Replacement Valve Stem Seal for Cummins ® B/ISB/QSB Applications ISB/QSB – Gas & Diesel OEM Cross References: 3955394

Product Details

1 x?Valve Stem Seal – Exhaust – 3955394

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Fits?Application:?Cummins ISB / QSB Series

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Details:

Valve Stem Seal
Top Hat Style
0.240in Valve Seal I.D. x 0.488in Guide Install Diameter x 1.122in Spring Seat Diameter x 0.625in Height
6.100mm Valve Seal I.D. x 12.40mm Guide Install Diameter x 28.50mm Spring Seat Diameter x 15.90mm Height
Green Viton
70 Durometer

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OE Replacements:?192109,?3955394

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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

• OEM Cross Reference: 3955394
• Interstate-McBee Reference: M-3955394

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.