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Sealed Power 7278MA Engine Crankshaft Main Bearing SetOE Quality 60-Day Returns
Part #: 7278MA

Sealed Power 7278MA Engine Crankshaft Main Bearing Set

⚙️ 168 vehicles fit this part
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🚗Fitment: Jeep, Chrysler, Dodge, Plymouth, and Eagle, Wrangler, Town & Country, Grand Caravan, Pacifica, Caravan, Voyager, Grand Voyager, Intrepid, Vision, Concorde, Dynasty, Imperial, and New Yorker
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Overview of Sealed Power 7278MA Main Bearing Set

The Sealed Power 7278MA engine crankshaft main bearing set is designed for reliable performance in select Chrysler, Dodge, Jeep, and Plymouth vehicles. This full set features standard size bearings made from durable A-series aluminum, ensuring proper fit and function for your engine's crankshaft.

  • Full set of main bearings for crankshaft support
  • Constructed from A-series aluminum for strength and durability
  • Standard size bearings for precise fitment
  • Compatible with multiple Chrysler, Dodge, Jeep, and Plymouth models
  • Part number 7278MA for accurate identification

Detailed Product Description

The Sealed Power 7278MA main bearing set is engineered to meet OEM specifications, providing consistent performance and wear resistance. Made from A-series aluminum, these bearings offer a balance of hardness and conformability, which helps maintain proper oil clearance and reduces the risk of premature wear. The standard size ensures compatibility with factory crankshaft dimensions, making it suitable for engine rebuilds or repairs on vehicles such as the Chrysler Town & Country, Dodge Grand Caravan, Jeep Wrangler, and Plymouth Voyager.

Compatible Vehicles and Applications

This main bearing set is compatible with a range of Chrysler, Dodge, Jeep, and Plymouth models, including:

  • Chrysler Concorde, Dynasty, Imperial, Intrepid, New Yorker, Pacifica, Town & Country
  • Dodge Caravan, Grand Caravan
  • Jeep Grand Voyager, Wrangler
  • Plymouth Voyager

Common Issues Addressed by This Bearing Set

  • Excessive crankshaft end play or movement
  • Engine knocking due to worn main bearings
  • Oil pressure loss caused by bearing clearance issues
  • Premature bearing wear from improper material or fit
  • Engine overheating related to bearing friction

Installation Notes and Tips

  • Ensure crankshaft journals are clean and free of debris before installation
  • Verify bearing clearances with plastigage or micrometer for proper fit
  • Use assembly lubricant on bearing surfaces during installation
  • Follow vehicle-specific torque specifications for main bearing caps
  • Inspect crankshaft for scoring or damage prior to bearing installation

Quality Assurance and Warranty

Sealed Power manufactures the 7278MA main bearing set to meet strict quality standards, ensuring durability and consistent performance. The use of A-series aluminum material provides reliable wear resistance under normal operating conditions. While specific warranty details may vary, Sealed Power products typically come with a limited warranty against manufacturing defects. Consult product documentation for exact warranty terms.

BrandSealed Power
Part Number7278MA
Package AlertFull set
Part MaterialA-Series aluminum
Standard SizeStandard

