Have you plugged an OBD2 reader into the truck to see what it is displaying for RPM? Dodge RAM 3.0 Ecodiesel Performance Upgrades Guide, Best Ford 6.7 Powerstroke DPF Delete Kit Upgrade. After installed Ultrapower GM/ Workhorse 1998 7.4l Vortec 454c. Surprisingly, the 454 laid down an impressive 330 horsepower and 475 pound-feet of torque. Thanks, WILL THE 2000 1 TON DULLY I HAVE STILL PASS CAL SMOG WITH THIS TUNE UP EMC. Reasons to buy: The K&N raises the horsepower of your 5.7 Vortec crate engine by 45 percent. If you want to take full advantage of the cam swap then a custom tune will be needed to address that. That being said, the threads on the net are pretty old. The upgraded Vortec 7400 is a 7.4L V8 OHV 16V-volt FI engine. Stronger shift points for towing and power. Will the UltraPower tune, give me the "best bang for my buck" performance increase? Body Diameter: 16 mm. Both Vortec 7400 heads (the '98-'01 12560241 and the '96-'01 10141279) have about 100cc chambers. I read in earlier questions asked that you had stopped doing the earlier ones. This modification won't be cheap or easy to install, but will eventually pay for itself if you do a lot of towing or drive a lot of miles. I've made several performance upgrades myself, but are always looking for something better. Also known as the Vortec 7400 (7.4L, Regular Production Option designation L29), Chevrolet's Vortec 454 was a modern-day evolution of the company's most legendary big block. Typical gains are 40-45 horsepower and 45-50 lb-ft torque, 4. A few weeks ago I bought a very low milage 454 Gen. VI L29 Vortec engine with hydraulic roller. Truck runs great doesnt miss or anything just seems to not really have any power at all in 1st gear and alittle more in second gear. The Chevrolet 454 was phased out in most passenger vehicles by 1975, but it remained a viable power plant in heavy-duty Chevrolets until 1996. Painless Performance 60211 Standard Length MPFI Harness for 1996-2000 GM Vortec 7.4L V8, Innovative Performance Chip/Power Programmer, Big Autoparts Ignition Distributor Set DR474 DR331, ELGIN Industries HL-7003S Hydraulic Roller Valve Lifters set, Painless fuel injection wiring utilizes all new TXL wire, OEM fitment connectors and grouped harness breakouts making for an easy install and saving you from using old re-worked wiring; Machine crimped terminals match OE quality. What are your recommendations?? Roller Cam, .483 Lift . Once the order is placed and you have paid for a core, we will program a PCM here and ship it with a return shipping label for your core. I've installed hypertech power programmer, lower thermostat, gale banks torque tube headers and full exhaust, with hi-flow catalytic converters, shift-kit for tranny and larger external cooler. I will be sending you my ECU. Howards, Hydraulic Roller Camshaft, Chev BB Gen 6 454-502, GM, Chev BB Billet Steel Hyd. watch out for chips as they just bump the fuel curve. The L29 454 was originally rated at 290 hp and 440 lb-ft of torque thanks to a combination of fuel injection, large oval-port heads (to replace the peanut ports used in the previous Gen V motors) and a slightly higher static compression ratio. This is perfect for an otherwise stock engine as the gains are the best bang for the buck by far. With the shut downs due to the virus, our normal service company that does that for us is closed. Heads, intake and headers would definitely wake it up. Best of all, this engine will make that power all day long without the threat of grenading under the stress of a turbo or supercharger. Nothing I was finding really listed ACTUAL upgrades. I have a 1999 Fleetwood Flair with a 7.4 Workhorse. Et si je devrai faire recalibrer mon ecm? Windage trays are thin, sheet metal plates that bolt to the bottom of the main caps and act as a barrier between the oil in the pan and the crankshaft counterweights. Yes, we can resolve your issues. Just need a working substitute, no enhancements really needed. im wanting /needing power and torque. It was the same size as the outgoing 7.4 L V8, but got a boost in power and more towing capacity. The 1970 Chevrolet 454 was the most powerful with outputs of 360 and 450 horsepower from the LS5 and LS6, respectively. I'm saving up for the banks power pack system. Yes, we can tune your L21 for similar gains as with the L29. Use for stock replacement OEM original equipment. It will be plug and play. Rowe studied engineering, philosophy