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 Recommended 454 TBI modifications | TBI - harristuning.com Chevrolet Performance 454 HO 454ci/438HP Crate Engine - JEGS 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. 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? Buy in monthly payments with Affirm on orders over $50. Use a set of long-tube headers (exhaust manifolds) and an aftermarket exhaust system. BBK is your Number One Aftermarket Performance Brand in the USA - American Designed and Built . K&N Performance Fuel Filters are built for high flow rates and capacity while they provide outstanding filtration. Does this upgrade have a negative or positive impact on engine life? Is this enough information to create a tune or will you need more information? We do not, however, have core PCM's for this engine so you would have to send your PCM in for the flash. Best, least expensive way to get more power out of this engine is with our custom tune. I would like to get the o2 delete. Though larger than the previous 7.4L models, the unique 8.1L could not utilize the amazing array of performance parts available for the previous three conventional big-block models. Do a 12 swap and be done. We can do the tune now with the Banks kit taken into consideration for down the road. Naturally, the truck-based 454s were tuned for torque, so having nearly 500 pound-feet wasnt a big surprise. 7.4 Vortec Vehicles Applications The Vortec 7400 had two variants, the L29 and L21, and they appeared in the following vehicles: I bought this truck brand new. Step 2 Install a high flow air filter and cold air induction intake. 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? 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. We also took the liberty of installing a Race-Port blow-off valve from Turbo Smart. I list that this RV was originally equipped with a 4.63 rear gear ratio and a tire size of 225/70R19.5. These modifications will improve net mileage without sacrificing power, resulting in better overall mpg. I would like the biggest bang for the $. Overall Length: 3 inches, 74 mm. The tune will definitely wake the truck up. We have been doing them on a limited basis, it has been very challenging to find good cores to use. 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. It gets you an EGR blockoff plate for the Vortec 4.3/305/350 engines. 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. We require the VIN so that we can pull up your vehicle's specific parameters and create a truly customized tune for your vehicle. For a better experience, please enable JavaScript in your browser before proceeding. The Vortec 8100 was built off of the GM 454 engine platform, also known as the 7.4 Vortec. 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. Is it actually running at that RPM or just showing that? Surprisingly, the 454 laid down an impressive 330 horsepower and 475 pound-feet of torque. Typical turn around is 3-4 days, sometimes quicker. After installed Ultrapower GM/ Workhorse 1998 7.4l Vortec 454c. 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! You might be able to run an L29 cam, but you will need to consult an engine builder. They said they no longer support my RV and had no parts available. The only weak link is the peanut port factory heads and the sprinkler style fuel injection. Whether your power boat is running boost or naturally aspirated, we have the correct performance parts for your application. In an effort to further drop the inlet air temps, we installed a makeshift air-to-water intercooler. We can send a pre-programmed ECU on core exchange. 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. vortechsuperchargers.com. vortec 454 cam? - Trucks, Trailers, RV's & Toy Haulers - ThumperTalk They seem to be similar to those used in your RV work. Only a set of dyno headers and an electric water pump were different. The ignition timing was dropped to 21 degrees and after adding a few jets to the carburetor, we were rewarded with some serious power. I own a 1998 Safari Trek 2830 P32 chassis with an L29 28'7" Class A RV Drivetrain it s completely OEM.. How To Add 70 Percent More Power to A Chevy 454 V-8 - Top Speed A restrictive or clogged air filter makes the engine work harder to breathe, which reduces efficiency. If you want to send your PCM in that you know is functional, that is the best way to do it. It debuted in 1970 as an upgrade of the 427 big-block V8 engine. It was only designed for Chevrolets high-performance vehicles, such as the Chevelle and Corvette, and there were claims that engine horsepower output was actually underreported by Chevrolet during the muscle car wars. . It is $495 if your sending your core/pcm in first. 454 VORTEC UPGRADES | HardlineCrawlers Oil collects on the crankshaft counterweights, adding weight to the rotating assembly (crankshaft, rods and pistons), reducing horsepower through parasitic drag. http://www.cumminsdieselspecs.com/cummins_timeline.html, http://www.internationalpowerstroke.com/timeline.html, http://www.duramaxdieselspecs.com/compare_duramax.html, Tow rig Suspension and Axle upgrades questions (4th Gen Dodge). Give me some idea as to what this product does exactly, and how I will benefit from spending $$ on it. A/T Flywheel, Hedman TEMS headers, and all the other good stuff that goes with a long block. A cold air induction setup will feed the engine cooler and more oxygen-dense air. This is not an automatic check, it is performed manually by a parts specialist once the order is placed. Can I reprogram on the fly as conditions change and performance needs warrant a change?? Do you folks know of cam upgrades along with tuning that would give power upgrades on a l21 with a manual transmission ? How much can you get them for? Surprisingly, the 454 laid down an impressive 330 horsepower and 475 pound-feet of torque. This engine series was utilized on Chevrolet and GMC large truck models such as the Suburban from 1996 through 2001. Sequential-Port Fuel Injection (454 only had 2 Throttle Body Injectors) 3. It is unlikely that the Vortec 454 accessories will clear the hood. I have a 2000 OBS Chevy quad cab with a 454 Vortec. 