Forum: LSX Truck Conversions

I am almost done my 5.3/4l80e swap into my 89 chevy. One of the last things i a drive shaft. Here's the issue. The yoke on the tranny is a...

My beater is 91 sonoma longbed. My question is strictly major component replacement requirements to my chassis. The body is ignorable as this frame...

ok i have every thing ready for the swap wiring everything. i'm using the ls1 accesories. my question is both v6 and v8 ac compressors have the high...

Hello, I am trying to figure out which air filter system to use on my 71 chevy truck. I put the 5.3 in it. I could use a 99 & up air box and make up...

Hey all, I'm new to this forum and looking for some help. I recently swapped out my 5.3L for a 6.0L in my 2003 silverado 1500. I basically did a...

Where/how do you all mount the ECM/PCM? Is there a bracket available for under hood mounting?

I need some help guys. I am trying to put this dude in my truck and I got the stock mounts to work with the LS adapter. the problem I have is...

Guys, I have my harness and everything all complete but, I have one ground wire behind the engine that I am not sure where it goes, cant remember or...

Reworking my harness and have a couple questions. The engine is an 02 lq4. Its going in an 86 chevy truck backed by a th400 non lock up transmission....

do i have to bleed the coolant system on my 5.3 in a 78 c10 ???

So Im New To This But I Think I Get It. 6.o In Half-ton Pickup Equals Ear To Ear Grin. Now I've Read Some Material That Looks Like The Swap From...

hi guys well i'm getting ready to drop in my LSX in my 2004 chevy so my question is will my stock fuel pump will deliver enough fuel to my engine and...

I have to shut the truck off and turn it back on to get the dbw to work.Here is what I have. A 1970 c10,2005 lq9, 2005 4l60e, Programed computer for...

Alright guiys just as the title reads i just recently installed a ls6 intake and a 226/226 112+2 cam. I finished the installation last night at about...

Can anyone tell me the difference between an 07 5.3 tahoe shortblock and a 05 gto LS2 shortblock I need to know if the reluctor and knock sensors...

i have a 84 chevy truck with the 5.3 4l60e swap. the truck runs fine but when i put it in gear it dies. i pulled codes and got p0740 and p0785. im...

Hello folks, I put a new alum/plastic radiator in my 71 chevy c20. the radiator has provisions for the 99 &up recovery tank. I have all the stuff....

Hey I have a 2006 GMC 1500 with a 5.3L. I have been looked around on the internet on how to make a little more power and found that I should do an...

Hey guys which flexplate do i use to run a th400 to a 5.3. I have a flexplate from a 2001 silverado. i think it is dished. Or do i need a flat...