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92 TBI 454 runs like garbage

Discussion in 'Gasoline Engines' started by Oledirtypearl86, Dec 11, 2019.

  1. Oledirtypearl86

    Oledirtypearl86 Full Access Member

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    Had a buddy drop off a tbib454 it runs like it's out of fuel any ideas
     
  2. hce

    hce So can i.... Supporting Member

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    Change fuel filter. Check fuel pressures, should be about 13, and a special inline adapter is needed for this. If not fuel filter suspect fuel pump. Coworker just went through this.
     
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  3. Oledirtypearl86

    Oledirtypearl86 Full Access Member

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    Yeah did filter and pump and regulator it's showing min 14 psi
     
  4. Oledirtypearl86

    Oledirtypearl86 Full Access Member

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    Figured it out the egr was weak and would vacume test ok but when driving it it would suck I open so I blocked it off and runs great
     
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