Hercules Engines

Some articles on engine, engines:

Bristol Hercules - Design and Development
... was two-fold to provide optimum intake and exhaust gas flow in a two-row radial engine, improving its volumetric efficiency and to allow higher compression ... Also, as combustion chambers of sleeve-valve engines are uncluttered by valves, especially the hot exhaust valves, being comparatively smooth they allow engines to work with lower octane number ... Aircraft development in the era was so rapid that both engines quickly ended up at the low-power end of the military market and, in order to deliver larger engines, Bristol ...

Famous quotes containing the words engines and/or hercules:

    America is like one of those old-fashioned six-cylinder truck engines that can be missing two sparkplugs and have a broken flywheel and have a crankshaft that’s 5000 millimeters off fitting properly, and two bad ball-bearings, and still runs. We’re in that kind of situation. We can have substantial parts of the population committing suicide, and still run and look fairly good.
    Thomas McGuane (b. 1939)

    How many cowards, whose hearts are all as false
    As stairs of sand, wear yet upon their chins
    The beards of Hercules and frowning Mars,
    Who, inward searched, have livers white as milk!
    William Shakespeare (1564–1616)