5309255 valve cover gasket can interchange with 4899226, 4897569 and 5681470, compatible with Cummins ISB, QSB, B5.9, B4.5, B6.7, QSB3.3, ISBE and ISD6.7 engines. Premium compression-resistant gasket material maintains good elasticity under fluctuating operating heat. It blocks oil leaks and dust intrusion into rocker chambers, making it widely used in top-end engine overhaul assignments.
Supersedes:4899226 4897569 5681470
