Gmt 400 ls swap

Written by Ageckrmg NughgwptLast edited on 2024-07-16
See All 25 Photos. The OBS label was assigned to the GMT400 once the.

Tape electrical tape (3M or better: throw away the generic stuff – it flakes off after a year and gets everything sticky) around the base of the two wires tightly. Fold the copper connection over onto the newly taped insulation, and tape over it carefully, tightly and repeatedly to make it waterproof.Sep 17, 2022 · 8. Reaction score. 4. Location. Georgia. I have a 1998 vortec 5.7 with a 4l60e i’ve been looking into a ls swap but i don’t even know where to start don’t have much mechanical experience or know what to get can someone tell me everything that’s needed i want to do it myself to learn location and names of things thanks. Sep 17, 2022. #2. 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.The original module will not help you at all, everything has changed with the swap. Ugh, looks like all be giving spankysrodshop a call. Cruise Control: Because I am running a Gen IV engine, the GM cruise control cannot be easily adapted (it's in the BCM, and not the ECM as with earlier LS series engines).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.I ls swap my 96 k2500 and using the 4L80E that was factory. I have a standalone harness. I just confused on how to wire the cruise up. Thank you. Built into the cruise module on the firewall. If you went with a DBC throttle body, only need to hook a VSS signal to it from the LS PCM to keep it working.I have done 4 ls swaps into gmt400's. 3 of them were into 1998 trucks. one was a 1994. there are various ways to do it. depending on the truck and the final outcome you are wanting. 2 of the 98's I left the original 5.7 vortec harnesses installed in the trucks and double sensored the ls engine so the dash gauges would work and the ls was stand alone but still controlled the 4l80e's in both ...Home. Forums. General and Off Topic. GMT400 Suburban with LS swap? redhat. Feb 17, 2022. redhat. Joined. Dec 7, 2012. Messages. 3,558. Feb 17, 2022. #1. I …8,005. Location. DFW, TX. Bluebell said: 97 c1500 5.7 to dbc 5.3. I've gathered all the swap parts and brackets, tried wrapping my mind around the wiring integration and all the box"s are checked except the ac. Some reason I'm struggling make sense of it. I will be reusing the 97 ac compressor. With ict brackets.If you want an improvement, I suggest the 8100 Vortec. If you can find one with the Van/GMT400 3500HD brackets it is actually an easier swap than the LS. It will bolt to your current motor mounts and exhaust manifolds as well as your current belt driven accessories bolt right on.Oct 20, 2017 · The easiest would be to get a bellhousing with an external Slave cylinder from an early nv4500. The NV4500 is also a hair longer than the nv3500 and you will either need to cut and paste your existing driveshafts or get driveshafts from a similar year/model from a gmt400. Oct 23, 2017. #3. Are you looking to give your vehicle a new lease on life? Perhaps you’re tired of its lackluster performance and want to unleash its true potential. Well, look no further than an e...A GMT400 LS swap is an excellent way to modernize your classic pickup, providing increased performance, fuel efficiency, and overall enjoyment. By following this comprehensive guide, you’ll have the knowledge and resources necessary to successfully perform your own LS swap and bring new life to your beloved Chevy GMT400 truck.M14 x 1.5 to 6AN - Found HERE. The Hot Rod fuel hose Return-Less LS swap kit, for a return-less system you will need 20ft of hose if mounting the corvette regulator/filter close to the tank. Longer lengths of braided AN PTFE hose are available if needed. You can chose both your hose and fitting colors with this kit.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 $$.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.Looking to do an LS Swap? PSI is Your Source For LSX Conversion Parts. PSI sells affordable, in stock, full tech support, plug and play standalone wiring . My Cart. Checkout. Customers also purchased. Subtotal. $0.00. Checkout. WIRING HARNESSES. LT1/LT4 (1992-96) GEN II; LS/VORTEC (24X) GEN III;ls 6.0 4l80e swap. Thread starter El chiwas; Start date Feb 1, 2022; Tags #engineswapinfo #6.0l96 #obschevy ls swap Disclaimer: Links on this page pointing to Amazon ...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.4. Location. 