Replacement Valve Spring for Cummins ® B/ISB/QSB Applications 4B/6B OEM Cross References: 3900276

Product Details

1 x Valve Spring Both – 3900276

Fits Application: Cummins 4B / 6B / ISB Series

Details: Valve Spring 2 Valve Head 1.32in O.D. x 0.94in I.D. x 0.192in Wire Diameter 2.23in Approx. Free Length 6.5 Coils (6 Active) Ends Ground Square and Flat Right Hand Helix Direction

OE Replacements: 192054, 3900276

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: 3900276
• Interstate-McBee Reference: M-3900276

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.