Engine swap

[Outlawborn]

I want to swap out my 1993 Silverado gen 1 with iron heads to the later 1995 gen 1 with vortec heads. does anyone know if I have to modify or change the computer? Im hoping I can just plug all original connections to just turn key And go.

 

[GoToGuy]

1995 v8 is last conventional heads, throttle body injection. The Vortec started with 1996 in V8 engines. And introduced OBD 2 1996 onward. Yes in calif and playing the smog game.

 

[Outlawborn]

So I noticed summit sells a chevy performance intake that bolts right on the vortec heads and am able to use existing tbi set up. Still unsure if computer will have to be modified?

 

[PlayingWithTBI]

So I noticed summit sells a chevy performance intake that bolts right on the vortec heads and am able to use existing tbi set up. Still unsure if computer will have to be modified?

Did you look at the price of that manifold - ouch!? You can probably get away with your 93's PCM but, it'll be better to get a tune for better performance and MPGs. YMMV

 

[Erik the Awful]

How to Put a Vortec Motor in a TBI Truck

"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. So, what does it take? Head and Intake Differences: The Vortec manifold has eight bolts, two on each corner, drilled...

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