HomeEngine > Cylinder Block ComponentsClevite MS-2350A-.25MM Engine Crankshaft Main Bearing Set
Part #: MS-2350A-.25MM

Clevite MS-2350A-.25MM Engine Crankshaft Main Bearing Set

28 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Ford, F-250 Super Duty and F-350 Super Duty
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Clevite Main Bearing Set for Ford Super Duty

The Clevite MS-2350A-.25MM engine crankshaft main bearing set is built for Ford Super Duty diesel applications that need an undersize main bearing solution. It uses a bi-metal aluminum construction with lead-free aluminum silicon for dependable journal support and improved wear control.

  • Bi-metal aluminum main bearings with 100% lead-free aluminum silicon
  • 60% more silicon than comparable competitive replacements
  • Helps condition crankshaft journal surfaces during operation
  • Improved seizure resistance and wear resistance
  • OE replacement for select Ford F-250 Super Duty and Ford F-350 Super Duty engines
  • .25mm undersize specification

Fitment Details

  • Fits 2021-2024 Ford F-250 Super Duty, F1 coated lower main bearings; requires thrust washer set, not included; use with part number TW-711S.
  • Fits 2021-2024 Ford F-350 Super Duty, F1 coated lower main bearings; requires thrust washer set, not included; use with part number TW-711S.
  • Fits 2011-2020 Ford F-250 Super Duty, OE replacement; A Series (aluminum); .25mm undersize; F1 coated lower main bearings; requires thrust washer set, not included; use with part number TW-711S.
  • Fits 2011-2020 Ford F-350 Super Duty, OE replacement; A Series (aluminum); .25mm undersize; F1 coated lower main bearings; requires thrust washer set, not included; use with part number TW-711S.

What This Bearing Set Helps Address

  • Crankshaft main bearing wear in high-load diesel service
  • Journal surface scoring from inadequate bearing conditioning
  • Seizure risk from worn or damaged main bearings
  • Need for an undersize main bearing during engine rebuild work
  • Replacement of worn OE-style main bearings in Ford F-250 Super Duty and Ford F-350 Super Duty engines

Installation Notes

Verify crankshaft journal size before installation and confirm the .25mm undersize specification matches the engine build. This part cross-references TW-711S for the same application. Follow factory service procedures for bearing clearance checks, lubrication, and torque sequence during assembly.

Quality Assurance

Clevite bearings are known for OE-style engine bearing construction and consistent material control. The MS-2350A-.25MM uses a lead-free aluminum silicon design intended to deliver durable main bearing performance in Ford Super Duty engine rebuilds.

