Expansion Chamber

On a two-stroke engine, an expansion chamber or tuned pipe is a tuned exhaust system used to enhance its power output by improving its volumetric efficiency

Read more about Expansion Chamber:  History, How It Works

Famous quotes containing the words expansion and/or chamber:

    “The fundamental steps of expansion that will open a person, over time, to the full flowering of his or her individuality are the same for both genders. But men and women are rarely in the same place struggling with the same questions at the same age.”
    —Gail Sheehy (20th century)

    “Another day. Deliberations are recessed
    In an iron-blue chamber of that afternoon
    On which we wore things and looked well at
    A slab of business rising behind the stars.”
    —John Ashbery (b. 1927)