equivalent matches
Select up to 4 filters, then click Compare to view their specs next to the searched filter.
8 compatible options
| Specification | Searched filter Mobil 1 (ExxonMobil / Mann+Hummel) M1-303A Reference filter | Donaldson P550518Best Match Score: 71.6 RISKY Large gasket OD variation · Large gasket ID variation | Score: 69.8 RISKY Large gasket OD variation · Large gasket ID variation | Score: 68.8 RISKY Large gasket OD variation · Large gasket ID variation | Score: 67 RISKY Large gasket OD variation · Large gasket ID variation |
|---|---|---|---|---|---|
| Thread size | 13/16-16 | 13/16-16 | 13/16-16 | 13/16-16 | 13/16-16 |
| Gasket OD | 88 mm | 88 mm | 88 mm | 87.48 mm | 87.48 mm |
| Gasket ID | 79 mm | 79 mm | 79 mm | 78.74 mm | 78.74 mm |
| Can OD | 93.73 mm | 94 mm | 96 mm | 93.75 mm | 93 mm |
| Height | 136.65 mm | 136 mm | 140 mm | 132 mm | 131.5 mm |
| Internal bypass valve | Yes | Yes | Yes | Yes | Yes |
| Bypass PSID | 12 - 15 | 12 - 15 | 11 - 17 | 8 - 11 | 8 - 11 |
| Anti-drainback valve | Yes | Yes | Yes | Yes | Yes |
| ID top | Unknown | Unknown | Unknown | Unknown | Unknown |
| ID bottom | Unknown | Unknown | Unknown | Unknown | Unknown |
Other suitable matches
Large gasket OD variation · Large gasket ID variation
Thread unknown on one or both filters
63.2
score
RISKY59.5
score
RISKYRelated compatible filter pages
Frequently asked questions
What replaces Mobil 1 (ExxonMobil / Mann+Hummel) M1-303A?
Several oil filter alternatives may be compatible with Mobil 1 (ExxonMobil / Mann+Hummel) M1-303A, 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 Mobil 1 (ExxonMobil / Mann+Hummel) M1-303A?
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 Mobil 1 (ExxonMobil / Mann+Hummel) M1-303A?
Sometimes, but only if thread compatibility, gasket seating, bypass behavior, and physical clearance are all acceptable for the application.
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