PRODUCT NOTES
Replaces old part numbers DS-3901178, DS-3912549, DS-3912550 and DS-3915707.
This is a Valve Stem Seal for Cummins 6CTA, ISC, and QSC engines.
This item is a new replacement part shipped with a 12-month warranty.
Call us at 888.687.0539 if you have any questions about this item.
As always, your satisfaction is guaranteed!