6.4 Hemi 392 Main Bearings 2011-2025 King MB5840SI25

King main bearing set for the 6.4 Hemi 392 (2011-2025). Listed for one application: 6.4 Hemi 392 engines, 2011-2025, in Dodge, Ram, Chrysler, Jeep applications. Confirm your engine code and year against this listing before ordering.

What it does

Main bearings carry the crankshaft in the block. Low oil pressure, debris or detonation wipe them, and a spun main is an engine-out event. A new set at the correct size (standard or undersize) is part of every rebuild.

Fits

• Dodge vehicles with the 6.4 Hemi 392 engine, 2011-2025
• Ram vehicles with the 6.4 Hemi 392 engine, 2011-2025
• Chrysler vehicles with the 6.4 Hemi 392 engine, 2011-2025
• Jeep vehicles with the 6.4 Hemi 392 engine, 2011-2025

Fixes

• a deep knock that follows engine load
• low hot oil pressure with a worn pump ruled out
• any crank-out rebuild

What's included

• a full main bearing set with thrust bearing at the stated size

Specifications

• Brand: King
• Part number: MB5840SI25
• Shipping weight: 1.5 lb
• Condition: new
• Product type: Main Bearings

Cross-reference

Replaces or interchanges with King MB5840SI25 for the 6.4 Hemi 392. Check the part number stamped on your original before ordering.

Free shipping on orders of $70 or more; everything else ships with calculated shipping at the part's real weight. Questions on fitment? Ask a tech before you buy.