Gmt 400 ls swap

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.

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...How to LS Swap a GMT400 (or any other vehicle) Mike; Jul 30, 2013; 2 3 4. Replies 32 Views 67K. Aug 30, 2023. j 1985 chevy. J. Sticky; What's the difference between LSX and SBC? Mike; Jan 30, 2011; Replies 6 Views 13K. Jun 13, 2022. Schurkey. Sticky; LS to 96+ wiring info. DRAGGIN95; Dec 15, 2011; 2. Replies 13 Views 64K. Jan 23, 2022.Newbie. I've owned this 94 Silverado K1500 extended cab Z71 for a couple of years now and it's time for a motor. I bought it for my youngest son to drive. I decided to do an LS swap (5.3). I purchased a donor truck which is a 2000 Silverado K1500 Z71 with 150,000 miles on the motor and has a fresh rebuild on the transmission. I'm having a …GMT 400 brake master cylinder upgrade; GMT 400 big brake kit; GMT400 front brake upgrade; GMT 400 brake booster upgrade; GMT400 rear disc brake conversion. There are many ways you can go when you do a GMT400 rear disc brake conversion. I think a kit is the way to go. Below you will find GMT 400 rear disc brake conversion kits for 5-lug and 6 ...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.

Carbureted ls swap. Thread starter Jrschveys; Start date Jan 17, 2022; 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. Jan 17, 2022 #1 J. Jrschveys Newbie. Joined Jan 9, 2022 Messages 7All 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 …Since 2500 LSx Suburbans in GMT800 are either (1) sacked out beyond belief, (2) unobtainum priced, or (3) non-existant I'm thinking a GMT400 1/2 Suburban. I really like this body style, not a huge fan of GMT900 truck looks. Additionally, I love LS and they definitley beat cap/rotor/old small block ignition systems. PRICING: $ 610.00 - Direct Fit harness for 1996-2000 (OBS) Trucks (PCM Stock Under Hood Location) $ 625.00 - Direct Fit harness for 1995 (OBS) Trucks (PCM Stock 96-00 Under Hood Location) Harness options: $ 15.00 - Fan Ready Connector (See Fan Harnesses Page for fan kits) $ 65.00 - Fan Kit for Duel Aftermarket Fans or Single 2-Speed Fan (2 Relay) 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 …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.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 …

This oil pan is fitted to all 4.8-, 5.3-, and 6.0-liter C/K trucks and Escalades. This pan features a long, shallow front section (12 1⁄4 inches) with a crossmember-friendly, short, 8 3⁄4 -inch-long rear sump. The rear sump is quite deep (8 1⁄4 inches), making it a poor candidate for most car applications.Apr 9, 2023 · I watched this video and he seemed to get the wrong NV3500 at first (. xc_hide_links_from_guests_guests_error_hide_media. ) Keep in mind mine is a 4x4 not a 2wd. ralmo94 said: From the ECU part of it, you will need a manual calibration. A lot of different parameters in the IAC settings and others are different. Jan 10, 2022 · 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. 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.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.

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LS swap with Blue/Green 2004 harness and 4 WD. NorthState; Feb 24, 2024; LSX + Carb Swaps; Replies 7 Views 599. Feb 24, 2024. NorthState. LS swap Coil Ground question. NorthState; Dec 11, 2023; LSX + Carb Swaps; Replies 3 Views 1K. Dec 16, 2023. NorthState. Share: Facebook X (Twitter) Reddit Pinterest Tumblr WhatsApp …JEGS 50538 - LS Engine Swap Motor-Mount Adapters Billet Aluminum [Adapts Chevy Motor-Mounts to LS-Series Engine] (5) $32.93. Schoenfeld 1514-LS1 - 1514-LS1 Chevy Truck Pulling Headers For GM LS Engines. (1) $302.99.GMT-400 5.3 push button 4wd swap. Been working on a 5.3 swap for the old Yukon. Truck has a lot of memories for me and my wife, and is lovingly named Jackson. Yes, a male. 1993 Yukon with 330k hard long miles. I bought a 2005 GMC Sierra for $1400 that came with a PSI harness and a set of dirty dingo engine mounts.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, eBay and other sites may include affiliate code. If you click them and make a purchase, we may earn a small commission. Feb 1, 2022 #1 E. El chiwas ...

