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  1. L

    temp gauge question

    Ok, so if I ground it and it takes it all way over , what does that get me? Gauge is good?
  2. L

    temp gauge question

    So my temp gauge stopped working. I have tried another old gauge , didn't work. Changed sender, didn't work, so finally used my head and used voltmeter. I have 12v at the sender, so ruled that out, took gauge off and can't get 12v at any of the terminals that gauge plugs into. So, should I...
  3. L

    What spark plugs do you run?

    Anybody tried those fancy iridium plugs?
  4. L

    What spark plugs do you run?

    Ok , so what about the depth of the plug inside of cylinder, does it make any difference?
  5. L

    What spark plugs do you run?

    Just curious here, what spark plugs to run. Right now I have Autolites in. Reason I ask too is because I also have a set of Accel that I bought for it , but the part that is inside the head ( dont know what to call it ) is longer on the Autolites . Like it is further into cylinder, but both seem...
  6. L

    tbi to carb wiring ?

    Sorry , clicked before I put in comment
  7. L

    tbi to carb wiring ?

    I couldn't be happier. It runs great now. Swap was really simple too.
  8. L

    tbi to carb wiring ?

  9. L

    tbi to carb wiring ?

    Yes, pump is still in tank , just not hooked up, seems to pull trough sender just fine
  10. L

    tbi to carb wiring ?

    Ok, just wanted to update on this in case anyone doing same thing. I completely unplugged ECM, tapped into the large pink ign wire coming out of firewall and ran to distributor, then tapped into the white wire going to wipers for choke. Running a mechanical pump with a return line, ( yes the...
  11. L

    tbi to carb wiring ?

    Ok, so alternator wire ok, not using electric fuel pump, have mechanical with return line, what about where to rob 12v wires for distr. and choke?
  12. L

    tbi to carb wiring ?

    Ok, I know a lot of people have an opinion on this swap and thats fine, to each his own. Now, what I need to know about is from anyone that has completed this swap. I have couple questions on the wiring. First , will anything need to be still plugged into the computer or can I just unplug it...
  13. L

    lowering shackle install

    Thanks for help, armed with this information, knocked it out and got shackle on in about an hour and half, thanks again
  14. L

    lowering shackle install

    Cool, I thought about cutting it out but wasnt sure, thanks everyone
  15. L

    lowering shackle install

    So, I am in the middle of installing lowering shackles on the rear of my 87 GMC . But I don't see how they will fit. There is a brace running above the shackle and the leaf spring will not go any higher without hitting it. I know I am doing something wrong here, just don't know what. Anyone...
  16. L

    Temp sensor

    so my temp sensor stopped working, which sensor goes to gauge, on front of intake ir the one in the head? Its an 87 with 305
  17. L

    87 iac question again

    Been a while since I had time to fool with truck but the last thing I did after having stalling and bad idle problems on a new rebuild was to replace iac. So, here is where I am at, after replacing with new ACDelco IAC , it starts, idles real high for a while, then finally settles down, runs...
  18. L

    aftermarket gauges

    Anyone put aftermarket gauges in stock bezel? If so, how . Or is there a bezel you can buy that accepts aftermarket gauges? Thanks
  19. L

    IAC question

    Hi everyone, I haven't had much time to work on the 87 in a while , but where I left off before on another thread was, I had rebuilt motor and replaced all sensors, fuel tanks, pumps ,etc . Anyway, my question is about the IAC valve , mainly, what is supposed to happen with the pintle when you...
  20. L

    Body moldings

    Truck is painted, looking to put new body moldings down side. I have seen the flexible molding like on it originally on ebay fairly cheap. Also looking at a kit from LMC trucks that is stainless for like $140. Anyone ever used the kit from LMC? Pictures? Thanks
  21. L

    87 starts and runs, then dies

    Gotcha brother
  22. L

    87 starts and runs, then dies

    I'll check it this weekend. I know I have checked it at the sensor connection and its getting correct voltage, unless something is loose somewhere and loses connection , who knows, thanks.
  23. L

    87 starts and runs, then dies

    Yes, does it normally take some time for it to adjust to a new part?
  24. L

    87 starts and runs, then dies

    Another day another update. Went out today and started truck up, ran just fine . Idled good, stumbled one time, picked right back up, pulled it around yard and driveway some( no insurance ot tag yet so didnt get on road) , it behaved fine. I dont get it. Will it act up everytime you replace one...
  25. L

    87 starts and runs, then dies

    Man do I like working on a carbureted engine. Ok, so an update on this problem. Had truck running really well, then started acting up, getting an intermittent code 34 again. Took new MAP sensor back, got another, truck running great. Got a new ACDELCO TPS since hadn't changed it out. Truck...

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