78962. I got my 98 silverado swapped with a lq9 that i built, and its running great. I followed Brendan step by step on lt1swap to strip both the ls & obs harness and then merge them. Using the obs fuse block and made my own stand alone relay/fuse block to power the LS harness. Mind you this method kept the fuel pump circuit ...Dec 2, 2009 · 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 ... LT1Swap.com was already mentioned, but as spoke of, has a ton of info for wiring your "LS" type engine. Your can do it with four fuses and tie into your harness. Yes, locate and re-use your temp and oil sensors for the dash as the donor engine has two locations for temp sensors. Leave the Temp sensor for you engine in place, but go to …I'm not a junk yard engine kinda guy. been burnt too many times. so I found a guy online and local to me that sold ls engines as swaps. no 6.0s but said he had a 5.3 and 2 4.8s. took off one day at lunch and heard the "5.3" engine run from a cold start and still in the donor truck. truck was a vin v truck so I knew it had a 4.8, guy swore he ...ls 6.0 4l80e swap. Thread starter El chiwas; Start date Feb 1, 2022; Tags #engineswapinfo #6.0l96 #obschevy ls swap Disclaimer: Links on this page pointing to Amazon ...So in my infinite wisdom, I am looking for driveshafts/yokes for my TH400 swap that is behind my LS swap. And while comparing prop shafts between my stock 1995 C1500 4L60E RCLB driveshaft(15004101), and the one for an 88 C2500 TH400 RCLB(12475006), I noticed the yokes are identical part numbers 12542963.1993 C1500 LS Swap. Thread starter 70CamaroRS; Start date Oct 30, 2016; Disclaimer: Links on this page pointing to Amazon, eBay and other sites may include affiliate code. If you click them and make a purchase, we may earn a small commission. Oct 30, 2016 #1 70CamaroRS Newbie. Joined Oct 2, 2016 Messages 698 k1500 5.7 emissions LS swap 02 5.3. Thread starter LCALDERA98; Start date Apr 20, 2024; Disclaimer: Links on this page pointing to Amazon, eBay and other sites may include affiliate code. If you click them and make a purchase, we may earn a small commission. 1; 2; Next. 1 of 2 Go to page. Go. Next Last. Apr 20, 2024 #1Dec 24, 2020 · Throwing in an engine and trans with over 300k into a truck I call OL Blacky. LQ4 4L80E NP241 swapped into a 1991 GMC K1500 pickup GMT 400. Process took one ... 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 ...Dec 1, 2020 ... Working on the new Drive By Wire Pedal. The 2005 DBW pedal that came with the engine DOES NOT FIT.I bought the 92 when I was 17, I'm 38 now, and they'll bury me in this truck. But it does need some love. She's all original and showing her age. When I priced out everything to rebuild, roller cam, ebl flash 2, throttle body stuff, etc.. to get her a little more pep you're spending as much as an LS swap. That's not even including new heads.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.LS Swap A/C Questions. Kiko_Jones; Mar 16, 2024; LSX + Carb Swaps; Replies 6 Views 553. Apr 6, 2024. L31MaxExpress. Share: Facebook X (Twitter) Reddit Pinterest ... I have a stock 5.3, with stock manifolds. I used about 4" of the OE exhaust off the manifold, for the flanges and O2 bungs. The rest is 2.5 pipe, curved pieces from the scrap bin at an exhaust shop, off a 2010 Camaro. The straight sections are from the parts store. Two Dynomax race bullets. 8. Reaction score. 4. Location. Georgia. I have a 1998 vortec 5.7 with a 4l60e i’ve been looking into a ls swap but i don’t even know where to start don’t have much mechanical experience or know what to get can someone tell me everything that’s needed i want to do it myself to learn location and names of things thanks. Sep 17, 2022. #2. I have a stock 5.3, with stock manifolds. I used about 4" of the OE exhaust off the manifold, for the flanges and O2 bungs. The rest is 2.5 pipe, curved pieces from the scrap bin at an exhaust shop, off a 2010 Camaro. The straight sections are from the parts store. Two Dynomax race bullets. I would just get a LS style 4L60E at a minimum. Personally I would ditch the 60E and get a 4L80E though. You could probably trade off the LS1 for an iron 6.0L too, which would work better for the swap. The truck accessories, intake and exhaust manifolds are an easier swap into a truck. Last edited: Jul 4, 2023.It's NOT just a plug-n-play swap. The '89 cars differ from the trucks in the way the VSS talks to the speedometer. Cars use a gear driven VSS, whereas trucks use a reluctor wheel and magnetic sensor (see pics at the bottom). The '89 truck speedometer uses an internal DRAC (speed buffer) to calculate gear ratio/tire size, not sure about the …A little about