Gmt 400 ls swap.

I used this truck as a daily driver for a year and a half and I fell in love with the truck as some people do. But now the truck sits in my driveway because of a few problems like Brakes, Transmission, Engine. I have done some research and decided to swap the old 4.3 for ls style truck motor. and I would like some info on doing the swap.

Gmt 400 ls swap. Things To Know About Gmt 400 ls swap.

Flex-a-lite has great products. I just installed one of their syclone fans in my truck, as well as the controller unit from Flex-a-lite as well. Works great, and moves a ton of air, and the controller gives you the option of choosing what temperature the fan turns on at. Oct 17, 2015. #4.Ultimate GMT400 LS Swap Guide. I. Development and Design of the GMT400 A. Background and Origins. In the early 1980s, the truck market was rapidly …Ls swap headers . Any recommendations on long tubes for my 95 k1500 lq4 swap? Will gmt800 long tube fit? comments sorted by Best Top New Controversial Q&A Add a Comment Jester1614 • Additional comment actions. Truck will ...Reaction score. 32. In my opinion before pulling the 350, mark all your wires. You will reuse the temp sender and oil sender for the gauges. Also need the wire down to the starter. My harness is a modified stock LS harness, and it is stand alone. I'm still figuring out how to get my speedometer to work.

1 flexplate spacer-GM p/n 12563532. Use these parts.6 of these longer flexplate bolts GM p/n 12563533. And a flat flexplate 12621399. If you want to install a GEN 1, GEN 1E or GEN 2 engine (TBI 305/350, Vortec 305/350, LT1 350 iron/alum heads and 4.3 L99 V8) on a newer LS style 4l60e, 4l65e,4l70e, use 1 of this kit.Older OBS to LS wire harness setup. I have. A 1994 c1500 w/t that had the old 4.3 in it. I have the 5.3 dropped I with my 4L60 behind it. The guy from LT1 swap.com already did the pcm reprogrammig. Now for the harness !! I have trimmed it down like he stated in the lt1swap.com website.

6.0 ls swapped 95c1500. Thread starter nhyrum; Start date Oct 14, 2023; ... The LS engines use the same style of Saginaw pump that the GMT400's came with, factory lines should work just fine (I didn't do hydroboost, so can't confirm that part).

25. Reaction score. 14. Location. 32735. I'm swapping a new motor into my 98 k1500 as the stock 5.7 Vortec started knocking right after I was done putting a new tranny in and I'm at a crossroads. I have access to two motors. One is an aluminum block 5.3 …Mar 23, 2022 ... LS Swap Do's & Don'ts on a Chevy K1500 - Truck Tech S6, E5. POWERNATION ... 1996-00 OBS GMT400 Gen3 LS Swap Information. LT1SWAP.COM•110K views.All gauges work just like factory. Customer must ship the C/K harness and the LS harness from the engine there swapping. If you don't have the LS harness I can add all new …Pretty sure the Trans crossmember should line up in the factory holes since the 700 and 60E have the same mount position. Factory 5.3 truck cooling hoses work with your 5.7 radiator. Maybe do away with the factory trans cooler in the radiator and run an external cooler. Ill try and think what else you might need.

Jan 3, 2024 · Reaction score. 335. Location. Michigan. To swap in the nv4500 you need the transfer case that was hooked to it. The one in your truck has a different input spline size. Going 6L look for a k2500 in the yards that was hooked to a 6.0 for the nv4500. For an LQ9 I think you are looking for Escalade or Denali donars.

Well its time for the old and leaky 350 to be pulled. I have most of my parts gathered up and ready to go, including but not limited to.... -2002 5.3L. -Dirty Dingo Motor mounts. -JEGs crankshaft spacer. -0411 PCM. -'05 truck fans. Motor will be pulled today and major engine bay cleaning will ensue. So far I'm still well under $1000 for the ...