and American literature at Central Florida Community College. The Gray, the green with white strip and the black test grounded. Yes, you can pay the $100 up front core charge and be refunded when you send your original back to us. my ecm has to be replaced. It gets you an EGR blockoff plate for the Vortec 4.3/305/350 engines. Only a set of dyno headers and an electric water pump were different. The 454 cubic-inch 7400 Vortec V-8 GM motor, which produced 290 horsepower at 4,000 rpm and had 410 pound-feet of torque at 3,200 rpm, was a smooth four cylinder without much difference between the top and bottom. The cooler charge air (plus tubing length and bends) dropped the peak boost pressure from 19.1 psi down to 17.7 psi. Check if this part fits . There are a lot of variables that play into the exact gains we can achieve but I would say somewhere around 45-50 HP and 60 Ft Lb. We will set the tune up based on your modifications and requests. vortechsuperchargers.com. It wasnt the best moment to put out a big cubic inch big block designed for performance vehicles, but the Chevy 454 made an impact. Truck has k&n air filter, 2.5 inch exhaust (no cats), e3 spark plugs and 8.5mm plug wires. I plan on the injector and ignition work done in march. For this test, the motor was configured with an Edelbrock RPM Air Gap intake and Holley 750 carburetor. You can expect about 40-45 horsepower and 45-50 lb-ft torque increase with much better throttle response, crisp shifts and there is a reduction in the "TQ Management". If you send it to us you avoid paying the core charge. Always a big complaint with 454 TBI trucks. Apr 14, 2016. During its five years on the market, the 7400 was employed in 26-foot U-Haul trucks for commercial purposes. This project will also let customers know if spendintg approx $2300 on all these upgrades is going to give them the results they need from their big block engines. Safely gain up to +35 HP and up to +5 MPG in fuel mileage in your vehicle by safely optimizing your air/fuel ratio and timing curve for increased efficiency! Straight Port Cylinder Heads 6. Thanks. Naturally, the truck-based 454s. cam with matching torque converter and headers would be easy. I have a 1999 3500 Chevy crew cab with the 7.4l 454 Ive got Gibson headers true dual exhaust with flow masters no cats. As long as you don't have any emission systems removed, you will pass without any issues. We can adjust for speedometer error. I sprayed starter fluid in the tbi and it fired up for a few second. Unfortunately this is not something that we offer. Subtract the standard .050-inch clearance, this leaves only enough room for a .420-inch lift cam. Any "recalibration" would require sending your ECM to us for programming changes. Very interested in this. the Vortec 7400 (454) that came in that suburban is one hell of an engine, there are also many things you can do to get more mileage and power out of it. General Motors debuted the 7.4 Vortec in 1970, one year before emissions requirements were tightened and three years before the gas crisis hit with full force. I would like the biggest bang for the $. Roller Lifters 5. Probably cause no cats. I have a 1996 Winnebago with a P30 chassis and a 454 75,000 miles and runs great. Not sure if you have any other issues causing low power though because it should outperform the 5.7L, especially towing. Yes, as long as it is a "J" (8th digit of the VIN) Vortec 7.4L, we can tune it. They left all the original parts in place like the two-barrel carburetor and dilapidated ignition system. Buy your Painless Performance 60211 Standard Length MPFI Harness for 1996-2000 GM Vortec 7.4L V8 at Amazon! The 8th digit of your VIN is the letter "D" which designates your engine as a 7.4L LP4 which is different from a normal L29 7.4L. 7.3 is 250-275/505-525 stock. Turn around time is 1-2 business days. what features will i gain with this new unit. It was not a good moment to debut a big cubic-inch big block designed for performance vehicles, but the Chevy 7.4 made an impact nonetheless. It is quite a noticeable difference! At times I get a dtc for bank 1 and 2 too rich. Yes, it definitely will. GMC 7.4L/454 JET Performance Parts and Accessories Brand: JET Performance Make: GMC Engine Size: 7.4L/454 Individual Parts Part Groups In-Store Pickup Results 1 - 25 of 117 25 Records Per Page Default Sort JET Performance Programmers 15024 Computer Programmer, Chevy, GMC/Cadillac, Fullsize