This part fits 168 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2011JeepWrangler3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2010ChryslerTown & Country3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2010ChryslerTown & Country3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2010DodgeGrand Caravan3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2010DodgeGrand Caravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2010JeepWrangler3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2009ChryslerTown & Country3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2009ChryslerTown & Country3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2009DodgeGrand Caravan3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2009DodgeGrand Caravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2009JeepWrangler3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2008ChryslerPacifica3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2008ChryslerTown & Country3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2008ChryslerTown & Country3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2008DodgeGrand Caravan3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2008DodgeGrand Caravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2008JeepWrangler3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2007ChryslerPacifica3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2007ChryslerTown & Country3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2007ChryslerTown & Country3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2007DodgeCaravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2007DodgeGrand Caravan3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2007DodgeGrand Caravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2007JeepWrangler3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2006ChryslerPacifica3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2006ChryslerTown & Country3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2006ChryslerTown & Country3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2006DodgeCaravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2006DodgeGrand Caravan3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2006DodgeGrand Caravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2005ChryslerPacifica3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2005ChryslerTown & Country3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2005ChryslerTown & Country3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2005DodgeCaravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2005DodgeGrand Caravan3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2005DodgeGrand Caravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2004ChryslerTown & Country3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2004ChryslerTown & Country3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2004DodgeCaravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2004DodgeGrand Caravan3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2004DodgeGrand Caravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2003ChryslerTown & Country3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2003ChryslerTown & Country3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2003ChryslerVoyager3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2003DodgeCaravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2003DodgeGrand Caravan3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2003DodgeGrand Caravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2002ChryslerTown & Country3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2002ChryslerTown & Country3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2002ChryslerVoyager3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2002DodgeCaravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2002DodgeGrand Caravan3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2002DodgeGrand Caravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2001ChryslerTown & Country3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2001ChryslerTown & Country3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2001ChryslerVoyager3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2001DodgeCaravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2001DodgeGrand Caravan3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2001DodgeGrand Caravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2000ChryslerGrand Voyager3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2000ChryslerTown & Country3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2000ChryslerTown & Country3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2000ChryslerVoyager3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2000DodgeCaravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2000DodgeGrand Caravan3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2000DodgeGrand Caravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2000PlymouthGrand Voyager3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
2000PlymouthVoyager3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1999ChryslerTown & Country3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1999ChryslerTown & Country3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1999DodgeCaravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1999DodgeCaravan3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1999DodgeGrand Caravan3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1999DodgeGrand Caravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1999PlymouthGrand Voyager3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1999PlymouthGrand Voyager3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1999PlymouthVoyager3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1999PlymouthVoyager3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1998ChryslerTown & Country3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1998ChryslerTown & Country3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1998DodgeCaravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1998DodgeCaravan3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1998DodgeGrand Caravan3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1998DodgeGrand Caravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1998PlymouthGrand Voyager3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1998PlymouthGrand Voyager3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1998PlymouthVoyager3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1998PlymouthVoyager3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1997ChryslerIntrepid3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1997ChryslerTown & Country3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1997ChryslerTown & Country3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1997DodgeCaravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1997DodgeCaravan3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1997DodgeGrand Caravan3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1997DodgeGrand Caravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1997DodgeIntrepid3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1997PlymouthGrand Voyager3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1997PlymouthVoyager3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1996ChryslerConcorde3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1996ChryslerIntrepid3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1996ChryslerTown & Country3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1996ChryslerTown & Country3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1996DodgeCaravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1996DodgeCaravan3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1996DodgeGrand Caravan3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1996DodgeGrand Caravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1996DodgeIntrepid3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1996PlymouthGrand Voyager3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1996PlymouthGrand Voyager3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1996PlymouthVoyager3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1995ChryslerConcorde3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1995ChryslerIntrepid3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1995ChryslerTown & Country3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1995DodgeCaravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1995DodgeGrand Caravan3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1995DodgeGrand Caravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1995DodgeIntrepid3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1995PlymouthGrand Voyager3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1995PlymouthGrand Voyager3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1995PlymouthVoyager3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1994ChryslerConcorde3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1994ChryslerIntrepid3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1994ChryslerTown & Country3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1994DodgeCaravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1994DodgeGrand Caravan3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1994DodgeGrand Caravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1994DodgeIntrepid3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1994PlymouthGrand Voyager3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1994PlymouthGrand Voyager3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1994PlymouthVoyager3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1993ChryslerConcorde3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1993ChryslerDynasty3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1993ChryslerImperial3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1993ChryslerIntrepid3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1993ChryslerNew Yorker3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1993ChryslerNew Yorker3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1993ChryslerTown & Country3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1993DodgeCaravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1993DodgeGrand Caravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1993DodgeIntrepid3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1993PlymouthGrand Voyager3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1993PlymouthVoyager3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1992ChryslerDynasty3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1992ChryslerImperial3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1992ChryslerNew Yorker3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1992ChryslerNew Yorker3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1992ChryslerTown & Country3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1992DodgeCaravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1992DodgeGrand Caravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1992PlymouthGrand Voyager3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1992PlymouthVoyager3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1991ChryslerDynasty3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1991ChryslerImperial3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1991ChryslerImperial3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1991ChryslerNew Yorker3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1991ChryslerNew Yorker3.8LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1991ChryslerTown & Country3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1991DodgeCaravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1991DodgeGrand Caravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1991PlymouthGrand Voyager3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1991PlymouthVoyager3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1990ChryslerDynasty3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1990ChryslerImperial3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1990ChryslerNew Yorker3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1990ChryslerTown & Country3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1990DodgeCaravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1990DodgeGrand Caravan3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.
1990PlymouthGrand Voyager3.3LV6N/AFits standard size engine connecting rod bearings for A-Series aluminum engines.

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

BC453JMB4060SIMS1946AMS1946P

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

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