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    Thread: air fuel blues!

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    1. #1
      Join Date
      Mar 2007
      Posts
      97
      No test run tonight, but I did accomplish some things. Needle and seat are clean and floats are adjusted correctly. Fuel pressure with hat off is 6 psi. New 5.5 power valve is installed. Tommorrow (Saturday) morning I will lock out the distributor and probably run it 28 degrees total timing. I will post what I get then. Im also going to install new spark plugs after the first run and gap them around .028. Im going to cross my NGK plugs I have to a AC delco. The plugs I have now are black and fouled I bet. they are R5671A-7 or R5671.

      Holley HP EFI, Procharged D1SC, 383 Dart Little M block and forged internals. 15.5 psi on E85! Chromoly Fab 9 rear end with Strange Pro Iron center diff, 3.89's and a Chomoly 4 point roll bar. Yes, its still a 4 speed car!


    2. #2
      Join Date
      Mar 2007
      Posts
      97
      I took it and tested it Saturday and popped the the new power valve on the first run. I locked out the distributor and I think it sneezed through the carb too fast because the timing was to high at that low of rpm when I punched it. Anyways Im to the point where I could block of the primary power valve and try to keep tuning it and washing my engine bores out. Or just get a pro built carb. Time for storage because of the winter up here in MN. Im really leaning on the idea of going with CSU or C and S. Ill just put an order in a month or two before spring. Then I will discuss timing issues at that time.Thats my update.
      Holley HP EFI, Procharged D1SC, 383 Dart Little M block and forged internals. 15.5 psi on E85! Chromoly Fab 9 rear end with Strange Pro Iron center diff, 3.89's and a Chomoly 4 point roll bar. Yes, its still a 4 speed car!




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