Baldwin B31 oil filter matches
Compare Baldwin B31 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. Documented fitment includes 2 vehicle/engine combinations across 2 makes, including AMC, GM.
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.
23 compatible options
| Specification | Searched filter Baldwin B31 Reference filter | WIX 51042Best Match SAFE | SAFE | SAFE | SAFE |
|---|---|---|---|---|---|
| Thread size | 13/16-16 | 13/16-16 | 13/16-16 | 13/16-16 | 13/16-16 |
| Gasket OD | 69.9 mm | 69.44 mm | 69.44 mm | 71 mm | 70.4 mm |
| Gasket ID | 60.9 mm | 61.72 mm | 61.72 mm | 62 mm | 62.2 mm |
| Can OD | 76.2 mm | 74.19 mm | 74.19 mm | 75.01 mm | 77.47 mm |
| Height | 88.9 mm | 86.46 mm | 86.46 mm | 85.34 mm | 88.65 mm |
| Internal bypass valve | No | No | No | No | No |
| Bypass PSID | Not applicable | Not applicable | Not applicable | Not applicable | Not applicable |
| 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.
10
Closest known dimensional difference: height +15.1 mm. Verify application-specific requirements before substituting.
11
Candidate removes ADBV
12
Candidate adds internal bypass; usually redundant with engine-mounted bypass · Candidate removes ADBV
13
Candidate adds internal bypass; usually redundant with engine-mounted bypass
14
Candidate adds internal bypass; usually redundant with engine-mounted bypass
15
Closest known dimensional difference: height +22.2 mm. Verify application-specific requirements before substituting.
16
Candidate adds internal bypass; usually redundant with engine-mounted bypass
17
Candidate adds internal bypass; usually redundant with engine-mounted bypass
18
Closest known dimensional difference: height +16 mm. Verify application-specific requirements before substituting.
19
Candidate adds internal bypass; usually redundant with engine-mounted bypass
20
Candidate adds internal bypass; usually redundant with engine-mounted bypass
21
Candidate adds internal bypass; usually redundant with engine-mounted bypass · Candidate removes ADBV
22
Candidate adds internal bypass; usually redundant with engine-mounted bypass
23
Bypass presence unknown on one or both filters
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.
AMC (1 vehicle/engine combination)
- Year unknown AMC
GM (1 vehicle/engine combination)
- Year unknown GM