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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...
- ROCKSTAR
- Thread
- Dec 22, 2023
- #k3500 454 4wd 7.4l vortec crew cab
- Replies: 4
- Forum: Engine Performance + Maintenance
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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...
- ROCKSTAR
- Thread
- Oct 20, 2023
- #chevy #k3500 7.4l vortec crewcab help long bed
- Replies: 5
- Forum: Engine Performance + Maintenance
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Radiator Fluid Drain

So... Where do I get rid of coolant at? Or where is an appropriate place to dispose of it?
- ROCKSTAR
- Thread
- Mar 3, 2023
- Replies: 9
- Forum: Engine Performance + Maintenance
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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...
- ROCKSTAR
- Thread
- Feb 18, 2023
- 454 vortech 7.4l vortec crew cab engine gmt400 upgrades horsepower k3500 performance tuning upgrade
- Replies: 43
- Forum: Engine Performance + Maintenance