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Interstate-McBee
Valve Stem Seal | Cummins 6B /4B Engine | 3921640 | Cummins B, ISB & QSB
$2.81
In Stock
Replacement Valve Stem Seal for Cummins ® B/ISB/QSB Applications OEM Cross References: 3921640 Superseded/Alternate Numbers: M-3901097 Product Details 1 x Valve Stem Seal -?3921640 ? Fits?Application:?Cummins 2 Valve Head ISB4 / 4B / 6B / ISB / QSB Series ? Details: Valve Stem SealIntake and Exhaust0.290in Valve Seal I.D. x 0.450in Guide Install Diameter x […]
SKU:
HDK-M-3921640Brand:
Interstate McbeeReplacement Valve Stem Seal for Cummins ® B/ISB/QSB Applications OEM Cross References: 3921640 Superseded/Alternate Numbers: M-3901097
Product Details
1 x Valve Stem Seal -?3921640
?
Fits?Application:?Cummins 2 Valve Head ISB4 / 4B / 6B / ISB / QSB Series
?
Details:
Valve Stem Seal
Intake and Exhaust
0.290in Valve Seal I.D. x 0.450in Guide Install Diameter x 0.500in Height
7.37mm Valve Seal I.D. x 11.40mm Guide Install Diameter x 12.70mm Height
Red Viton
70 Durometer
?
OE Replacements:?192005,?3921640,?3901097,?3921639
?
Cross References:
| CUMMINS | 3901097 |
| CUMMINS | 3921640 |
| CUMMINS | 3921639 |
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: 3921640
- Alternate / Superseded: M-3901097
- Interstate-McBee Reference: M-3921640
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.
| Weight | 0.01 lbs |
|---|---|
| Dimensions | 3 × 4 × 0.5 in |
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