A Valve Job Increases Compression, but It Also Increases ____

question 23

Multiple Choice

A valve job increases compression, but it also increases ____, which can cause more oil to be sucked past the worn piston rings into the combustion chamber.

• A)engine vacuum
• B)engine knock
• C)oil wash
• D)piston slap

---

Definitions:

Public Participation

The involvement of citizens in decision-making processes, typically regarding policies or projects that affect their community or environment.

Bird Populations

The number of individual birds within a specific species, locality, or habitat.

Passenger Pigeon

A species of bird that was once abundant in North America but became extinct in the early 20th century due to overhunting and habitat destruction.

Extinct

A term describing a species that no longer exists anywhere on Earth.