5.3 vortec swap question

1) rebuild your engine's upper end without AFM parts. New cam, lifters and lifter trays and you should be good to go. You don't need to rebuild/ ...

You would need the ECU from the engine you are taking, your current ECU is not compatible at all with the LS engines, as far as I know.

The kit from Collins adapters is about $600-650, trans are in the $500 range and then you'll need a t56 bellhousing and slave. Plus ls flywheel ...

Welcome to the forum. I'm sure you can get all your swap questions answered here. One thing to take note of is that the 5.3 truck pan hangs very ...

its replacing the stock 305 in my 86 c10 Silverado. I have several questions and any help is greatly ... Engine Swaps (Gas) LS, Vortec, LT1 , etc.

I agree, 383 or 396 small block is a lot more fun to daily drive than a 6.0L with similar peak hp. Even at nearly 7,000 lbs, with a 4L85E and ...

If both engines are cable throttle or both are electric throttle , the intake swap is NOT necessary. You dont need the 6.0 PCM, it will need to ...

1 - yes, you need mounts that move it forwards. plus, the 5.3 is a gen3/4 so you'll need the LS mount pattern. 2 - depends on how you use it and ...

It's my first LS swap, so I've got a bunch of questions. What bolt holes should I use to pick up the engine with a chain? Will I need any ...

5.3 vortec swap ... Hey guys, i'm contemplating swapping a junkyard 5.3 into my zr2 blazer with auto trans maybe this tax season depending on how ...

See if you can find a engine transmission combo that both the 350 and "LS" series used the same transmission. That would mean they built a ...

LTX and LSX - 5.3L Vortec truck motor swap - So I can get a 5.3L Vortec motor out a 2000 Z71 for pretty cheap, I know I'll need new front ...

You can buy running driving 4x4 Silverado with the 5.3 for 1500 or less here all day. He's asking way too much. A magnum swap would be ...

They are expensive. If you are going with the more modern lsx engine and it's superior pcm, it would be foolish to step back to obd1 computer ...

I am not sure this is the right group for this question, but there were no engine specific threads. I am looking to buy a 5.3 engine out of ...

Has anybody ever done a 5.3 vortec swap in one of these trucks? I have a 2003 supercrew 2wd 4.6 that has some top end noise that is gonna ...

Im swapping a 5.3 vortec and 4l60e into my cj8. Wondering the best mounts and adaptors to go with and any advise to help with the swap is ...

... 5.3 silverado vortec into my colorado. I know it would fit with mods but I want to know how much of a problem I'm actually looking at. How ...

They will mate up to the t56 but since they never came stock with one you have to source it seperatly and then they are generally mated to a 5.7 ...

It's very doable, but does require some custom fabrication. There are engine swap motor mounts, thanks to the F100 crowd using our frames. Once ...