Pickup/SUV, 4.3L/5.0L/5.7L/7.4L, V6/V8, Each If you would like to place your order feel free to give me a call at 800-417-4559. We only specialize in the big block engines. Great motor and runs strong with gobs of TQ. This cam is designed specifically for the TBI 350 small-block and specs at 194/214 degrees of duration at .050-inch tappet lift with .398/.442-inch lift. Why a motorhome? We will safeguard your e-mail and only send content you request. When reliability and performance can't be compromised, you want TXL Wire - not the inexpensive primary wire you find in other harnesses; High strand count copper and high-quality insulation makes for high abrasion resistance and easy routing. We don't however specialize in forced induction applications so we would not be able to help you with that. Can I reprogram on the fly as conditions change and performance needs warrant a change?? The L29 454 was originally rated at 290 hp and 440 lb-ft of torque thanks to a combination of fuel injection, large oval-port heads (to replace the peanut ports used in the previous Gen V motors) and a slightly higher static compression ratio. will your new part ecm work on this motorhome. 1997 gmc 3500 cc dually. performance, modifications, classifieds, troubleshooting, maintenance, and more! Thinner oil drags less on internal engine parts, helping the engine to spin more freely and run more efficiently. UltraPower 7.4L ECM Benefits: Gains of 40-45 HP and 45-50 lb-ft torque depending on existing upgrades Gains of 1/2 - 1 MPG Maintains speed and higher gears when climbing hills The Vortec 7400 was based on Chevrolets 1995 7.4-liter 454-cubic inch V8 big block, which produced 230 horsepower. O-rings: Top and bottom, 14.5 mm - Viton. Can you tune my new 2000 ECM and will it work without the original key and ignition harness. Then, in 2001, GM dropped the 7400 and 454 combination in favor of the final powerful big block, the 8100 496-cubic inch engine with 340 horsepower at 4,200 rpm and 455 foot-pounds of torque at 3,200 rpm. Is it possible to get the newer 0411 with your tune for my truck. The LS6 was discontinued after 1971 because of tighter emissions controls, and the LS5s power had dropped to about 245 horsepower by 1973 as a result of more stringent emission standards. 4 Bolt Main GM Factory Vortec, Edelbrock's Performer Multi-Point EFI. My goal is to improve torque and trans efficiency then MPG. Find many great new & used options and get the best deals for BBK Performance Parts 1710-XD GM VORTEC 305/350/454 80MM POWER PLUS THROTTLE BOD at the best online prices at eBay! I have now disassembled the entire engine (except the crank and pistons) to check that everything looks good, remove all the dirt and grease and to prepare it for a rebuild. Install an aftermarket windage tray in your engine. Right now I have a CAI, 2" full length headers, 3" dual exhaust and EGR delete. The budget portion of the equation came from a 7.4L Gen VI big-block Chevy straight out of the local wrecking yard. FULL RESULTS-GEN 5 454 UPGRADE-STOCK PEANUT PORT HEADS. I am considering your tune for my motorhome. The problem with making more power is that cost and performance often go hand in hand. You can source the 454 HO directly from Chevrolet. $399.99. It may not display this or other websites correctly. $360.56. We can tune it if you can build it :). Is it possible to upgrade the ECM on my 1994 Fleetwood Southwind Storm 454 TBI w/4L80E trans? . Yes, you will still pass emissions as long as you don't tamper with the existing emissions systems. It was produced as a gas alternative to the new Duramax LB7 diesel, offering a high-torque gas engine capable of towing just about anything. Will this correct my RPM gauge issue? PART NO. The 7400 was essentially the same big block 454 that carried Chevy through the muscle car years, but a hydraulic roller camshaft and revised cylinder heads helped to make it far more efficient than the old LS6 could ever dream of being. Short tube headers won't do anything for you but long tube headers would he beneficial. My car is GMC pick-up 7.4L 1998. it is manual transmission. Do you have any videos of how to locate and remove my ECM? "SE" Special Edition Tuning Kit For MerCruiser 454 & 502 Magnum MPI Engines. You will gain approximately 35-40 horsepower and 45 lb-ft torque. The single core from CXRacing featured 3.5-inch inlet and outlets and had been tested previously at over 1200 hp and 25 