Jan 10, 2022 · 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. 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.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 …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 ...Reaction score. 2,820. Location. Longview, TX. Also thought of another reason to do this, thanks to a comment on one of my videos: For those who may want to put a Blazer DIC in their 96-97 upper console, hooking the fuel gauge and sender to the PCM will enable the DIC to show you remaining fuel mileage.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 …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 ...LSX + Carb Swaps . 95 k2500 6.0 swap. Thread starter Arcticsierra95; Start date Mar 15, 2022; Disclaimer: Links on this page pointing ... (with same transmission.) Those are easier to work with on the GMT 400. Keep your drive by cable and just swap the throttle intake to DBC. I think the Gen IV "may" require drive by wire, TAC moduleIf 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 …

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 ...

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. 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.A pattern is developing: In a given market—short-term borrowing rates, swaps rates, currency exchange rates, oil prices, you name it— a group of unsupervised banks setting basic be... The Hedman Performance Group is no newcomer to the LS swap performance market. Trans-Dapt Performance Products began offering LS Swap engine mounts back in 2002. Since then, the Hedman Performance Group has released dozens of LS swap products, and Hedman Hedders is no exception. Today, Hedman Hedders is a premiere manufacturer of engine swap ... 479. Location. North Carolina. I’ve always wanted a single cab gmt400 hd truck, found this one whitch is a c3500 single cab srw that used to be a service body truck. Has 300k miles but absolutely not a spot of rust! And suspension is in good shape. You must be registered for see images attach.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.Been looking up and down the internet and I've found plenty of LS swap kits, but so far nothing 4X4 for the 88-98 trucks. Can anyone give me a lead on where to get a kit or any 4X4 specific parts? This would be for the same bone stock 91 K1500 mentioned in older posts of mine. Nov 29, 2016 #2 GreenChevelleSS8,005. 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.Not interested in swapping trans to nv4500. For what the truck is used for I'm not terribly worried about it breaking and if it does ill put another 3500 in it or rebuild mine. I don't beat the truck like i used to just looking to restore and build a good street, light off road truck, still running 4.56 and 35s on a 6" lift.

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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 ...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.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)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.As a woman of Southern origin, I find few things as comforting as a good casserole, particularly around this time of year. (This one is my favorite.) Casseroles are almost a love l...Let's start with the basics: You're more than likely mispronouncing it. Photo courtesy of Medellin.travel Rather than saying Medellín like “meddling,” the two ls are actually prono...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...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. ….

