454 Vortec To Tbi Conversion, 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. And it's possible to get 15 mpgs if you're on stock tires, and are empty, while driving it nicely. However, they can be improved. Kit includes new or remanufactured 2″ throttle How difficult would it be to swap in a Vortec 454 from a TBI 350? Have a whole donor truck with trans ECU and everything The carb conversion is complete and up and running. Having owned both a 454 TBI and 350 TBI, I suggest you stick with the small block. Parts I used in this Small Block & Big Block Chevy Specific - 454 TBI Vortec conversion - Instead of rebuilding the factory 454 TBI heads i think it would be better to swap out to a set of used Vortec heads. . After alot of tuning on the tbi system and fuel mileage and power increases I swapped i got my tune from brian harris, only thing is he doesnt tune for the 454 tbi unit with 80lb injectors on the vortec to tbi conversion but i got the tune and ran the 454 tbi anyways, In other 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. Start with a potential intake manifold or adapter, get a carburetor, Are there any advantages to taking a 454 Vortec and using a different intake to use a TBI set up? I have read where some have taken the vortec engine and turned it into a TBI set C3 Tech/Performance - TBI Conversion for my 454? - I would like to convert my 454 to fuel injection. I recommend upgrading to the 1996 Vortec 155lph fuel pump which This is my 94 Chevy K3500 dually with a 121,000 miles on the Gen 5 454. Learn more A walk through of frequently asked questions concerning the swap. Recommended 350 TBI modifications 1. I found an old thread on the ThirdGen forum mentioning Another TBI motor found in trucks was the 7. The TBI motor also We would like to show you a description here but the site won’t allow us. So far I've tracked As Tom said, you'd have to swap everything from the vortec truck. I found an old thread on the ThirdGen forum mentioning Just buy a Vortec to carb intake, and slap an adapter plate on it. 4 liter 454 TBI. First I start with a new Fuel pump, STOCK 75lph TBI fuel pump will only support about 230hp before the fuel pressure While it works fine for stock applications, the fact is that General Motors' Throttle Body Injection (TBI) system is a nightmare for modified engines. For converting GM and other carbureted, large displacement engines to TBI fuel injection, using GM electronics. My 350 is just as quick as the 454 and delivers more than double the fuel economy. I'll go over what I did and how I did it. Also how hard is it to make a gen 5 454 run like a gen 6. 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. After messing with my brothers 1992 454 TBI dually truck and now my 1991 TBI 454SS, I am going to say, I am not a big fan of the 91-95 GEN V big block engine. I was looking at the Holley commander and the Audio tracks for some languages were automatically generated. thanks for watching and commenting and liking the videos #obs # TBI 454 to Vortec 454 Swap Jump to Latest 8. more You'll need several parts to make a carburetor work in your TBI vehicle. 1K views 1 reply 2 participants last post by axisT6 Oct 6, 2009 tim_zr2 Discussion starter In this video I go over what issues I ran into when swapping a 96-98 Vortec 350 into a 1989 Chevy truck, this goes for 88-95 tbi trucks. I would like to hear from anyone who has done this. i got my tune from brian harris, only thing is he doesnt tune for the 454 tbi unit with 80lb injectors on the vortec to tbi conversion but i got the tune and ran the 454 tbi anyways, In other I figured a 454 swap might be easier than a LS as they came in these trucks for the SS, 2500s, and 3500s. Though it is possible to replace the injectors and throttle I am trying to see if i can use all my old parts from my 350 vortec motor and put it on a 93 350 tbi and convert it to a vortec? Will accessory brackets fit? Will intake manifold fit? 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 is a #obs #chevy #shop In this video I chase alot of squirrels and end up converting a TBI throttle body truck to carburetor. Swap fuel pump for a 96 Vortec unit Swap injectors to a set for a 93 TBI 454 but keep the 30# regulator spring Clearance the air horns on the TBI unit, rebuild at the same time . I did the same setup, and ended up using a Snapon scanner to read O2 milivolts and did a "hoosier" tune based on Looking to get rid of my tbi and go with a carbureted setup for my 1992 k2500 bbc. I'm trying to gather a checklist for what i need. This was a big block engine but its throttle body can be implemented onto your small block set-up.
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