Proper Compression #'s???

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  • Rabbi
    • Jun 2005
    • 110
    #1

    Proper Compression #'s???

    what is the proper compression on the 3.4L DOHC?

    gonna check for compression tommarow, Just curious as to what the compression spec's should be?

    Thanks
    Tags: None
    • bszopi
      Site Coder
      • Apr 2000
      • 9189
      #2
      Usually anything above 150 is ok. You want the numbers to be within 10% between all cylinders. So if your lowest cylinder was 150psi, then you shouldn't have any cylinder higher than 165psi.
      -Brad-
      89 Mustang : Future 60V6 Power

      Follow the build -> http://www.3x00swap.com/index.php?page=mustang-blog

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        • RedZMonte
          • Feb 2004
          • 1378
          #3
          cool, thanks man!
          Shane "RedZMonte"
          2004 Corvette Z06 Commemorative Edition -VIRGIN
          1995 Monte Carlo Z34 14.38@101mph, 331hp/355tq
          -Turbonetics T04E Super 60 Turbo, 2.5" Borla Catback, OBDII, 42.5# Injectors
          2004 Subaru WRX STI -Lightly Modded (SOLD)
          1994 Lumina Z34 -VIRGIN (SOLD)
          1992 Lumina Z34-VIRGIN (RIP)
          1992 L67 Lumina Z34 (SOLD)
          1990 Turbo Grand Prix (SOLD)

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            • gpse3400
              • Oct 2003
              • 1460
              #4
              they should run about 170-190 psi
              Lorenzo
              '11 DODGE Challenger R/ T Classic 57M6 Green with Envy "Giant Green Squid"
              '92 PONTIAC Grand Prix SE 34TDCM5 "Red Lobster"

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