answersLogoWhite

0

During the power or combustion stage of a piston cycle, both valves are necessarily closed, because the expansion of gases is driving the piston down.

User Avatar

Wiki User

15y ago

What else can I help you with?

Related Questions

What is the correct position of the intake valve and the exhaust valve during most of the power stage in a four-cycle engine?

Closed


The position of the intake and exhaust valves during most of the power stage in a four-cycle gas engine?

Closed


What position of the intake and exhaust valves during most of the power stage in a four-cycle gas engine?

Closed


What is the position of the intake and exhaust valves during most of the power stage in a four cycle gas engine?

They are closed during the power stage.


What statement correctly describes the position of the intake and exhaust valves during most of the power stage in a four-cycle gas engine?

Both the intake and the exhaust valve are closed.


What describes the position of intake and exhaust valves during the most powerful stage in a four-cycle gas engine?

-intake: exhaust closed, intake open -compression: exhaust closed, intake closed -combustion: exhaust closed, intake closed -exhaust: exhaust open, intake closed


Which of the follwing statement correctly describes the position of the litake and exhaust valves during most of the power stage in a four cycle gas engine?

Closed


What is the correct sequence in 4 cycle engine?

Intake,compression,combustion,exhaust.


How can you tell a Harley has an exhaust leak?

The engine may backfire excessively. You may also smell a strong exhaust odor in the riding position. In worst cases, it can cause the engine to run lean.


Why is your Ford Explorer engine loud during acceleration?

Possible exhaust leak


Deadly amounts of carbon monoxide can be released from which of the following?

inboard gas engine exhaust


What is a camshafts?

A straight, gear-driven shaft that contains lobes used to operate the intake and exhaust valves of a reciprocating engine. The camshaft is geared to the crankshaft in such a way that valves close and open at the correct time relative to the position of the piston in the cylinders.