Sealed Power 7391M Engine Crankshaft Main Bearing Set
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Sealed Power

Sealed Power 7391M Engine Crankshaft Main Bearing Set

Brand Sealed Power 7391M
Package Alert Full set
Part Material Steel backed overplated bronze alloy
Standard Size Standard
Fits Toyota · 35 vehicles

Standard size. Fits standard crankshaft main bearing applications.

Steel-backed bronze alloy. Overplated for durable bearing support and reduced wear.

ISO & QS certified manufacturing. Built with controlled processes for consistent quality.

Cross-references M703A2, MB5089AM and MS2212A for the same application. See all 4.

$82.23Free shipping
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Not what you need? See all Engine Crankshaft Main Bearing Set options

Sealed Power 7391M Crankshaft Main Bearing Set

Sealed Power 7391M is a standard-size engine crankshaft main bearing set built for Toyota engines that need precise bearing support and consistent oil clearance. It uses a steel-backed overplated bronze alloy construction to handle the demands of everyday engine operation in Tacoma, 4Runner, T100, and Previa applications.

Key Features

  • Standard size main bearing set for engine rebuild and service work
  • Steel-backed overplated bronze alloy for strength and wear resistance
  • Full set configuration for complete crankshaft main bearing replacement
  • Manufactured under ISO and QS certified processes
  • Sealed Power part number 7391M for direct catalog identification

Product Details

Sealed Power 7391M is an engine crankshaft main bearing set for Toyota applications that require standard-size bearings. The steel-backed overplated bronze alloy design supports stable crankshaft operation and helps maintain proper bearing surface integrity during engine assembly or rebuild work. This part number 7391M is listed for 1995-2004 Toyota Tacoma, 1996-2000 Toyota 4Runner, 1994-1998 Toyota T100, and 1991-1995 Toyota Previa. This part cross-references M703A2 and MB5089AM for the same application.

Common Repair Uses

  • Restoring crankshaft bearing clearance during an engine rebuild
  • Replacing worn main bearings that cause low oil pressure
  • Addressing bearing noise from excessive crankshaft wear
  • Correcting scoring or fatigue on original bearing surfaces
  • Returning smooth crankshaft support in Toyota Tacoma, 4Runner, T100, and Previa engines

Installation Notes and Tips

  • Verify standard-size bearing requirements before installation.
  • Inspect the crankshaft journals for scoring, taper, or out-of-round conditions.
  • Clean all bearing saddles and oil passages before assembly.
  • Measure oil clearance during installation to confirm proper fit.
  • Follow the engine builder’s torque and lubrication specifications.

Quality Assurance

Sealed Power uses leading-edge materials and ISO/QS certified manufacturing practices to produce engine components that meet modern engine demands. Part number 7391M is built to support consistent fit and material performance in Toyota engine service applications.

Related reading

This part fits 35 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2004ToyotaTacoma2.7LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
2004ToyotaTacoma2.4LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
2003ToyotaTacoma2.7LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
2003ToyotaTacoma2.4LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
2002ToyotaTacoma2.7LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
2002ToyotaTacoma2.4LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
2001ToyotaTacoma2.7LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
2001ToyotaTacoma2.4LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
2000Toyota4Runner2.7LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
2000ToyotaTacoma2.7LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
2000ToyotaTacoma2.4LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
1999Toyota4Runner2.7LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
1999ToyotaTacoma2.7LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
1999ToyotaTacoma2.4LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
1998Toyota4Runner2.7LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
1998ToyotaT1002.7LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
1998ToyotaTacoma2.7LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
1998ToyotaTacoma2.4LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
1997Toyota4Runner2.7LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
1997ToyotaT1002.7LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
1997ToyotaTacoma2.7LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
1997ToyotaTacoma2.4LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
1996Toyota4Runner2.7LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
1996ToyotaT1002.7LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
1996ToyotaTacoma2.7LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
1996ToyotaTacoma2.4LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
1995ToyotaPrevia2.4LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
1995ToyotaT1002.7LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
1995ToyotaTacoma2.7LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
1995ToyotaTacoma2.4LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
1994ToyotaPrevia2.4LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
1994ToyotaT1002.7LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
1993ToyotaPrevia2.4LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
1992ToyotaPrevia2.4LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
1991ToyotaPrevia2.4LL4N/AStandard size Engine Connecting Rod Bearing Set suitable for various engine models.
Directly replaces or cross-references 4 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
M703A2MB5089AMMS2212AMS2212AL