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 $$. Apr 8, 2021 ... So we threw some coilovers on Clifford a while back. Here's how they are doing so far! Plus my thoughts on how they will help at the track ...Reaction score. 39. Location. Oklahoma. I have a 1997 GMC Sierra 1500 with a rebuilt 4l60e. I lost a rod in the L31 and have a change to swap in a 2002 5.3L. I have done some searches on here and google but I may not be wording my question correctly. I know a 0411 from an Express with L31 will work, but can that be re-flashed to run the 97 ...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.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.5,858. Reaction score. 251. Location. Clinton Township, Michigan. harness and engine take out, 411 swap. full 01-02 3500hd parts truck. they don make intakes and cams to run dizzys on an 8.1 but waste of money to revert back into technology. theres probably a handful of other ways to do it if desired.5,858. Reaction score. 251. Location. Clinton Township, Michigan. harness and engine take out, 411 swap. full 01-02 3500hd parts truck. they don make intakes and cams to run dizzys on an 8.1 but waste of money to revert back into technology. theres probably a handful of other ways to do it if desired.8. 5.3_silverado said: You must be registered for see images attach. You must be registered for see images attach. go to the junk yard and get the original fuel lines off a truck or Tahoe. And stop by the parts store and a 3/8 and a 5/16 compression Union. That's how I did mine and turned out great.Mar 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. Gmt 400 ls swap, 6 Liter LS Truck Engine Swap. Today, it's engine swap time with an 6 liter LS engine from a salvage GMC 2500. This engine will go into our 1971 C-10 Cheyenne and we'll show you how to extract and prepare the entire drivetrain for a truck heart transplant. Season 14, Episode 18. Change Season., Dec 16, 2023 · JEGS 50538 - LS Engine Swap Motor-Mount Adapters Billet Aluminum [Adapts Chevy Motor-Mounts to LS-Series Engine] (5) $32.93. Schoenfeld 1514-LS1 - 1514-LS1 Chevy Truck Pulling Headers For GM LS Engines. (1) $302.99. , 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 ., This community is dedicated to information about LS engine swaps. Post your swap, questions, rants, helpful tips, etc. Members Online. Ls Swapping 03 F150 ..., 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., 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 ..., 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 6, Ft Wayne, Indiana. Phillip Buessing said: Just two weeks ago I installed hydroboost from an '02 2500HD/6.0L on my 99 K2500/5.7L. I swapped the booster, master cylinder, lines, and p/s pump. It was not a bolt on installation. I had to modify my brake pedal to make up for the shorter pushrod, drill a new hole in the firewall and fab up some brake ..., 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. Threads 21 Messages 55. Threads 21 Messages 55. Wanted. Gm 15312965 9542003456., 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., Nov 30, 2017 · 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. , 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) , 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., Naples, fl. New member first post. I am looking at a new engine. LS swap is a very simple swap for me to do. My concerns is fuel economy. Most guys don't care but my commute is roughly 100 miles a day. What numbers are you getting at the pumps? I'd really like to run a 4.8 w the 4l60 for the cheapest scenario., Hamburgers are a classic favorite for many people, but they don’t have to be unhealthy. With a few simple swaps and substitutions, you can make delicious and nutritious hamburger r..., 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 ... , 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., Yes, replace coolant sensor. Inspect, test and repair circuit wire = yes / no. Replace IPC. As you may well know, the GMT400 is a paper service manual only. I don't have one to compare it to in the coolant temp IPC chart. Thus, I don't know the correct resistance versus gauge reading., 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 ..., 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., LS Swap Longtube Headers 1 7/8. (In Stock) Speed Engineering LS Swap Longtube headers are made out of 304 stainless steel and offer great quality, performance, and affordability. Our LS swap longtube headers are mandrel bent, tig welded, and feature natural stainless steel construction., 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 …, 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)., Apr 2, 2023 · April 2, 2023. The GMT400 platform has been one of the most iconic and influential truck platforms in automotive history. First introduced in 1988 and produced until 1999, the GMT400 was the foundation for some of the most popular trucks and SUVs of its time, including the Chevrolet C/K Series, GMC Sierra, Chevrolet Tahoe, and GMC Yukon. , 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., Jul 26, 2016 ... My 450HP LS swapped OBS truck. All Time Performance · 42K views ; Build Breakdown: 1990 Chevy OBS. Upgrading Everything! Part 1. SS MOTORSPORTS ..., 479. Location. North Carolina. I’ve always wanted a single cab gmt400 hd truck, found this one whitch is a c3500 single cab srw that used to be a service body truck. Has 300k miles but absolutely not a spot of rust! And suspension is in good shape. You must be registered for see images attach., 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..., I have a 1990 K1500. It currently has a SM465. I'm planning on dropping in a 5.3 out of a 99 Silverado to replace the current carbed mild-built sbc. I'm looking to swap the SM465 for a box w/overdrive, probably a NV4500 or something similar (have considered an NV3500, but not too sure on how robust they actually are + LS compatibility)., LS swap with Blue/Green 2004 harness and 4 WD. NorthState; Feb 24, 2024; LSX + Carb Swaps; Replies 7 Views 599. Feb 24, 2024. NorthState. LS swap Coil Ground question. NorthState; Dec 11, 2023; LSX + Carb Swaps; Replies 3 Views 1K. Dec 16, 2023. NorthState. Share: Facebook X (Twitter) Reddit Pinterest Tumblr WhatsApp …, Easier to find an LS to swap in, and easier to build more power with it, and bonus of more MPG. Your aftermarket support for the 8.1 is practically zero. Richard . Aug 8, 2015 #9 98Murray Newbie. Joined Jul 30, 2015 Messages 11 Reaction score 2. That is true. I have been looking into a 6.0 swap as well, not much though., 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., The TPI were not a real power full engine. There are a lot of options for power and performance, for you TBI 350. If you are going to do a swap, the easiest swap is a built 383 TBI direct swap crate engine. If you want something more modern, then a 6.0L is a good choice, but an even better choice, is the 6.2L Corvette, Camaro engine.