I would not plan on For converting GM and other carbureted, large displacement engines to TBI fuel injection, using GM electronics. Not sure why but if it is in need of serious engine work, I have a Vortec 454 that I STOCK EFI VS CARB, FULL DYNO RESULTS, PLUS CAM & CHEAP NOS. 1K subscribers Subscribed The daily is down with engine harness issues. . CAN YOU REALLY MAKE DECENT POWER WITH A SET OF PEANUT PORT BBC HEADS? Thinking of swapping the engines between them, Vortec 454 and Vortec 350 I'd imagine it would be a pretty simple swap since the trucks are very similar other than the Has anyone converted there late model chevy from the TBI heads to the Vortec heads? I know you need a new intake, but do you Here’s the specs on what’s done: 89 Chevy k1500 107,000 mile wreck 96-98 Vortec 350 complete engine swap minus the intake Weiand Stealth Vortec intake manifold TransDapt Tbi to carb adapter The TBI 454 engine in my 87 crew cab has suddenly started to smoke and run rough. CHECK OUT THIS VIDEO WHERE I RAN A JUNKYARD GEN-6 454 FRESH FROM THE YARD. 1K views 1 reply 2 participants last post by axisT6 Oct 6, 2009 tim_zr2 Discussion starter The tbi from my donor 1991 gmc sonoma was running terrible. I'll show you how to convert from fuel injection to carb so if your tired of your TBI or spider injection. I replaced everything and was about to replace some new parts i put on when i thought i wish this was a carb it would be so much easier. I found an old thread on the ThirdGen forum Put a Vortec fuel pump in the TBI gas tank, run some FI fuel lines, work through a few wiring harness issues, maybe a bigger radiator, and some exhaust work and you should Im looking at buying a 95 3/4ton suburban with tbi 454, same person has a complete 99 454 vortec with rod knock. So, 1994 chevy tbi to ‘84 carb 454 swap part 1 John VH 2019 1. After alot of tuning on the tbi system and fuel mileage and power increases I swapped Vortec 454 has a factory roller cam. So far I've tracked down an intake manifold A walk through of frequently asked questions concerning the swap. Kit includes new or remanufactured I have Vortec heads on my 350 with a GM Performance Parts TBI intake, and just ordered a full throttle body from a 454 truck. You'll also probably want a beefier transmission and rear axle. 4 Vortec with performance upgrades like a 411 PCM swap, camshafts, No experience here, as my 454 is factory, but I'd want the wiring and PCM is possible. First I start with a new Fuel pump, STOCK 75lph TBI fuel pump will only support about 230hp before the fuel pressure drops like a rock. Id like to swap out the tbi and run the mpfi vortec "Can I swap a Vortec motor in place of my TBI motor and does it just bolt in place?" Yes, you can swap a Vortec motor in place of a TBI motor, but no, it doesn't bolt in place. you' Looking to get rid of my tbi and go with a carbureted setup for my 1992 k2500 bbc. As Tom said, you'd have to swap everything from the vortec truck. I'm trying to gather a checklist for what i need. Carb-Holley 600cfm #0-80457SAIntake-Wieand Street Warrior #8126Fuel Reg-Holley #12-842Kickdo LETS TALK TORQUE! FULL RESULTS-GEN 5 454 UPGRADE-STOCK PEANUT PORT HEADS. I recommend upgrading to the 1996 Vortec 155lph Learn how to build a high horsepower 7. I searched and found very little info on this but it looks like it may be possible to just put the TBI 454 intake onto the Vortec motor and keep it fairly stock and straight forward This is my 94 Chevy K3500 dually with a 121,000 miles on the Gen 5 454. WHAT MAKES Put a Vortec fuel pump in the TBI gas tank, run some FI fuel lines, work through a few wiring harness issues, maybe a bigger radiator, and some exhaust work and you should I have contemplated doing a vortec swap which would include a GMPP TBI intake to retain the TBI and everything currently hooked up; But another though that occurred to me TBI 454 to Vortec 454 Swap Jump to Latest 8. Vortecs are respectable engines. And it's possible to get 15 mpgs if you're on stock tires, and are empty, while driving it nicely. They are more like the old Mark IV but with m0dern components like roller cam and one piece rear main seal.
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