1450163 Bearing 0.25Mm Fits Caterpillar Models
1450163 Bearing 0.25Mm Fits Caterpillar Models
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One New Aftermarket Replacement Main Bearing (0.25mm Undersize) for Caterpillar (Cat) Engines
This aftermarket replacement crankshaft main bearing is an undersize 0.25mm (no lubrication groove) half-shell bearing used during engine reconditioning when the crankshaft has been reground to the 0.25mm undersize specification. It is designed to restore proper main bearing clearance and protect crankshaft journal surfaces in Caterpillar diesel engines. Sold individually.
Specifications
- Type: Crankshaft Main Bearing
- Undersize: 0.25mm
- Lube Groove: None (no lubrication groove)
Compatible Engines
Caterpillar 3300 Series: 3304, 3304B, 3306, 3306B, 3306C, 3306 DI
Note: This is an undersize bearing intended for use with a reground crankshaft. Verify your crankshaft journal dimensions before ordering to confirm 0.25mm undersize is the correct specification for your engine rebuild.
Replaces Part Number(s):
1450163, 145-0163
Aftermarket Interchange Numbers
7C6971
New aftermarket replacement part - not remanufactured, not used.



