WIX 51641 vs Baldwin BT267: Oil Filter Compatibility

Compare WIX 51641 and Baldwin BT267 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 3/4-16 thread.

Quick verdict

COMPATIBLEMatch score: 85

Bypass present on both, PSI unknown on one or both

  • 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 51641 and Baldwin BT267 specifications

How matching is scored
Specification
WIX 51641
Baldwin BT267
Thread size3/4-163/4-16
Gasket OD71.98 mm71.4 mm
Gasket ID62.53 mm62.7 mm
Can OD108.6 mm108 mm
Height167.7 mm147.6 mm
Internal bypass valveYesYes
Bypass PSIDUnknown20
Anti-drainback valveYesYes

What matters in this specific comparison

Thread size matches: both are 3/4-16.

Gasket OD differs by 0.6 mm (WIX 51641: 71.98 mm, Baldwin BT267: 71.4 mm).

Gasket ID differs by 0.2 mm (WIX 51641: 62.53 mm, Baldwin BT267: 62.7 mm).

WIX 51641 is 20.1 mm taller (WIX 51641: 167.7 mm, Baldwin BT267: 147.6 mm) -- check clearance before substituting.

Can OD differs by 0.6 mm (WIX 51641: 108.6 mm, Baldwin BT267: 108 mm).

Both include an internal bypass valve.

Open related filters

Before substituting, verify thread fit, gasket sealing dimensions, height clearance, bypass behavior, and anti-drainback requirements for your specific application.