my back ground. I work at Motech in Las Vegas NV. We do LS Swaps in JK Jeeps. About a year ago we started doing the Gen V engines and I really believe in these engines. The engines make incredible power and torque. It make torque at very low RPM's which moves the heavy jeeps effortlessly. The 6L80e is still looked at like …The 4l80e bone stock will handle any abuse a stock 6.0 can throw at it. If not then L96 + 6Lxx tranny, the L96 and 6l90 will probably take more work to integrate, so it'll be more expensive. The 6l90 (or 80) would just be awesome in a gmt400. As long as they're tuned well they're supposed to be stout. May 29, 2020. #9.The other option is the E-rod which someone posted. The cheapest I have seen an LS3 e-rod is $9,100. The LT1 and LT4 are obviously much more. I know of someone who owned a shop that was doing the "gray area" smog checks that everyone seems to think is the way to go.Oct 4, 2015 · 518. Reaction score. 160. Location. Hampton, VA. Make the 6.0l standalone, and make the truck harness standalone. For the Ls harness just google Ls standalone harness, for the truck, you can just bundle up the wiring for the engine sensors and controls, or carefully trim out the stuff you don't need. I pulled the whole harness on my swap and ... 108K views 5 years ago. stripping out all the engine controls from the 1998 engine harness, and adapting it to connect to the LS Gen3 harness. Other information to …9. Location. Ky. So after trying bypass the fuel buffer module, it finally sunk in that the buffer converts the varying resistance/ground signal from fuel sender to a voltage signal, that goes to the gauge. So next step is remove cluster and figure out why the fuel gauge isn't grounded.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.12,801. Reaction score. 15,678. 2 things: 1) You don't NEED a different transfer case, you can just swap the input shaft and bearing to accommodate 32 spline. 2) Easy fix for the 4lo issue, did this to mine. Steal a system segment from a 6.0/4L80 4x4 truck and your 4lo will work without screwing with anything else.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.Hey, Looking to see what people have used in an LS swap DBW. I was going to use the stock pedal from the donor truck,but it has an 8 pin connector. I am using the Holley Terminator X max which has the 6 pin connector. The pedal Holley suggests is way too big. Has anyone used a certain pedal for the GMT400 .Alberta, Canada. L31MaxExpress said: The real question is why is an 8.1L/4L80E swap not more common. It is a much better truck engine than an absolutely gutless 6.0L or 5.3L. An 8.1L is on par with a 6.0L as for fuel mileage and has another ~200 ft/lbs of torque down at 2,000 rpm where you spend 95% of your time driving at.LS Swap A/C Questions. Kiko_Jones; Mar 16, 2024; LSX + Carb Swaps; Replies 6 Views 553. Apr 6, 2024. L31MaxExpress. Share: Facebook X (Twitter) Reddit Pinterest ...Alberta, Canada. L31MaxExpress said: The real question is why is an 8.1L/4L80E swap not more common. It is a much better truck engine than an absolutely gutless 6.0L or 5.3L. An 8.1L is on par with a 6.0L as for fuel mileage and has another ~200 ft/lbs of torque down at 2,000 rpm where you spend 95% of your time driving at.Fitting a classic car or hot rod with a newer LS or LT V8 engine poses many challenges, including a gauge cluster in most cases. While there are many different routes builders can take to solve ...Summer is here, and it’s time to swap out those closed-toe shoes for a pair of comfortable and stylish sandals. But with so many options available, how do you choose the right ones...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.Newbie. New to the forum, wanted to hopefully help others out as I searched forever trying to find if the speed engineering headers fit my ls swap before I bit the bullet and bought them and could not, ended up taking a chance and they fit almost perfectly, (drivers side was a little close to frame and had to tweak it inwards 1/8” maybe)A lot of people say to use the 1" set back motor mount adapter plates. I did, and ended up having to drill new holes for the trans cross member 1" behind my original holes. No big deal. Since the swap, I've swapped out my stock exhaust manifolds for the schoenfeld long tube headers for LS swaps into 88-98 pickups (1302LS1 i think is the …Nov 7, 2013 · How do I make my 89's check engine light work with LS swap? Sorry if this is the wrong section for this question, but I figure it is swap related. I just picked up a clean 89 Scottsdale that has a 00' LS engine swapped in. It is using a stock 4.8 and ECU, and what I am told is a Painless harness. 