24V High Torque Reduction Engine Starter Motor 4366046 for CUMMINS Engine Parts

High density pure copper armature outputs instant huge starting torque, realizing powerful startup without idling or hard start under frigid temperature and full heavy load.

Thick integrated cast aluminum shell owns strong rigidity to resist mine bump impact, built-in heat dissipation ducts keep low temperature rise after long continuous startup.

Fully sealed dustproof and waterproof solenoid switch blocks mud and grease ingress to avoid contact oxidation burnout and greatly extend service life.

Hardened drive gear after surface quenching owns high hardness to resist frequent meshing, no tooth collapse or abnormal meshing noise.