camshaft

• Arbre rotatif d'un moteur sur lequel sont fixées des cames, servant à commander l'ouverture et la fermeture des soupapes.

A rotating shaft in an engine to which cams are attached, used to control the opening and closing of valves.

1. Engine componentC1formaltechnical

   A rotating shaft in an engine that has cams attached to it, which control the opening and closing of valves.

   Arbre à cames

   • The camshaft is a critical part of the internal combustion engine.
   • Mechanics replaced the worn camshaft to restore engine performance.
   • The camshaft's lobes push the valves open at precise moments.