College

Which of the following parts is least likely to be included in the valve train?

A. Camshaft
B. Piston
C. Rocker arms
D. Pushrods

Answer :

Final answer:

The least likely part to be included in the valve train is the piston, which functions separately in the combustion chamber. The valve train primarily consists of the camshaft, rocker arms, and pushrods, responsible for operating the engine's valves. While each component plays an important role, the piston is not involved in valve operation.


Explanation:

Understanding the Valve Train


The valve train is a critical component of an engine, responsible for controlling the intake and exhaust valves. It includes several parts that work together to operate the engine efficiently. The main components of a valve train generally include:



  • Camshaft - This part controls the timing of the valve openings and closings. It is integral to how the engine breathes.

  • Rocker Arms - These are used to transfer the motion from the camshaft to the valves, allowing the valves to open and close.

  • Pushrods - In engines with pushrod design, these rods transfer motion from the camshaft to the rocker arms.


On the other hand, the Piston is not part of the valve train. It is located in the combustion chamber and primarily functions to convert the energy generated from combustion into mechanical work. While the piston plays a crucial role in the engine's operation, it does not participate in the opening and closing of the valves, which is the primary function of the valve train.


Conclusion


Thus, the part that is LEAST-Likely to be included in the valve train is the Piston.


Learn more about Valve Train Components here:

https://brainly.com/question/42565405