Reaction score. 10. Location. Mississippi. Ok guys, I’ve looked threw all 298 pages on the maintenance manual for the wiring on a 92 and searched the inter webs. I know I’m just missing it but I’m labeling the wires I need to keep in the white plug harness that goes threw the firewall on the passenger side and mounts behind the glove box.Brad Pierson says the LS swap on his father’s 1995 Chevrolet C1500 was, for the most part, straightforward. One of Brad Pierson’s passions is performing LS swaps. We’re lucky in that the last few that he’s done he’s put in the extra time and effort to document these builds in both words and photos. Because of this, we’re able to ...Vortec 383 or LS swap for GMT400 Tow Pig/Daily Driver. The 305 in my '97 Sierra is going through more and more coolant. It's only a matter of time before the intake gaskets need to be replaced. Since it currently has 190k miles, I don't think it's worth getting that far without doing a rebuild.Texas. Had my 96 sierra ls swapped upgrades truck Norris nsr cam ls1 intake and fuel rails with 42 lb injectors. Running fine for about 5 miles then begins to sputter and run rough. Shop that did swap which was a zero miles swap engine rebuilt retuned engine but still running rough after about 5 miles . Mechanic states that exhaust is causing ...The 4.2L isn't much of a truck engine I think. A Cadillac 500 is just too much engine for me in this truck but maybe I'll build one some day. When I'm done with the trucks I'm getting my wife a '57 Chevy so a 500 with maybe 6 speed would be a nice setup. The 292 seems like a great idea but then I come back to the 6.0L idea.Eastern North Carolina. Cardinal rule of LS swaps. GET EVERYTHING! Get the harness, PCM, tach module, pedal if DBW that came with your motor. Get it all! I’m in the process of working through my first swap. Even with limited auto electrical experience, the concept should be doable. I ended up with a freshened up 5.3 with a cam/spring kit.

455. Location. Texas. I used a relay on my 90 with a 6.0/4L65E. Relay pin 30 to key hot source, 87A (NOT 87) to PCM C1 pin 33 TCC, 85 to ground, 86 to the brake light signal from the brake switch. This will give your PCM the TCC signal when the brake is released and remove the signal when the brakes are depressed.455. Location. Texas. I used a relay on my 90 with a 6.0/4L65E. Relay pin 30 to key hot source, 87A (NOT 87) to PCM C1 pin 33 TCC, 85 to ground, 86 to the brake light signal from the brake switch. This will give your PCM the TCC signal when the brake is released and remove the signal when the brakes are depressed.Aug 23, 2020 ... Check out my Turbo 400 with LS engine. NTD ... LS Swap Steps for OBS Chevy in 11 minutes! *v6 to v8 ... 1996-00 OBS GMT400 Gen3 LS Swap Information.Eastern North Carolina. Cardinal rule of LS swaps. GET EVERYTHING! Get the harness, PCM, tach module, pedal if DBW that came with your motor. Get it all! I’m in the process of working through my first swap. Even with limited auto electrical experience, the concept should be doable. I ended up with a freshened up 5.3 with a cam/spring kit.See All 25 Photos. The OBS label was assigned to the GMT400 once the GMT800 (model years 19992006) were introduced, and that generation is known as NBS, or "new body style." It should also be said ...Older OBS to LS wire harness setup. I have. A 1994 c1500 w/t that had the old 4.3 in it. I have the 5.3 dropped I with my 4L60 behind it. The guy from LT1 swap.com already did the pcm reprogrammig. Now for the harness !! I have trimmed it down like he stated in the lt1swap.com website.Eastern North Carolina. Cardinal rule of LS swaps. GET EVERYTHING! Get the harness, PCM, tach module, pedal if DBW that came with your motor. Get it all! I’m in the process of working through my first swap. Even with limited auto electrical experience, the concept should be doable. I ended up with a freshened up 5.3 with a cam/spring kit.

Auto Accessories Garage. Want to get the full potential out of your GMT 400 Truck? At Auto Accessories Garage we have all the top name brand accessories at rock bottom prices. Click or call 800.663.1570 to learn more! www.autoaccessoriesgarage.com.

