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This is a Valve Spring Retainer for Cummins 4B3.9 engines.
This item is a new replacement part shipped with a 12-month warranty.
Do not hesitate to call us at 888.687.0539 if you have any questions about this item. As always, your satisfaction is guaranteed!
VALVE LOCK - 4BT / 6BT
$0.41
ROCKER LEVER - B SERIES (EXHAUST)
$24.61
PUSH ROD - 4B3.9 / 6B5.9 / ISB / ISD
$9.38
ROCKER LEVER - QSB5.9 (INTAKE)
$20.47
