Forum: LSX Truck Conversions

I am looking into doing a 6.0 swap into my 99 sierra. The motor is from an 03 denali, it is an lq4 with 136xxx miles. I would be getting the motor,...

I was wondering if you know anyone who makes an adapter to plug the 99 5.3 trans plug-in to the 97 4l60e plug.:chevy:

I have a 1970 gmc (shortbed) with a lq4, gm hot cam and a pair of 1 3/4 stepped headres, everything else is stock, turbo 400, 9in with 3.50gears and...

I am looking into doing the lq9 or lq4 swap. with a 4l80e trans. I have a laundry list of parts and was wondering if anyone could fill in the parts...

So here's the deal, I modified my harness using LT1swap.com instructions, but I wanted to see if anyone has had this issue. If I key on, everything...

I have found a 2003 6L from a 1500HD 4wd truck to replace a 4.3L in a 2000 2wd truck. Just wondering if the frame and motor mounts would be...

I have a 92 F/S originally a 4.3 5 speed truck. i have put a 6.0 in it and got an adaptor from street and performance for the oil pressure and water...

Hey guys, Well this weekend we are officially going to be doing the physical swap. Starting out in the morning by pulling the old motor and...

Hello all I am new here and have been readin all evenin. My 97 Centurion 4x4 has a vortec 350 which is a POS and I have a 99 5.3 sittin on the engine...

HI ALL, I am currently swapping a 2000 Trans Am LS1 into my 95 Silverado RCLB, (400k on original motor and tranny) my question is : Do I use the...

I'm collecting parts for the swap and I'm about to buy a wrecked truck I found. Has anybody ever swapped the fuel pump from a NBS to a tbi OBS? ...

Not sure if its worth it so figured Id ask on here, got a chance to buy a 2000 6 liter for $700. the motor is complete. worth it?

i have a 98 w/t 1500 and gonna swap in a lq4 pretty soon. I am getting the ecm and harness out of a 2005 silverado, all accessories. What would I...

has anyone had any issues with getting their OBS shift linkage to connect to a gen 3 or gen 4 4l60e? My trans mount is in the factory hole on the...

I've been doing a bunch of reading here and I know what I need to physically get the engine in there and hooked up but what are some of the little...

I was trying to wire in the 4low signal into the gen 3 ecm but since my truck is a 92 I cant seem to find the original wire in my trucks harness. My...

a friend of mine has a low mile long block lt4. most of my knowledge is on ls motors but i can get this motor for almost free. im just wondering if i...

Like the title says I am looking for some measurements for the PCM and TAC box. I don't have my engine/harness yet but am trying to find mounting...

Anybody tried this? I've got an 03 Z71 with a 6.0 @.30 over and a mild Isky Cam ...We had LS1 heads with LS6 springs until we lost the valves on...