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  1. saccyclone

    23-26 Inches of Vacuum Update

    1969 440 stock cam, stock intake and exhaust manifold, holly 850 vacuum secondary. Alright....i took three different vacuum gauges out to the car this am and came up with the following numbers: At idle: 20in first gauge / 21in second gauge / 19in third gauge At 2000 rpm: 21.5in / 23in / 20.5...
  3. saccyclone

    23-26 Inches of vacuum in E440----Whats up?????

    Ok, i just bought this 70 Sport Satellite a few months ago and found that someone had changed out the 383 for a E440 motor. They left the 727 trans in it. I replaced the Edelbrock carb with a new Holly 850 dual feed and vacuum secondaries. It has a cast iron 4 bbl manifold with these numbers...
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