WIX 51268 vs Baldwin BT260: Oil Filter Compatibility
Compare WIX 51268 and Baldwin BT260 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 11/8-16 thread.
Quick verdict
Bypass presence unknown on one or both filters · ADBV unknown on one or both filters
- 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.
WIX 51268 and Baldwin BT260 specifications
How matching is scored| Specification | WIX 51268 | Baldwin BT260 |
|---|---|---|
| Thread size | 11/8-16 | 11/8-16 |
| Gasket OD | 69.32 mm | 71.4 mm |
| Gasket ID | 61.34 mm | 62.7 mm |
| Can OD | 93.75 mm | 93.7 mm |
| Height | 132.5 mm | 136.5 mm |
| Internal bypass valve | Yes | Unknown |
| Bypass PSID | Unknown | Unknown |
| Anti-drainback valve | Yes | Unknown |
What matters in this specific comparison
Thread size matches: both are 11/8-16.
Gasket OD differs by 2.1 mm (WIX 51268: 69.32 mm, Baldwin BT260: 71.4 mm).
Gasket ID differs by 1.4 mm (WIX 51268: 61.34 mm, Baldwin BT260: 62.7 mm).
Baldwin BT260 is 4 mm taller (WIX 51268: 132.5 mm, Baldwin BT260: 136.5 mm) -- check clearance before substituting.
Can OD is identical at 93.75 mm.
Open related filters
Before substituting, verify thread fit, gasket sealing dimensions, height clearance, bypass behavior, and anti-drainback requirements for your specific application.