What part of an automobile engine uses lobes to open and close intake and exhaust valves, and allows an air/fuel mixture

Question

Question: What part of an automobile engine uses lobes to open and close intake and exhaust valves, and allows an air/fuel mixture into the engine?

Options:

1.  Camshaft
2.  Piston
3.  Drive shaft
4.  Crankshaft

Answer 1

1. Camshaft

Camshaft was a part of an automobile engine that uses lobes to open and close intake and exhaust valves, and allows an air/fuel mixture into the engine.