Replacement Main Bearing for Cummins ® B/ISB/QSB Applications 6B/6BT – 0.500

What’s Included

1 x Main Bearing Set .50mm – 4955861

Fits Application: Cummins ISB / QSB

Details:

SET,Main Bearing(.020in/.50mm)
Includes Upper Main Bearings (6)
Upper Thrust Bearing (1)
Lower Main Bearings (6)
Lower Thrust Bearing (1)

Product Description:

OE Replacements: 172007, 4955861

Cross References:

Application & Fitment

• Engine Make: Cummins
• Engine Model / Application: B/ISB/QSB

Confirm the original part number and engine identification before ordering. Where applicable, also verify serial-number range, production year, piston style, bearing size or other configuration notes shown in the product information.

Part Numbers & Cross References

• Interstate-McBee Reference: M-4955861

Need Help Confirming Fitment?

Use the engine model, serial number and original part number when checking compatibility. For kits and sets, review the complete component breakdown above before ordering because contents can vary by engine configuration.