91
score
SAFEMAHLE OC 978 Oil Filter Cross Reference
Use this page to compare the MAHLE OC 978 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
- MAHLE OC 978 cross reference
- OC 978 cross reference
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- MAHLE OC 978 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 MAHLE OC 978 Reference filter | MAHLE OC 614Best Match Score: 97 SAFE | Score: 95 SAFE | Score: 95 SAFE | Score: 91 SAFE |
|---|---|---|---|---|---|
| Thread size | M20x1.5 | M20x1.5 | M20x1.5 | M20x1.5 | M20X1,5 |
| Gasket OD | 70.8 mm | 71 mm | 72 mm | 71 mm | 72 mm |
| Gasket ID | 62.3 mm | 62 mm | 62 mm | 62 mm | 62 mm |
| Can OD | 75 mm | 74.7 mm | 75.18 mm | 76 mm | 76 mm |
| Height | 79.5 mm | 79 mm | 78.99 mm | 67 mm | 90 mm |
| Internal bypass valve | Yes | Yes | Yes | Yes | Yes |
| Bypass PSID | 14 | 12 - 15 | 12 - 15 | 14 | 12 |
| 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
91
score
SAFELarge gasket OD variation · Large gasket ID variation
89
score
COMPATIBLERelated compatible filter pages
Frequently asked questions
What replaces MAHLE OC 978?
Several oil filter alternatives may be compatible with MAHLE OC 978, 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 MAHLE OC 978?
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 MAHLE OC 978?
Sometimes, but only if thread compatibility, gasket seating, bypass behavior, and physical clearance are all acceptable for the application.