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  1. #1
    rxp747's Avatar
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    What fuel pressure do I run on the rise/rate?

    I have a 04 rxp with a mark underwood modified Sc, rr cam, 50 lb injectors ect. What is a safe fuel pressure to run??


  2. #2
    rxp747's Avatar
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    Modified b-kit Sc that is. 16 Pds roughly

  3. #3
    home of the dislexic fingers breon's Avatar
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    totally depends on the rest of the set up ecu ect..but usually 58..then let it rise ..but at that lever you must.monitor af.

  4. #4
    dnielsen's Avatar
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    58 is exactly where I would start. Do as breon said and monitor your AFRs.

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