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  1. dynoguy

    Effect of gearing on dyno figures.

    horsepower is work done per time. moving a 33,000 pound weight up 1 ft in 1 minute is one hp. bringing the dyno up to speed is also work. your engine accelerates the drum of the dyno, with a known mass and a known intertia, to a measured speed in a measured time. I wouldn't think changing...
  2. dynoguy

    do you know the properties of these fuels?

    Hi All, for my curiosity, and upcoming job interviews, I am putting together a spreadsheet of the properties of fuels. Can anyone help with the: heat content, typical mixture, typical compression ratio, and density of: auto gasoline, diesel, methanol, nitromethane, and hydrogen? It's probably...
  3. dynoguy

    Nitromethane (10-20%) in methanol

    This is quite the setup you describe: three fuels of propane, methanol and nitro- AND a 15 psi turbo? There has to be an easier way to make 600 HP! Is this one of those bait questions to see who falls for it? (if so, you got me!) How about a 501 chevy crate motor with a WOT nitrous system...
  4. dynoguy

    What thermocouple type for EGT measurement ?

    The t/c's I've used for egt over the years have been the common type K's, which I think are good to 2000 F. One tip though, when you're setting up your data display, skip the decimal places, cuz they don't resolve that fine.

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