5
Closest known dimensional difference: height +11.7 mm. Verify application-specific requirements before substituting.
WIX 51231 oil filter matches
Compare WIX 51231 against compatible oil filters from other brands. Review thread size, gasket dimensions, height, valve behavior, and fitment notes before substituting. This is a research tool, not an automatic guarantee of fitment.
Before substituting: verify filter style, thread size or cartridge dimensions, gasket dimensions, height and clearance, bypass behavior, and your engine or equipment requirements.
Best equivalent matches
Select up to 4 filters, then click Compare to view their specs next to the searched filter. How matching is scored.
13 compatible options
| Specification | Searched filter WIX 51231 Reference filter | WIX WL10650Best Match SAFE | COMPATIBLE Closest known dimensional difference: height +21.7 mm. Verify application-specific requirements before substituting. | COMPATIBLE Closest known dimensional difference: height +21.2 mm. Verify application-specific requirements before substituting. | COMPATIBLE Closest known dimensional difference: height +8.7 mm. Verify application-specific requirements before substituting. |
|---|---|---|---|---|---|
| Thread size | 1-12 | 1-12 | 1-12 | 1-12 | 1-12 |
| Gasket OD | 71.98 mm | 72.21 mm | 71.98 mm | 71.98 mm | 71.12 mm |
| Gasket ID | 62.53 mm | 62.79 mm | 62 mm | 62.53 mm | 62 mm |
| Can OD | 92.96 mm | 93.2 mm | 95.99 mm | 93 mm | 80.01 mm |
| Height | 110.3 mm | 96.8 mm | 132 mm | 131.5 mm | 119 mm |
| Internal bypass valve | Yes | Yes | Yes | Yes | Yes |
| Bypass PSID | 13 - 19 | 14 | 14 | 12 - 15 | 13 - 19 |
| Anti-drainback valve | Yes | Yes | Yes | Yes | Yes |
Other suitable matches
Sorted best-fit first. Dot rating summarizes relative fit without exposing the raw score. How matching is scored.
6
Large bypass PSI mismatch: 14 psi · Candidate removes ADBV
7
Large bypass PSI mismatch: 14 psi
8
Closest known dimensional difference: height +21.9 mm. Verify application-specific requirements before substituting.
9
Closest known dimensional difference: height +8.8 mm. Verify application-specific requirements before substituting.
10
Closest known dimensional difference: height -13.3 mm. Verify application-specific requirements before substituting.
11
Large bypass PSI mismatch: 6.5 psi
12
Large bypass PSI mismatch: 6.5 psi
13
Large bypass PSI mismatch: 6.5 psi
Documented vehicle and equipment fitment
Fitment data below comes directly from manufacturer catalogs and published cross-reference sources on file for this filter. It is not a substitute for verifying fitment against your specific vehicle or equipment.
Other (1 vehicle/engine combination)
- 1976-1997 Unspecified vehicle