Older OBS to LS wire harness setup. I have. A 1994 c1500 w/t that had the old 4.3 in it. I have the 5.3 dropped I with my 4L60 behind it. The guy from LT1 swap.com already did the pcm reprogrammig. Now for the harness !! I have trimmed it down like he stated in the lt1swap.com website.Reaction score. 32. In my opinion before pulling the 350, mark all your wires. You will reuse the temp sender and oil sender for the gauges. Also need the wire down to the starter. My harness is a modified stock LS harness, and it is stand alone. I'm still figuring out how to get my speedometer to work.I think the only year of the TH400 was the 1988 or 1988-1989 models. Your 1992 has a 700R4. I have no idea on what all is needed though. The 5.3L is an OBD-II engine, and if you can find a 4L60E that was originally paired to a 5.3L, if you swap over the computer and wiring harness, it might be a "bolt on" swap, since you are putting in a "matching" powertrain, and using the correct computer ... Misc. Items: $50. Total: $3,049. TECH ARTICLE LS Swap into 88-98 GM Truck We have always wanted to build a 88-98 sport truck, and with the popularity of these trucks coming back, now was the perfect time. At the moment, these trucks are relatively cheap to pick up, and can be found with full power, AC, tilt, etc. LS Adapter Plates; Motor Mount / Crossmember Combo Kits ; 73-91 Squarebody LS Swap KitSep 30, 2021 ... Part 11: Today, the 1991 Chevy OBS project truck gets a new fuel pump capable of supplying fuel to the 5.3 that will be going in soon.Jan 3, 2024 · Reaction score. 335. Location. Michigan. To swap in the nv4500 you need the transfer case that was hooked to it. The one in your truck has a different input spline size. Going 6L look for a k2500 in the yards that was hooked to a 6.0 for the nv4500. For an LQ9 I think you are looking for Escalade or Denali donars. The 5.3 are more plentiful and you can still get alot of power by a simple cam swap. Ls1truck.com and lt1swap.com is where I got my info from. Dirty Dingo slider mounts for about $100 is the way to go. LS motor and any trans will bolt together and drop in with no welding. Do the wire harness yourself and save a butt load of $$.

Reaction score. 29. Location. AB, Canada. There's a really great LS Swap GMT400 Facebook group called "LS Swapped 88-98 OBS Trucks/SUV". It's well worth checking out and tons of great information. For 400 RWHP, your best bet is always displacement or forced air. I would start with a 6.0 (LQ4 or LQ9).

Newbie. Hey guys I’m trying to finish up the wiring on my swap and I’ve run into an issue, the truck is a 96 1/2 ton 350 truck, the motor is a 2002 5.3 with 4l60. So Far I’ve been trying to fit everything into the 96 under hood fuse box, but right now I’m having to take all the pink wires from the c2 block and run them to ignition hot ...

I think transplanting into a regular GMT400 (non-3500HD) you'd have a hard time shoehorning an Allison in there unless you did trans tunnel surgery or had a body lift. It is correct though that these 2 years of HD's did offer the 8.1, it was either that or you got the 6.5TD. Only 2 engine options those years, no more 7.4.TECH ARTICLE. LS Swap into 88-98 GM Truck. We have always wanted to build a 88-98 sport truck, and with the popularity of these trucks coming back, now was the perfect …Accra, the vibrant capital city of Ghana, is a bustling hub of activity. Whether you are planning a business trip or a vacation to this West African gem, understanding the local ti...The 4.2L isn't much of a truck engine I think. A Cadillac 500 is just too much engine for me in this truck but maybe I'll build one some day. When I'm done with the trucks I'm getting my wife a '57 Chevy so a 500 with maybe 6 speed would be a nice setup. The 292 seems like a great idea but then I come back to the 6.0L idea. 1996-2000 OBS / GMT400 Gen3 LS Swap Info. Here I will go over a swap I completed on a 1998 C1500 pickup. It originally had a 4.3L Vortec and swapped to a 2005 5.3L LM7 with drive by wire. I will go over the way I did the harness integration to all factory functions on the 1998. AC, Cruise, all gauges, so on. West Bend dyno told us that the starting price is around $4,500 for a complete long block. Typically, the price will go up from there based on your needs. While the LS engines are relatively affordable, you’re not going to be able to build a reliable 1,000 horsepower engine for a few thousand dollars.3,236. Location. Georgia. Pretty much what frank said and the tach, speedo signal will come from the pcm. Get adapter for oil sending unit. And on coolant temp you can add a stock range sensor to pass side of ls or you can change the ls temp sensor for the f body 3 wire but it gauge is off 10ish degrees.6.2 ls swap. Thread starter Clutch1819; Start date May 13, 2019; Disclaimer: Links on this page pointing to Amazon, eBay and other sites may include affiliate code ...

