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  1. jfkelley

    Shock Question

    I have a 1976 short wide bed K 10 four-wheel-drive Scottsdale with 4” lift .. my shocks are totally destroyed… What is everyone using their lifted trucks… Thanks in advance
  2. jfkelley

    LS Swap P0171 Code Bank 1 too lean HELP

    LM7 / 4L60e / NP241C / LSXceleration Stage 2.1 Cam 218/227 .523/.523 HR112+3, Delphi GM LS7 Lifters & Lifter Guides , LS6/LS3 Valve Spring, Brand new O2 sensors, just drive it home from Tuners.. I keep getting bank 1 too lean and then it runs like crap like it goes into limp mode No Throttle...
  3. jfkelley

    P0171 Code Bank 1 lean “HELP”

    LM7 / 4L60e / NP241C / LSXceleration Stage 2.1 Cam 218/227 .523/.523 HR112+3, Delphi GM LS7 Lifters & Lifter Guides , LS6/LS3 Valve Spring, Brand new O2 sensors, just drive it home from Tuners.. I keep getting bank 1 too lean and then it runs like crap no Throttle response have to disconnect...
  4. jfkelley

    Transmission issue 4L60e

    1977 K10 4x4 , LM7/4L60e/ NP241c ..Received a call from my tuner..The transmission was acting really odd. It would go for a bit then go into neutral and not move forward or back. Topped fluid off before tuning. Not sure if we have a sensor miscommunication or what. Going to scan it today and...
  5. jfkelley

    Oil pan leak rear of engine

    :emotions122: I have an 1977 K10 4X4 with an 2003 lm7 / 4l60e/NP241C ...I have a leak on the driver side oil pan the very last bolt ...The weird thing is it only leaks when I turn the truck off ..While its running no leak on the ground ..I changed the cam sensor thinking it was truly the...
  6. jfkelley

    B1 S1 Trim / B2 S2 Trim #’s ???

    I did a Swap into my 1977 High Sierra 4WD with an 2006 LM7 ..can anyone tell me what these numbers mean ? I know the temperature but what the other two mean ..I googled the interweb and not a clear answer ..Hoping for some insight here ..Thanks in advance
  7. jfkelley

    Door swap Question

    I have an 76K10 and the doors are in pretty bad shape ..Will 86 C20 doors fit ? Thanks in advance
  8. jfkelley

    Opinions Needed on Square Body Gauges LS Swap

    I’m finishing up my 1976 K10 4x4 5.3/4L60e swap ..I purchased an 1990 Suburban Electric Speedo Instrument Cluster Assembly but the printed circuit on the back is trashed & no one offers a repo where the accessory plug goes into a lot of the fingers are missing ..Really wanted to make the factory...
  9. jfkelley

    Fuel pump wiring issue LS Swap

    Guys need some guidance..I have an 1976 K10 4x4 with 5.3 /4L60e with stand alone harness ..I have power to everything except my fuel pump wire coming out of the harness ..I can get it running with the wire straight from the in tank fuel pump to the battery ..I ohmed the relays everything...
  10. jfkelley

    Question about exhaust 5.3 LS Swap

    I have an 1976 Chevrolet Scottsdale K10 , 5.3 / 4L60e / NP241C with 2015 Camaro stock manifolds ..My question is what Pipe can I scavenge from Salvage yard for my set up from exhaust flanges back ? Thanks in advance !
  11. jfkelley

    Need Help with Cab firewall wiring junction box

    1976 K10 Scottsdale ..I need help with where all the wires go that's on my firewall junction box .I spend alot of time out on the road covering three states and for some reason thought I would be able to remember where they went when it come time for reaasemblej ..When I did my engine swap I...
  12. jfkelley

    1991 electric suburban Speedometer into a 77 K10 square ls swap

    Hello All !..I have searched and searched the internet for my answer & I find myself coming back to this forum looking for help and its been very helpful ....Can anyone show me how to repin a 91 suburban speedometer to work on my 77 Chevrolet for my VSS . I did a LS engine swap from a 2003...
  13. jfkelley

    Bulkhead wiring ..HELP ..1976 K10

    I’m almost finished with my LS swap 5.3/4L 60 E/NP 241.. on the Internet there’s several videos, stating how to wire your bulkhead into the existing harness… But my bulkhead harness has a wire missing..The first picture is my wiring harness. The second one is one that’s floating around on the...
  14. jfkelley

    LS Swap 5.3 Exhaust Question

    Im close to completing the 5.3 / 4L60e LS swap on my GM 76 K10 four-wheel-drive… Im using the stock truck exhaust manifolds and they fit between the frame rails but very tight ..Someone told me to use 2010-2015 Camaro manifolds ..Can someone confirm this ? Thanks in Advance
  15. jfkelley

    What color is the wire for the fuel gauge?

    I have a 76 K10 I'm doing an LS swap in it came stock from factory with dual tanks..Im going to one tank with electric fuel pump inside the 87 TBI tank on the drivers side I want to use the factory wiring so I can run the factory fuel gauge ..My question is can someone tell me what color is...
  16. jfkelley

    4L60e Torque Converter in a Bind

    Before I mate the transmission to the engine I filled the TC up with ATF..I put the torque converter on turned it until it three times until I heard three clunks ..I have no idea how it got in a bind but between installing it on the engine and putting the engine in it binded up ..Put break over...
  17. jfkelley

    LS Swap Engine crossmember clearance issues

    I swapped an LS 5.3 into my GM K10 4x4 and as you can see it’s pretty much sitting on the crossmember..Anyone have any suggestions how to raise the engine or modify the crossmember
  18. jfkelley

    A/C System Help!!!

    have an 1976 K10 Scottsdale 4X4, The A/C has been retrofitted it blows Semi Cold when Idling , But if I give it gas while sitting still the blower speeds up and blows cold, Also when you drive it you can hear it start blowing harder and its gets cold..A/C has been charged , All Ducts been...
  19. jfkelley

    Replacing 1976 TH350 ..Need Advice

    Newbie Here ..The transmission in my 1976 K10 4x4, TH350 NP203 has went out ..I purchased an rebuilt 1985 K Series Blazer TH350 long shaft Transmission , Installed the Transmission, went to attach the NP203 Transfer case and it would not fit ..Do I need an adapter to make this work ? Thanks In...

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