The 4004556 Camshaft is a premium replacement part for Cummins M11, ISM11, and QSM11 engines (cross-references 4022816, 3087856, 3097267). Precision-ground for accurate valve timing, it enhances engine power, efficiency, and durability, making it ideal for complete engine rebuilds.
Supersedes:4022816 3087856 3097267