Honestly, if you are a Facebook user, there's a great OBS LS swap group on there with tons of great info. For headers look at the Schoenfeld LS swap headers (PN# 1302LS1). They fit the best on OBS LS swaps in 2WD. Do NOT use the Speed Engineering headers, they say they work but they don't really on the 2WD, only the 4WD.25. Reaction score. 14. Location. 32735. I'm swapping a new motor into my 98 k1500 as the stock 5.7 Vortec started knocking right after I was done putting a new tranny in and I'm at a crossroads. I have access to two motors. One is an aluminum block 5.3 …In a lot of ways, the so-called “streaming wars” have reinvented the wheel, essentially swapping cable networks for network and studio platforms. The upside? It’s more a la carte t...Well I joined GMT 400 in Dec of 2013, newly divorced I did the one thing my X wouldn't let me do, BOUGHT A TRUCK! I bought a 215kmi 1997 Silverado 3dr. I've not had much trouble with it at all, now at 323kmi my poor horse is going lame on me and I'm going to have to put the motor down. It's time for an LS SWAP. I'll be posting updates as I get ...Instagram:https://instagram. twitter lisa boothe36 volt trolling motor wiringlyft 50 off promo codehow to get exp fast in fruit battlegrounds The 5.3 are more plentiful and you can still get alot of power by a simple cam swap. Ls1truck.com and lt1swap.com is where I got my info from. Dirty Dingo slider mounts for about $100 is the way to go. LS motor and any trans will bolt together and drop in with no welding. Do the wire harness yourself and save a butt load of $$. captain jack's restaurant tarpon springslmt buffer kit LS swap 5.3/4l80e/bw4401 4x4. NO START ISSUE!!! built the harness via instructions from lt1swap.com, pcm is hptuners with vats, egr, secondary o2's programmed out. new install, does crank over, fuel pump is pressuring up for 2 seconds then off, checked crank sensor, have voltage and AND ground, tested sensor it is working, checked voltage and ...Dec 27, 2012 · Black/white stripe is the ground, purple is the fuel sender wire to the guage, and the gray is the power supply. after tapping in my fuel pump relay to the gray wire, my guage didnt work. i snipped the black and white wire, and put a hoop connector on it, and grounded itnear one of the bolts for the pedal assembly. works fine now. hope that ... cheapest gas in conway ar Mar 23, 2022 ... LS Swap Do's & Don'ts on a Chevy K1500 - Truck Tech S6, E5. POWERNATION ... 1996-00 OBS GMT400 Gen3 LS Swap Information. LT1SWAP.COM•110K views.Honestly, if you are a Facebook user, there's a great OBS LS swap group on there with tons of great info. For headers look at the Schoenfeld LS swap headers (PN# 1302LS1). They fit the best on OBS LS swaps in 2WD. Do NOT use the Speed Engineering headers, they say they work but they don't really on the 2WD, only the 4WD.Auto Accessories Garage. Want to get the full potential out of your GMT 400 Truck? At Auto Accessories Garage we have all the top name brand accessories at rock bottom prices. Click or call 800.663.1570 to learn more! www.autoaccessoriesgarage.com.