psi. You claim 40-55hp gains is that something that I will notice drastically or is it more of a subtle power increase? better yet have it tuned (Brian Bosch I believe is the man to talk to about . With our tuning, peak horsepower is at about 3500 RPM and peak torque is about 2500 RPM. I assume the module is a pre-programmed ECM chip that replaces the stock ECM chip. In addition to the powerful YSI supercharger, the kit included a cog-drive system to eliminate belt slippage under boost. That just won't do. Some of which are going with an upgraded ignition, headers, removing the cats and having the computer flashed to shut down the secondary O2 sensors. Programmers. We modify this so that it is still "safe" but definitely wakes the truck up. Thank you. The same 290 horsepower that was standard for all GM cars in 1980 was maintained throughout the decade. Does this upgrade have a negative or positive impact on engine life? Of course, the guys wanted to see what the old iron block had in her, so they ran a baseline test. The bill: $3,699.96 for all but the carb. The stock injectors are fine for our performance tuning. Obviously different, but I still think the 454 has more to offer. I THINK I want a diesel until I look at the prices. Also I dont have either downstream 02 sensors. Im interested to know if you change the shift points or anything like that cause I have a shift kit in the transmission already. When you purchase, just let us know any modifications or requests and we can accomodate. Our acclaimed editorial staff covers all aspects of engine and driveline upgrades with a mission of presenting information that is both interesting and achievable for the average car guy. We can even modify these Chevy 454 rebuild kits to your specifications, giving your vehicle exactly what it needs for maximum performance. I straight wired it to test it and it will run. I know they were installed in trucks from 96- 00?. It has an ohv configuration with two valves per cylinder and a bore and stroke of 4.24 inches x 3 on the intake side. Performance Street, great low to mid-range. The heads, pistons, and intake are stock. Stock TBI 454 makes 230hp and 380tq so stock fuel pump is maxed out right off and a typical 454 will run better with a fuel pump upgrade even with stock chip. . Just worth mentioning. Buy your ELGIN Industries HL-7003S Hydraulic Roller Valve Lifters set at Amazon. Is it actually running at that RPM or just showing that? Your vehicle is not compatible. Banks iDash: SuperGauge & DataMonster. Thanks. The old cast-iron cylinder heads and low-rise intake manifold were dumped in favor of some aluminum PowerOval 280 heads from Trick-Flow with upgraded valvetrain and a Summit single-plane intake manifold. Primary or Expansion Gauges And Upgrade Kits (52mm) For 2008+ OBDII CAN bus vehicles, Upgrading SIx-Gun, Economind, and SpeedBrake, or use with BBus Sensor Modules. Install a high-flow air filter and a cold air intake. Yes, this would be the compatible ECM with your VIN and part #. Whether your power boat is running boost or naturally aspirated, we have the correct performance parts for your application. BBK Power Plus 80 millimeter Throttle Body for GM Vortech 305/350/454 for all BBK 1996-1999 GM Vortec 305, 350, 454 throttle bodies are designed to increase airflow and improve horsepower from between 7-12 HP depending on the vehicle and . You would see a nice gain in power, on your 1997 we generally pick up about 30 horsepower and 35 lb-ft torque. For GM vehicles, the Vortec variant increased power by 60 horses. Orders placed on the weekend or after cutoff on Friday, and orders placed on select holidays, If you will be sending us your ECM for reprogram you will need to select "Remove Core Charge". Also I have Thorley tri Y hearers on mine will that effect the tune? Just wondering because Id buy one of those as well. 98 Single Rear Wheel 3500 7.4 Vortec. Gains will be on par with what we achieve with the RV's so it will very well suited for towing. However, this engine was developed mostly for large towing ability for CAFE-exempt passenger cars, so there is still room for improvement. BBK Performance Parts 1710-XC GM VORTEC 305/350/454 80MM POWER PLUS THROTTLE BOD. Following up from previous question, here is the VIN 1GDG6H1BXYJ907917 and #s off the ECM, 09384681, sev. 454 Vortec Reliability and Ownership Guide, Pre-Purchase Inspection: What to look out for, crate version of the 