water injection on an airhead.

Discussion in 'Airheads' started by ontic, Nov 26, 2011.

  1. Lornce

    Lornce Lost In Place

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    Sounds a little more sophisticated than anything we've seen around here.

    Does 27lbs of boost pressure assume 0 for atmosphere or do you begin counting at 14.7lbs?

    :scratch
    #21
  2. Airhead Wrangler

    Airhead Wrangler Long timer

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    In my experience, boost is gauge pressure, not absolute.
    #22
  3. crampfan

    crampfan Banned

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    0 on the gauge is atmospheric pressure at sea level
    #23