Genuine Cummins 3935449 Rocker Cover Bolt Seal
Genuine Cummins isolator rocker/tappet cover seal.
Used on Cummins 4B 3.9, 6B 5.9 and QSB engines
Genuine Cummins 3935449 Rocker Cover Bolt Seal
Genuine Cummins isolator rocker/tappet cover seal.
Used on Cummins 4B 3.9, 6B 5.9 and QSB engines