This Clevite A-Series main bearing set is for the Ford Modular engine family. It is a standard-size main bearing set sold as a kit that covers the engine's main journals.
Specifications:
- Type: Main bearing set (kit), A-Series
- Size: standard
- Engine: Ford Modular
- Sold as: set (kit)
- Part number: MS2259A (also listed as MS-2259A)
Engine Application: Ford Modular engine family.
FAQ
What engine does the Clevite MS2259A fit?
It fits the Ford Modular engine family. Confirm against your engine before ordering.
Is this a complete set, and how many do I need?
It is sold as a main bearing set (kit) that covers the engine's main journals, so one set is used per engine. Confirm the contents against your engine before ordering.
What size are these bearings?
They are standard size. Confirm your crankshaft main journal sizing before ordering if the crankshaft has been ground undersize.