454 big block from Chevy, 1996-2000 Chevrolet/GMC C/K GMT-400 platform trucks 2500/3500, 1996-1999 Chevrolet Suburban 2500/GMC Suburban 2500, 1996-2000 Chevrolet Express ( & 1 ton versions), 19982001 Chevrolet Kodiak/GMC TopKick/Isuzu H-Series 4500 5500, Larger Fuel Injectors and Fuel Pump Regulator. I have a 2000 gmc k2500 with the l29 454. Explore Our Forums. Headers exhaust. Step 2 Install a high flow air filter and cold air induction intake. JavaScript is disabled. I recently ordered an ecm for a 7.4 vortec and was very impressed. If not can a non uhaul ecm be used (ie plugged into the current harness)? The C/K 3500's standard engine is a 5.7-liter V8 OHV 16-volt FI engine, and the 454 engine comes as an optional upgrade. I do some pulling but mainly driving with this truck I have a factory y pipe with no cats and dual 3 inch flowmaster mufflers. We would reprogram yours and put it in a new case so it looks nice! Switched to Mass-Air Flow. Hot Rod decided to bolt up some typical speed parts. Its amazing what some bolt-on parts can do! Chevrolet Performance's 454 HO crate engine is a Big-Block bargain - an affordable engine with performance specs that will make you think it's 1970 all over again. Does this computer hav egr delete programmed into it. K&N Performance Fuel Filters are built for high flow rates and capacity while they provide outstanding filtration. Yes it would, the Banks PowerPack is helping the engine breathe better but the computer is not doing anything to take full advantage of it. So if I have your tune done what is the turn around time sending my PCM to you? The results: 567 horsepower and 537 pound-feet of torque on 89-octane pump gas! Please see our shipping terms for more information. Free Shipping over $199* Same Day Shipping before 7pm* Price Match Guarantee Free Shipping over $199* Same Day Shipping before 7pm* oh, by the way, this is a low mileage engine, single owner and I have taken excellent care of this truck. Without going into the engine, they make a supercharger kit for it, I know whipple use to. Do you offer anything for the 5.3? A restrictive or clogged air filter will force the engine to work harder to breathe, which makes it less efficient. 454 L29 Power Upgrade. Not only did the cam swap net an additional 52 horsepower (peak-to-peak), but the gains exceeded 80 hp higher in the rev range. Hello I have 2000 GMC k3500 Truck. This engine series was utilized on Chevrolet and GMC large truck models such as the Suburban from 1996 through 2001. BBK is your Number One Aftermarket Performance Brand in the USA - American Designed and Built . If I order a ecm reprogram will this fix my speedometer error too?? The engine displacement in liters is 7400, which is readily changed to 7.4 liters. Feb 1, 2016 #2 Jorge6.5 I'm Awesome Joined May 17, 2013 Messages 1,015 Reaction score Im doing a full build on the motor Ive been told that these injections systems dont do well with these kind of upgrades. If you send us your PCM, our turn around is usually 1-2 days. The state of California requires that this warning be posted for people purchasing products that reside in California. That extra air going into your engine needs to get out somehow; installing a full aftermarket exhaust system like this is always good for more fuel economy, especially when combined with a freer-flowing intake. How much will the customization cost me? Every horsepower subtracted as a result of parasitic drag is one less horsepower that wont help your truck travel down the road. Buy your Big Autoparts Ignition Distributor Set DR474 DR331 at Amazon! With the baby stock cam they made 290hp and 415 ft lbs of torque. Dollar for Dollar, it is highly unlikely that the $2400 for a full blown Banks Power Package would yield the same cost/benefit as say the addition of the UltraPower GM / Workhorse 7.4L (454) Custom Tuning module. Is this enough information to create a tune or will you need more information? Interested, but don't want to buy one to find out i've already got it :D (my unit has 2 previous owners i think). Weve seen a few 1996-1997 PCMs with this issue. When you buy a single component or a complete kit, like a camshaft, you must ensure that it is suitable for your car. It is not 4x4. Solenoid resistance: 12.5 Ohms. The P12 was only available for 1 or 2 years so there wasn't enough demand to continue producing products for it. Learn more. How to Get More Horsepower From a 360 dragster