DNJ
DNJ Crankshaft Main Bearing Set 1981-1989 Chrysler, Dodge, Mazda, Mitsubishi, Plymouth 2.6L (Oversizes Available)
DNJ Crankshaft Main Bearing Set 1981-1989 Chrysler, Dodge, Mazda, Mitsubishi, Plymouth 2.6L (Oversizes Available)
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- Free fitment check before you order
Listed for: 1981–1989 Chrysler, Dodge, Mazda, Mitsubishi and PlymouthFitment notes & questions
Crankshaft Main Bearing Set from DNJ, listed for 1981–1989 Chrysler, Dodge, Mazda, Mitsubishi and Plymouth with the 2.6L engine. Bearing size depends on whether the crankshaft has been ground, so measure before ordering.
Quick facts
- Brand: DNJ
- Part type: Bearing set
- Listed for: 1981–1989 Chrysler, Dodge, Mazda, Mitsubishi and Plymouth
- Engine: 2.6L
- Engine code: One Set Services Complete Engine, G54B, G54BT.
- Part number: MB101
Listed fitment
- [1981-1989] CHRY, MAZDA, MITSUB / L4 / 2.6L / 156 SOHC 8V [(G54B, G54BT)]
Good to know
- Warranty terms: 12 month or 12,000 mile warranty whichever comes first. Warranty must be requested by the original purchaser and is limited to the replacement of the alleged defective part(s) only.
Tip: Check clearances with plastigage or a micrometer, and use assembly lube on every bearing.

DNJ engine bearings for the Chrysler, Dodge, Mazda, Mitsubishi and Plymouth: what to know
Worn bearings cause knocking and low oil pressure, and they are always replaced in a rebuild.
Fitment notes
- Listed for: 1981–1989 Chrysler, Dodge, Mazda, Mitsubishi and Plymouth.
- Model years: 1981–1989. If your year sits at the edge of the range, check the details above.
- Engine: match the engine size and code to your vehicle; the same model often came with several engines.
- Specs, lead time and warranty come from DNJ and can change. The details above this guide are the latest we have.
Not sure it fits? Message us your vehicle details and we'll double-check fitment before you buy.
Ask about fitmentWhat else to plan for
- Oil pump. Often replaced together.
- Gasket set. The engine comes apart for bearings.
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