Forum: LSX Truck Conversions

I have a 1999 OBS Silverado 1500 which had a Vortec 5.7 and Im about 6.0 swap it and just about ready to drop in the new motor. Im using Trans Dapt...

Ok to make a long story short I just got my 5.3 swap into my 92 obs running. The only problem is that I cant figure out why the fuel pump stays on...

Hi I've just finished doing ls1 swap in my 98 c1500 i have some issues 1- Speedo and rpm not working 2-reverse light not working

I just finished my swap and got it running. I'm using Schoenfeld headers and was wondering how you guys did your exhaust systems. I need to retain a...

Can the stock ecm from a 94 short box be removed when doing a LS swap? Or is there some functions its needed for? Thanks

I been lurking here for awhile and I have finally decided to introduce my project truck. the truck is a 1986 GMC Sierra Classic 4x4. The truck has a...

What kind of wire would I need to buy to build my own harness, and where would I find it? The one I have is a mess and want to clean up the engine by...

So in my swap I'm keeping the 6L and 4l80 out of the donor. That being the case where would the Drk grn/wht VSS out wire go to? Also there was four...

New to this sight. I have read several of the post and I might have missed one about using the tank selector valve with the higher pressure pumps in...

Hi Guys I'm swapping a 02 LQ4 into a 94 RCSB with a 4.3 and 4l60. I plan on using the LQ4 and 4L80 trans. I'm going through the harnesses and...

Hey fellas Im in the final stages of my 5.3 swap into my 97 chev suburban. I ordered a psi conversions stand alone wiring harness Where is a...

OK. So I had a '96 ECSB that I liked, and my son had a '90 SCSB that he liked. He lives about 500mi away from me at the moment and there was a wind...

anybody with alldata have a gauge cluster pinout for a 1986 suburban 2 wd thanks

Hey guys this is my first post here but I am a forum shark amd have read up quite a bit. Truck is a 92 c1500 ext cab that originally had a 350/700r4....

I have a 2006 1500 shortbed 2wd. It currently has a 4.8 and i want to build a 6.0 to put in it. Will the current wiring harness work on the 6.0?...

Have asked this question on other forums but no luck. I have an 06 5.3L that is gong into my 1990 OBS. I want to keep the 5 speed and was wondering...

Hello All! I have an LS6 intake on my LS1 transplant and am scratching my head to this extra barbed nipple poking out from behind the TB on the...