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.Sep 17, 2022 · 8. Reaction score. 4. Location. Georgia. I have a 1998 vortec 5.7 with a 4l60e i’ve been looking into a ls swap but i don’t even know where to start don’t have much mechanical experience or know what to get can someone tell me everything that’s needed i want to do it myself to learn location and names of things thanks. Sep 17, 2022. #2. 387. Reaction score. 133. Location. San Diego California. TCI makes a stand alone that'll go into the old diesels and carb gassers.expect about $7500.i believe it's the same case as the 4L80E at least their version is. I wanted it for my old 91 K2500 6.2L diesel but that was worth 5 times the truck lol. Dec 1, 2017.8,005. Location. DFW, TX. Bluebell said: 97 c1500 5.7 to dbc 5.3. I've gathered all the swap parts and brackets, tried wrapping my mind around the wiring integration and all the box"s are checked except the ac. Some reason I'm struggling make sense of it. I will be reusing the 97 ac compressor. With ict brackets.Jun 10, 2017 · 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 $$. 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. Are you gearing up for a white elephant gift exchange? It’s a fun and popular holiday tradition where participants bring quirky, unexpected gifts to swap with one another. When it ...I have a 93 C1500. Has any one done an LS swap in CA, if so what are the requirements to pass emissions? Also what is the best LS to swap in?Apr 17, 2023 · Newbie. New to the forum, wanted to hopefully help others out as I searched forever trying to find if the speed engineering headers fit my ls swap before I bit the bullet and bought them and could not, ended up taking a chance and they fit almost perfectly, (drivers side was a little close to frame and had to tweak it inwards 1/8” maybe) 98 k1500 5.7 emissions LS swap 02 5.3. Thread starter LCALDERA98; Start date Apr 20, 2024; Disclaimer: Links on this page pointing to Amazon, eBay and other sites may include affiliate code. If you click them and make a purchase, we may earn a small commission. 1; 2; Next. 1 of 2 Go to page. Go. Next Last. Apr 20, 2024 #1A lot of people say to use the 1" set back motor mount adapter plates. I did, and ended up having to drill new holes for the trans cross member 1" behind my original holes. No big deal. Since the swap, I've swapped out my stock exhaust manifolds for the schoenfeld long tube headers for LS swaps into 88-98 pickups (1302LS1 i think is the …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 …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 …LS Land Magazine was one of a series of photographic collections of underage girls created by LS Studio, also known as Ukrainian Angels Studio, from 2001 to 2004. Besides LS Land, ...Oct 30, 2022 ... An overview of my 1990 Chevy K1500 that now has a 5.3L LM7 and a 4L80E. I talk about how I made it work and there is a parts list at the end ...Axiom Space is making rocket deals with NASA and Roscosmos Dear readers, Welcome to Quartz’s newsletter on the economic possibilities of the extraterrestrial sphere. Please forward...LS Swap gauges questions. Thread starter Aleks2505; Start date Apr 5, 2020; Disclaimer: Links on this page pointing to Amazon, eBay and other sites may include affiliate code. If you click them and make a purchase, we may earn a small commission. Apr 5, 2020 #1 Aleks2505 Newbie. Joined Sep 11, 20171996-2000 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 …Messages. 65. Reaction score. 49. Location. Wooster, Ohio. Hey everybody, After a lot of research I’ve decided to do a LQ4 (gen 3 6.0) with a 4L60e transmission swap into my 1988 Chevy C1500. I thought I’d share how I came to this decision and the steps I will be taking to get there.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 $$.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 …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 …I know people run the f body oil pan when they ls swap the r e 88-98 for the ground clearance. But has anyone used a h3 hummer oil pan or know of anyone that has used it? Oct 29, 2013 #2 capricefrk013 Toy Hauler. Joined Dec 3, 2009 Messages 507 Reaction score 25 Location NE Ohio. Looking to ls swap my 94 C3500 NV4500 work truck since the 350 threw a rod. The truck does not have AC

