7.4l vortec

  1. 9

    96 k2500 7.4l build help

    I am building my 7.4l for my 96 burb (somewhat). I'm keeping the bottom end stock for now, my parts list contains adjustable double roller timing set, fitech intake, fluid damper, diy autotune ms3pro evo ecu, msd hall effect crank trigger, motion raceworks 102mm throttle body, jba shorty's, msd...
  2. R

    Fuel Pump and Sending Unit...HELP!!!

    Hello everyone, So I believe I need to replace my fuel pump. It takes a bit to start up (no problems cranking), and its a brand new engine. Its less than 10k miles, I ended up doing a new engine replacement. Anyways, for my expertise and knowledge; I will attempt to do this by myself. I might be...
  3. R

    Replacing Tailgate and other inquiries

    Does anyone know what years (of GMC/Chevy) I can replace my tailgate, and or most of my body parts? And if possible, other mechanical parts/ interior? 1998 Chevy K3500 7.4L Vortec, 454 big block Silverado Trim, Crew Cab P.S. Is this truly a bolt on exhaust? Do I really not have to do any...
  4. R

    More horsepower/ pick up

    Hello everyone, this is my first post. So please take it easy on me... Anyways, I'm tying to find someway to add horsepower to my truck. The engine unfortunately seized up and now I'll have to buy a new one. So, I looked into doing an LS swap; but according to several shops (one being a Chevy...
  5. OB1214

    Shaky Idle

    Hello all! Hope You are having a great day. I was hoping you guys could potentially help with a slight dilemma I have. I have a 1996 k3500 with a Vortec 454. Ever since I bought my truck back in August I've had a slight shake in my idle nothing serious just something that annoys me when I'm at a...
  6. 9

    New 98 one burban

    What’s up guys here’s my new 98 obs burban k2500 with the 7.4 4x4 with 257xxx original miles got allot of plans for it like a brush guard, new Leds all around, leveling kit, bigger tires . And what are some good shocks after the level kit cause on the highway doing 65-75 mph the whole dash...
  7. Papablunt

    1999 K2500 Suburban 7.4L

    I bought this Suburban from my Dad a couple years back (Nov '19), and I'm finally getting around to showing it some love. My pops lives in NC and I'm in CO, so we met 'half-way' in Omaha, NE to exchange. It was a wild ride heading back home between the heavy winds and sloppy rag joint, but it...
  8. D

    EGR Delete

    Hey all so I got new JBA long tube headers for my 98 GMC k2500 7.4l and I brought it into the shop and was told I would need an EGR Delete. Well I can’t for the life of me find anything for my 7.4l, I can find stuff for every other but none for mine. I’m wondering if any of you can either point...
  9. N

    Intake spacer

    Hello does any company make a intake spacer for a 7.4L vertec. Ik there’s one out there for a 5.7. But if anyone knows a company that does make a spacer for the intake let me know thanks.
  10. Thomas Augenstein

    7.4l Vortec Timing

    Truck had rough idle and misfire while driving and shifting issues. I moved the distributor counterclockwise as far as it would go. Ran a lot better, no more misfire and shifting nearly perfect. Got the car gauge pro app and a blue tooth adapter and checked the timing because I still have knock...

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