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  1. C

    oil pressure switch

    you seem to know your away around these tbi’s this is off topic but whenever i crank it up it spits black smoke and misfires real bad almost sounds like i have a big cam. It goes away after a few seconds and runs normal with the exception of misfiring a little and running rich. Dude i’ve...
  2. C

    oil pressure switch

    Ah alright thank you. So basically neither could really affect how the motor runs unless the fuel pump relay fails?
  3. C

    oil pressure switch

    Hey what exactly does the oil pressure switch do on the 87 tbi 350’s. Im hearing that it goes to the computer some people says it controls the choke. What y’all think?
  4. C

    87 v10 cranks then dies

    No i do not have a scan tool it’s obd1 there pretty expensive and hard to find. someone also ripped out the check engine light.
  5. C

    87 v10 cranks then dies

    It’s really weird it’s like flooding it’s self out but then levels out and runs perfect besides like a little stumble at idle every once and a while.
  6. C

    87 v10 cranks then dies

    The cts did go out on me but it’s already been replaced. egr valve is new and also i cannot seem to find any vaccum leaks. the iac is also new. i rebuilt the fuel pressure regulator too. I honestly do not know how to monitor the manifolds vaccum. what is a good way of doing it? i am assuming a...
  7. C

    87 v10 cranks then dies

    Okay so i have a 1987 chevy v10. Whenever i crank it up it will spit black smoke and misfire real bad and barely idle then after a few seconds it goes away and runs completely normal. I have replaced almost every sensor throttle bodies been cleaned new injectors, new iac, distributor is new and...

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