If you are not racing and just want to use the 5.3 as a daily driver, that 95 trans should hold. I have a 5.3 with a 1997 4L60e as daily driver and have put 10k miles since the swap. U have to get the adapter for the flexplate and longer bolts. Also install a corvette servo and it helps the trans as well as a trans cooler and u should be fine.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.How do I make my 89's check engine light work with LS swap? Sorry if this is the wrong section for this question, but I figure it is swap related. I just picked up a clean 89 Scottsdale that has a 00' LS engine swapped in. It is using a stock 4.8 and ECU, and what I am told is a Painless harness.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 acquired a l94 motor I’m going to swap into my 89. I’ll be running a Holley terminator. Mild cam, DOD delete, stock heads, shorty headers, upgraded lifters, stock rotating assembly. I’m also swapping a 14 bolt to the rear for reliability over the 10 bolt. - What are the best motor mounts to use to adapt a LS to our trucks?Location. Caro, MI. Hello fellow GMT400 enthusiasts. My Brother-in-law recently picked up a used 2023 Silverado 1500 with the 3.0L Duramax Diesel. He says he can get 30 MPG with that little motor, and it cranks out nearly 500 Ft-lb of torque through a 10 speed transmission. 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. 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 ...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. 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.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.3. Reaction score. 0. Location. League City, Tx. Here's my current project that I'm working on. It's a 96 2 door Tahoe. It has a 08 Express Van 6.0 and 4L80e GEN 4, drive by wire, stand alone engine harness TSP 231/239 LS3 cam. huge learning experience.This guide will assist you in making a seamless LS engine swap. Since every LS engine swap is a little different and there are lot of choices to be made, you can use this guide as a reference for ideas and part numbers as you move through the process. You will find options and recommendations for motors and motor mounts, transmissions and flex ...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.See full list on buildpriceoption.com Oct 15, 2023 · I'm looking into doing a 5.3 ls swap in my 95 chevy k1500. I'm new at the sawpping thing. I need a list of everything I need to do the swap. Thanks for... LS Swap A/C Questions. Kiko_Jones; Mar 16, 2024; LSX + Carb Swaps; Replies 6 Views 553. Apr 6, 2024. L31MaxExpress. Share: Facebook X (Twitter) Reddit Pinterest ...Apr 17, 2023 · Newbie. New to the forum, wanted to hopefully help others out as I searched forever trying to find if the speed engineering headers fit my ls swap before I bit the bullet and bought them and could not, ended up taking a chance and they fit almost perfectly, (drivers side was a little close to frame and had to tweak it inwards 1/8” maybe) Oct 15, 2023 · I'm looking into doing a 5.3 ls swap in my 95 chevy k1500. I'm new at the sawpping thing. I need a list of everything I need to do the swap. Thanks for... 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.M14 x 1.5 to 6AN - Found HERE. The Hot Rod fuel hose Return-Less LS swap kit, for a return-less system you will need 20ft of hose if mounting the corvette regulator/filter close to the tank. Longer lengths of braided AN PTFE hose are available if needed. You can chose both your hose and fitting colors with this kit.98 k1500 5.7 emissions LS swap 02 5.3. Thread starter LCALDERA98; Start date Apr 20, 2024; Disclaimer: Links on this page pointing to Amazon, eBay and other sites may include affiliate code. If you click them and make a purchase, we may earn a small commission. 1; 2; Next. 1 of 2 Go to page. Go. Next Last. Apr 20, 2024 #1Apr 12, 2022 · So in my infinite wisdom, I am looking for driveshafts/yokes for my TH400 swap that is behind my LS swap. And while comparing prop shafts between my stock 1995 C1500 4L60E RCLB driveshaft(15004101), and the one for an 88 C2500 TH400 RCLB(12475006), I noticed the yokes are identical part numbers 12542963. 