engine image by Robert Young from, Copyright 2023 Leaf Group Ltd. / Leaf Group Media. Since the cat removal shift points have been wonky. GAS MILEAGE. Is there any way I could send you that one as a core in return for one to work in my 2000? In 2001, production of the 7400 line was discontinued. See listing details. Growing up, Mark always had a mind for tinkering on random items throughout his home and dads garage, including a 1953 Ford Mainline and 1971 Corvette Stingray. I was thinking about removing the catalytic converter and was wondering if your reflash will delete the "check engine" light that will probably occur when I cut it off? Mostly people saying to try this and try that. A cold air induction setup will feed the engine cooler and more oxygen-dense air. I tow a large fifth wheel trailer with RPMs between 1800 to 2500 typically. 90 and older is particularly bad and that is largely due to NO OVERDRIVE. I am certain we can get more power and overall better drivability with our tuning versus your current setup. I have a 2000 7.4 with a bigger cam cold air kit dual exhaust better mass air flow senser and roller tip rockers can u tune that as well or do you just do stock stuff, I have a 99 k 3500 Chevy 1 ton with 454 5 speed.will your computer tune work in my truck and can I expect 40+hp gain? This thing is weak as water. Dec 18, 2007 . Check for Availability: $349.95. The Muscle Automobile Period had come and gone before the 7400 series debuted. Apr 10, 2008 #5 M MyBoTy Veteran Member Our tuning is custom to your vehicle so if you ever did have a dealer flash the computer it would wipe out the performance settings and revert to stock. This mod will not be inexpensive or simple to execute, but it will pay for itself if you do a lot of towing or drive a lot of miles. This is a lie. It is located on top of the radiator support and has 4 connectors going into the back of it. In the end, we selected a 1999 Gen VI 454 and pulled it from its home in the engine bay of a 1-ton work truck. When it shows 55 MPH your actually going about 57 to 58 MPH. I am ready to pull the trigger if I continue to run 87 octane fuel. Hi Warren, that is definitely something we can tune for. My question is that I have a 1998 7.4 parts truck. All other modifications are going to be expensive, labor intensive and still not necessarily yield the same results. For this one, I would want you to send your PCM into us to be done. Precision Auto Injectors Set of 8 Genuine OEM 1996-2000 GMC Chevy 7.4L 454CID Vortec Rochester Fuel Injectors. If i buy a tune do i need to send my ECU 1st or can you send me one then when i get the ECU from you send mine back to get my 100 back? Boost your horsepower, torque, throttle response and fuel economy with the advanced Innovative Performance Chip compatible with your Chevrolet Silverado 1500! Yes that would be fine, you would just need to call in to our service department and schedule a date :). Although Chevrolet doesn't specifically recommend it for this engine, the extreme slipperiness of a full synthetic will allow you to run a thinner weight oil without worrying about undue engine wear. Yes - We can definitely take advantage of the current modifications done to the truck and really help it out. I just put the k&N system on my truck made a huge difference in sound and performance I would deffanitly recomend spending the $250. Engine Hotrodders' Lounge Body - Exterior Transmission - Rearend . The General Motors 7400 is the name given to a 7.4-liter Vortec engine produced by GM from 1996 until 2001 as a truck engine. We tune the original black box PCM but do not do the 411 swap. Truth be told, Vortech offered a number of Maxflow Aftercooler systems but we selected an intercooler core we had on hand for testing. Don't know how tuning would work. If you want to send your PCM in that you know is functional, that is the best way to do it. These 454 7.4L engines tend to respond pretty well to camshaft changes with good grinds that are designed to produce low and mid-range rpm torque increases. no. Here is info from COMP Cams. I just bought this 97 suburban 4wd with the bbc. Distributors cap and rotor kit features brass inserts and stainless steel rotor springs,designed to provide the best possible fit to ensure maximum conductivity between the distributor towers and spark plug wires,prevents arc through and crossfire.
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