Recent content by brettinator

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    Tuning for a rich 305ci sbc

    Hey yall, The update is: I moved the MAP sensor to the LH vacuum port in the front and capped the rear fitting. The only reason i didn't use the RH barb is bc EGR is connected and the line is too short to reach any other than the one it's on. Finished up my driveway cat back exhaust today as...
  2. B

    Tuning for a rich 305ci sbc

    Excellent. Thank you
  3. B

    Tuning for a rich 305ci sbc

    Edit: posted this before i saw your response Thank you and i definitely will move it in the morning [Heres further confirmation that the MAP sensor needs to go on a different manifold vacuum port than stock. Helps to read! Who would have thought]
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    Tuning for a rich 305ci sbc

    The EBL flash from dynamicefi? I will get more familiar. I appreciate this sentiment and would like to correct whatever issue is underlying. I ordered a retrofit heated o2 sensor today to replace the factory one. I will move the MAP to the front vacuum port like l31maxexpress suggested.
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    Tuning for a rich 305ci sbc

    Thank yall. Keep in mind this is my first project if I sound ignorant (I am). I did reinstall the original o2 sensor in a new bung in the LT header reducer. I have a new one coming but had not heard about a heated sensor before. I suppose the truth is I don't know it's rich, but was inferring...
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    Tuning for a rich 305ci sbc

    Hey all, I have a 1988 c1500 305ci with long tube headers, a k&n intake, and a holley 670 cfm tbi throttle body. (Also have a new fuel pump). It is running rich and I have read that folks have that issue with the holley throttle body. I would love recs for a tuner, module or a convenient way...
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