Forum: LSX Truck Conversions

I have two wires coming from the lq4 pcm that both are labeled as vss, one is green/white and one is yellow/black. And from the c100 connector there...

Okay so i just got this 97 4x4 Tahoe that has the 5.7 Vortech motor in it with 243xxx on it. i was going to get a 06 Silverado Crew Cab Z71 but got...

Is this for pcv or something? Ok I can't upload a pic for some reason. It is a "nipple" right behind the injector fuel line. There is a tube...

Hey I have the white engine speed signal wire from the new pcm, but can't figure out where the instrument panel tachometer signal wire is. Does...

I have an 02 silverado harness and am doing an lq4 swap into my 98 c1500. There are I think 3 wires for the a/c they are a/c request, a/c high...

im swapin a 06 trailblazer ss intake with my stock 02 silverado intake. i need to know if the 06 injectors will fit in my stock 02 fuel rails and i...

Hey guys. I have a 2001 Z71 5.3 Auto right now. Looking to swap a L92 into the truck. What parts are needed for the swap? Any specific years of...

Any one have any thoughts? Exactly as the title says long tube headers for a 5.3L this is going into an 87 SWB truck so maybe a block hugger would...

i just bought a 6.0 lq4. i found a set of 5.3 heads from a 2000 silverado on craigslist. the owner says there is roughly 47k on them and he is only...

I have searched and read for a week. some use the pace setters for the f body, some have tried doug thorley headers, some do the s&p headers. I...

I will post as much pictures as possible, but this project will probably take a little larger getting everything ready for the swap. I am new to...

Hey guys, I just bought an ls1 from HPE a couple of weeks back. Im going to ditch the 4.8 and put the ls1 in its place. I also got a deal on some...

I've got the wires for cam position sensor, crank position but there is one for CMP, what is that and where does it belong? thanks alot. This...

I just purchased a good running 2001 6.0 for my 2001 Silverado w/4.8. I drive this truck 5 days a week 80 miles round trip to work. My question is...

I am reworking a 2001 harness for my lq4 swap into my 98 c1500. Now I am following the instructions on lt1swap for the harness and it show what...

what all is needed for the swap? will i need the fbody accessory brackets or will the truck brackets work? are the throttle bodies the same?...

i just bought a 99-2000 6.0 liter from a chevy 2500 hd. i believe it is gen 3. i have been thinking about swapping 2002 z06 intake on it and maybe...

I have some questions needed to be answered;…… 1- Do I need spacer between the trans 700r4 and 6.0 engine to bolt? 2- Do I need to change the...

I have about 500 miles on a newly rebuild Chevy 5.3 engine. I have all emissions removed and using an o2 about 10 or so inches past each header. No...

I've got a 98 chevy c1500 4.3L and am doing a lq4 swap. I want to put cruise in it and need to find out what i need. I seen the cruise box on the...