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.The 4l80e bone stock will handle any abuse a stock 6.0 can throw at it. If not then L96 + 6Lxx tranny, the L96 and 6l90 will probably take more work to integrate, so it'll be more expensive. The 6l90 (or 80) would just be awesome in a gmt400. As long as they're tuned well they're supposed to be stout. May 29, 2020. #9.Alberta, Canada. L31MaxExpress said: The real question is why is an 8.1L/4L80E swap not more common. It is a much better truck engine than an absolutely gutless 6.0L or 5.3L. An 8.1L is on par with a 6.0L as for fuel mileage and has another ~200 ft/lbs of torque down at 2,000 rpm where you spend 95% of your time driving at.Looking to ls swap my 94 C3500 NV4500 work truck since the 350 threw a rod. The truck does not have AC so that is one less thing to worry about. So I found a guy a couple hrs away that builds harnesses from scratch for $500. He also does the swaps his self if I was to go that route.1993 C1500 LS Swap. Thread starter 70CamaroRS; Start date Oct 30, 2016; Disclaimer: Links on this page pointing to Amazon, eBay and other sites may include affiliate code. If you click them and make a purchase, we may earn a small commission. Oct 30, 2016 #1 70CamaroRS Newbie. Joined Oct 2, 2016 Messages 6Mar 10, 2021 · The other option is the E-rod which someone posted. The cheapest I have seen an LS3 e-rod is $9,100. The LT1 and LT4 are obviously much more. I know of someone who owned a shop that was doing the "gray area" smog checks that everyone seems to think is the way to go. Find a 5.3L using the same operating system and swap the engine segments. I did that when my buddy put a 6.0L in his truck. It already had an 0411 I had tuned. I swapped the tune from a 5.7L/4L60E to a 6.0L/4L80E. Personally I would go bigger than a 5.3L in truck but that is me.If you want an improvement, I suggest the 8100 Vortec. If you can find one with the Van/GMT400 3500HD brackets it is actually an easier swap than the LS. It will …Aug 10, 2013 · 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. Designed for the popular LS Engine Swap applications, ProCharger’s LS Engine Swap Serpentine and Cog Drive Supercharger Kits provide a solid, stable mounting and drive configuration for a wide range of ProCharger supercharger models. Building on more than 10 years of LS forced induction leadership, ProCharger is the first to offer a complete ...I'm Awesome. I am making this thread for my truck and other people that are doing ls swaps in their 96-98 obs. I am doing the swap in my 98 ext cab and wanted to resuse as much of the harness as possible. So I can have the factory looking swap and still keep everything clean. There are some sensors and and components that will require cutting ...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 …LS swap is an infinitely better idea. Apr 30, 2010 #4 B. badassformula383lt1 OBS Enthusiast. Joined Apr 30, 2010 Messages 68 Reaction score 5. ... GMT 1600. Joined Mar 18, 2010 Messages 1,301 Reaction score 140 Location New york.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.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.The 4l80e bone stock will handle any abuse a stock 6.0 can throw at it. If not then L96 + 6Lxx tranny, the L96 and 6l90 will probably take more work to integrate, so it'll be more expensive. The 6l90 (or 80) would just be awesome in a gmt400. As long as they're tuned well they're supposed to be stout. May 29, 2020. #9.Jun 8, 2015 · I have done 4 ls swaps into gmt400's. 3 of them were into 1998 trucks. one was a 1994. there are various ways to do it. depending on the truck and the final outcome you are wanting. 2 of the 98's I left the original 5.7 vortec harnesses installed in the trucks and double sensored the ls engine so the dash gauges would work and the ls was stand alone but still controlled the 4l80e's in both ... So in my infinite wisdom, I am looking for driveshafts/yokes for my TH400 swap that is behind my LS swap. And while comparing prop shafts between my stock 1995 C1500 4L60E RCLB driveshaft(15004101), and the one for an 88 C2500 TH400 RCLB(12475006), I noticed the yokes are identical part numbers 12542963.Finally, you can convert your harness yourself. Total cost, depending on what choices you make along the way ranges from about free to as much as $250. Commonly, it runs about $75. This cost is for a new fuse block, some wire, connectors, and new wire loom. This is by far the most common route when doing a C10 ls swap.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 ... Find a 5.3L using the same operating system and swap the engine segments. I did that when my buddy put a 6.0L in his truck. It already had an 0411 I had tuned. I swapped the tune from a 5.7L/4L60E to a 6.0L/4L80E. Personally I would go bigger than a 5.3L in truck but that is me. Find a 5.3L using the same operating system and swap the engine segments. I did that when my buddy put a 6.0L

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