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  1. 74propu

    sniper efi anybody

  2. 74propu

    1996 ecm in a 1980 short bed

    Ok here is the question . did the ecm in a1996 5.7 2500 2 wheel drive have vats the key was all brass no chip . I just want to get it started.
  3. 74propu

    95 tbi 454 in a 86 c10

    I put a 95 454 tbi in my 86 c10. For the last 6 mo I have been trying to get it to run right. It will start right up but when it idles it hunts from 300 to 1100 rpm's . When you put it in gear it die's if you tap the gas it will stay running . When you drive it it will miss and chug till it gets...
  4. 74propu

    wanted long bed c10

    I am looking for a long wheel base c10 body in good shape . Do not need eng or trans . Retiring the 74 short body c10 do to frame and cab issue that is non repairable . willing to traval to pick up a good body thanks for any help my brothers give
  5. 74propu

    egr valve wiring diagram

    I need a little help on my 86 it has a 1995 454 tbi with a 4l80 e trans when I got the standalone harness it was a egr delete .Now I cant find anyone that can delete the egr out of the ecm and chip so I am going to put the egr back in it .I found a 1995 3500 in the pap and pulled the harness for...
  6. 74propu

    headers b/b c10

    Where I live has put in speed bumps and I can't get my 86 out . I hit the headers on the speed bumps . I know there is a set of car headers that fits our trucks I just can't remember what headers it is ??? I have a big block in it and need to tuck them up in the frame more then the truck headers do
  7. 74propu

    code 43 knock sensor

    I have a 95 454tbi with a 4l80e 17 bolt pan . I have a code 43 knock sensor ground, open , short to + . I have changed the ecm , knock sensor read out the blue wire from k/s to the ecm no ground found . the wire has continuity from the sensor plug to the ecm .The blue wire at the ecm pin has 2...
  8. 74propu

    oil pump fail

    yesterday I started my 454 and it lost all oil presser after start shut down and pulled valve cover had oil every where pulled oil sender had oil running out of block . so did the oil pump just stop working all at once?? ordered a new oil pump and pickup (hi volume) I will drop the pan tomorrow...
  9. 74propu

    tbi not spraying now

    fixed the wiring to the fuel tanks and pumps injectors was spraying but the distributor was 180 out re stabbed it and it fired right up then shut off no spray at injectors checked to see if I was getting fuel to the tbi and it is but nothing coming out of the return line back to the tank what...
  10. 74propu

    aztec cooling fans in a 86 square

    well I made a mounting adaptor to mount a Aztec hd cooling fans and shroud on my heavy duty diesel radiator made out of 18gauge sheet metal cut the top and bottom to 32in and bent to L brackets on the picnic table with a 2x4 clamped to it then cut the sides to 15 in and bent to L brackets...
  11. 74propu

    oil presser gauge wire

    I cant find the oil presser gauge wire in my 86 c10 .it has been cut off and I cant find it in the wire harness under the hood . can ant one tell me what color the wire should be ???? thanks
  12. 74propu

    suburban rear bumper

    will a rear bumper and brackets off a suburban fit on the back of a c-10
  13. 74propu

    sway bar mounts

    dose any body have the 2 sway bar brackets that are riveted to the frame on the front of the frame
  14. 74propu

    big block compressor brackets

    I need a set of r-4 a/c compressor brackets for the driver side of a big block with a long water pump . or if there is someone that knows of a bracket that will work let me know . I just don't want to change everything up and have a 508 compressor and lines on it I am trying to keep it all GM...
  15. 74propu

    1986 roll over oil switch

    in 1986 did chevy put a roll over oil switch in c10 the v 6 I pulled out had 2 oil psi sensors in it 1 has one green wire to it the other has 3 wires to it pink ,blue hard wired into the harness the other is green and has a conector on it where dose that wire go it was not hooked up when I...
  16. 74propu

    1991 wiring harness

    I am looking for a wiring harness for a 90-91 with a 454 efi and 4l80 trans . I am putting it in my 86 lwb so I will need the ecu along with harness .if any one has or knows where there is a wiring harness I will pay you for your time to pull it out and ship to me in beleview fl 34420 .PLEASE...
  17. 74propu

    who lives in houston tx

    I am looking for a right side passenger square dually fender have a friend working in Houston this week till just befor X-mas that can bring it back to Florida with him will paypal you for the finder and your time cant find one here please help if you can thank you
  18. 74propu

    1991 suburbun transmission any one know what came in them

    I found this on craig's listand all that have for trans info is that info tag and a number in the case add is 91 suburban 454 and transmission make offer still in truck . I offered $ 500 would like to know if it is a th400 700r4 /4l60 or a 4l80 trans http://ocala.craigslist.org/pts/5334847152.html
  19. 74propu

    4l80 swap in to my 1986 c10

    I want to swap out my th375 for a 4l80 transmission . I can find the 4l80 around here for around $300 but I have been in every pap and can not find a transmission control unit any where if any one has one or if you find one and the wiring harness I will bye it and pay the shipping for them (...
  20. 74propu

    wanted dually bed

    looking for a square dually bed in south Ga north Fl if it needs body work that is ok if you see one in a junk yard get me the number I can call thank you all my square brothers
  21. 74propu

    1974 heater air flow

    I have the factory heater with new motor and heater core all new seals no leaks the motor runs all the time on low and the air flow sucks . is there any way of upgrading the heater motor or fan to get better air flow???and by the way I have a dealer ad on air in it help
  22. 74propu

    window switch color code

    i have power windows in my 74 I put in and just 1 set of switches I know dk blue and brown is pass side and blue white stripe and tan is driver side and pink is hot but wth is the black wire and where in the hell do it go:whymewhyme:

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