This part fits 28 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2024FordF-250 Super Duty6.7LV8N/AF1 Coated Lower Main Bearings, Requires Thrust Washer Set, Not Included, Use With Part Number TW-711S
2024FordF-350 Super Duty6.7LV8N/AF1 Coated Lower Main Bearings, Requires Thrust Washer Set, Not Included, Use With Part Number TW-711S
2023FordF-250 Super Duty6.7LV8N/AF1 Coated Lower Main Bearings, Requires Thrust Washer Set, Not Included, Use With Part Number TW-711S
2023FordF-350 Super Duty6.7LV8N/AF1 Coated Lower Main Bearings, Requires Thrust Washer Set, Not Included, Use With Part Number TW-711S
2022FordF-250 Super Duty6.7LV8N/AF1 Coated Lower Main Bearings, Requires Thrust Washer Set, Not Included, Use With Part Number TW-711S
2022FordF-350 Super Duty6.7LV8N/AF1 Coated Lower Main Bearings, Requires Thrust Washer Set, Not Included, Use With Part Number TW-711S
2021FordF-250 Super Duty6.7LV8N/AF1 Coated Lower Main Bearings, Requires Thrust Washer Set, Not Included, Use With Part Number TW-711S
2021FordF-350 Super Duty6.7LV8N/AF1 Coated Lower Main Bearings, Requires Thrust Washer Set, Not Included, Use With Part Number TW-711S
2020FordF-250 Super Duty6.7LV8N/AOE Replacement; A Series (Aluminum); .25mm Undersize; F1 Coated Lower Main Bearings, Requires Thrust Washer Set, Not Included, Use With Part Number TW-711S
2020FordF-350 Super Duty6.7LV8N/AOE Replacement; A Series (Aluminum); .25mm Undersize; F1 Coated Lower Main Bearings, Requires Thrust Washer Set, Not Included, Use With Part Number TW-711S
2019FordF-250 Super Duty6.7LV8N/AOE Replacement; A Series (Aluminum); .25mm Undersize; F1 Coated Lower Main Bearings, Requires Thrust Washer Set, Not Included, Use With Part Number TW-711S
2019FordF-350 Super Duty6.7LV8N/AOE Replacement; A Series (Aluminum); .25mm Undersize; F1 Coated Lower Main Bearings, Requires Thrust Washer Set, Not Included, Use With Part Number TW-711S
2018FordF-250 Super Duty6.7LV8N/AOE Replacement; A Series (Aluminum); .25mm Undersize; F1 Coated Lower Main Bearings, Requires Thrust Washer Set, Not Included, Use With Part Number TW-711S
2018FordF-350 Super Duty6.7LV8N/AOE Replacement; A Series (Aluminum); .25mm Undersize; F1 Coated Lower Main Bearings, Requires Thrust Washer Set, Not Included, Use With Part Number TW-711S
2017FordF-250 Super Duty6.7LV8N/AOE Replacement; A Series (Aluminum); .25mm Undersize; F1 Coated Lower Main Bearings, Requires Thrust Washer Set, Not Included, Use With Part Number TW-711S
2017FordF-350 Super Duty6.7LV8N/AOE Replacement; A Series (Aluminum); .25mm Undersize; F1 Coated Lower Main Bearings, Requires Thrust Washer Set, Not Included, Use With Part Number TW-711S
2016FordF-250 Super Duty6.7LV8N/AOE Replacement; A Series (Aluminum); .25mm Undersize; F1 Coated Lower Main Bearings, Requires Thrust Washer Set, Not Included, Use With Part Number TW-711S
2016FordF-350 Super Duty6.7LV8N/AOE Replacement; A Series (Aluminum); .25mm Undersize; F1 Coated Lower Main Bearings, Requires Thrust Washer Set, Not Included, Use With Part Number TW-711S
2015FordF-250 Super Duty6.7LV8N/AOE Replacement; A Series (Aluminum); .25mm Undersize; F1 Coated Lower Main Bearings, Requires Thrust Washer Set, Not Included, Use With Part Number TW-711S
2015FordF-350 Super Duty6.7LV8N/AOE Replacement; A Series (Aluminum); .25mm Undersize; F1 Coated Lower Main Bearings, Requires Thrust Washer Set, Not Included, Use With Part Number TW-711S
2014FordF-250 Super Duty6.7LV8N/AOE Replacement; A Series (Aluminum); .25mm Undersize; F1 Coated Lower Main Bearings, Requires Thrust Washer Set, Not Included, Use With Part Number TW-711S
2014FordF-350 Super Duty6.7LV8N/AOE Replacement; A Series (Aluminum); .25mm Undersize; F1 Coated Lower Main Bearings, Requires Thrust Washer Set, Not Included, Use With Part Number TW-711S
2013FordF-250 Super Duty6.7LV8N/AOE Replacement; A Series (Aluminum); .25mm Undersize; F1 Coated Lower Main Bearings, Requires Thrust Washer Set, Not Included, Use With Part Number TW-711S
2013FordF-350 Super Duty6.7LV8N/AOE Replacement; A Series (Aluminum); .25mm Undersize; F1 Coated Lower Main Bearings, Requires Thrust Washer Set, Not Included, Use With Part Number TW-711S
2012FordF-250 Super Duty6.7LV8N/AOE Replacement; A Series (Aluminum); .25mm Undersize; F1 Coated Lower Main Bearings, Requires Thrust Washer Set, Not Included, Use With Part Number TW-711S
2012FordF-350 Super Duty6.7LV8N/AOE Replacement; A Series (Aluminum); .25mm Undersize; F1 Coated Lower Main Bearings, Requires Thrust Washer Set, Not Included, Use With Part Number TW-711S
2011FordF-250 Super Duty6.7LV8N/AOE Replacement; A Series (Aluminum); .25mm Undersize; F1 Coated Lower Main Bearings, Requires Thrust Washer Set, Not Included, Use With Part Number TW-711S
2011FordF-350 Super Duty6.7LV8N/AOE Replacement; A Series (Aluminum); .25mm Undersize; F1 Coated Lower Main Bearings, Requires Thrust Washer Set, Not Included, Use With Part Number TW-711S

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