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 Windage trays are thin, sheet metal plates that fit over the bottom of the main caps and act as a barrier between the oil in the pan and the crankshaft counterweights. It may or may not have a decal on the ECM depending on if they did a mail order tune or came in to our shop. Can you guys tune that ecm? 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. New 2-Piece Intake Manifold w/Long Intake Runners 7. Install an aftermarket windage tray in your engine. Its 567 horsepower of usable, reliable, fun power that anybody on a budget can build. We include a data recorder with the ECM for your to record engine data and send to us to verify all engine systems are running efficiently. There is a small red wire that has never been connected to anything. Raylar performance packages allow your 496 to produce massive amounts of power without sacrificing reliability. It is a redesigned Chevrolet Big-Block engine and was introduced with the 2001 full-size pickup trucks. 1996 c3500 dually 7.4 with 5 speed. what does this do at emission inspections?? The Muscle Automobile Period had come and gone before the 7400 series debuted. Check out their web sight Bankspower.com thanks, Hey i have a 1997 chevy k2500 7.4 manual nv4500 trans 3.73 engine bone stock with 45,678 on rebuild with a working good ecm is tunning a question if so how much $. I THINK I want a diesel until I look at the prices. I called Banks Power last week to try and find out what they recommend. Mar 20, 2011 #4 M MyBoTy Veteran Member Feb 9, 2002 1,567 Lubbock, Texas USA 7.4 Vortec Performance Upgrades - BOOST YOUR ENGINE Vortec 454 7.4L Fuel Injector Upgrade, Replacement old injectors with At this point the engine run well, with no code problems. No where near diesel power my ass. way stronger than a stock 12v, 6.5, & 7.3 powerstroke by far!!!! The intercooler did indeed drop the inlet air temps before the carburetor from 248 degrees to 111 degrees and the cooler charge dramatically improved the power output. 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. 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. Build your own custom newsletter with the content you love from Street Muscle, directly to your inbox, absolutely FREE! How to Get More Horsepower From a 360 dragster engine image by Robert Young from, Copyright 2023 Leaf Group Ltd. / Leaf Group Media. (454 used only MAP) 2. I sprayed starter fluid in the tbi and it fired up for a few second. I have a 1996 C3500 crew cab dually with a 7.4. The proper application of boost to any motor is never inexpensive, and our Vortech YSI supercharger was not what could be considered low-buck, but it was epic in its effectiveness. We use cookies to ensure that we give you the best experience on our website. Opinions On the 7.4 / 454 Suburbans and engine - Expedition Portal That represents a 70-percent increase in horsepower. We can easily do this with the specs you provide. We gain on average 45-50 horsepower and 50 ft. lb. Reading some of your responses I came across one with regards to a 1996. 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. Body Diameter: 16 mm. Weve seen a few 1996-1997 PCMs with this issue. 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. We would just need to know the tire size you are running and if the rear gear ratio was ever changed from factory. The tuning is custom to each vehicle depending on calibrations, modifications and any special requests. Thinner oils allow the internal engine components to spin more freely and effectively, which improves their function. Set of 8 1996 - 2000 GMC Chevy 7.4L 454cid Vortec Bosch 4 Hole Upgrade In 1996, when all of GMs models received excellent reviews due to a new range of engines that added power, every one of its vehicles were praised by clients. 7.4 chevy engine in georgia boy pursuit motorhome. The Chevrolet 454s of the 1970s were the most powerful, with the LS5 producing approximately 360 horsepower and the LS6 generating around 450 horsepower. If not can a non uhaul ecm be used (ie plugged into the current harness)? Feb 1, 2016 #2 Jorge6.5 I'm Awesome Joined May 17, 2013 Messages 1,015 Reaction score Of course, the guys wanted to see what the old iron block had in her, so they ran a baseline test. as much as possible im going to do a cam exhaust and injectors and intake so my questions are what do you think my gain would be with your pcm and can it be piggy backed with a plug in tuner thanks matt, would i be able to get a retune if i add a cam after, and what is the turn around time, thanks. We are running about 2-3 days on turnaround right now. Here is info from COMP Cams. do you think I could get more power with your ecm re-program? How to Make a Chevy 454 Vortec More Efficient | It Still Runs Find many great new & used options and get the best deals for BBK Performance Parts 1710-XC GM VORTEC 305/350/454 80MM POWER PLUS THROTTLE BOD at the best online prices at eBay! Performance computer re-calibration and a Custom High flow Billet Flame Arrestor that increases the maximum power by more than 25 HP* and 30 pounds of torque*. a good set of headers help to. A restrictive or clogged air filter will force the engine to work harder to breathe, which makes it less efficient. A windage tray, which is cheap and simple to install, can help to keep oil in its proper location by keeping the rotating assembly balanced. Could you do a downstream 02 sensor delete? You are using an out of date browser. I THINK I want a diesel until I look at the prices. 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. Chevrolet Performance 10141280 Part Number: 809-10141280 Chevrolet Performance L29 Vortec Cast Iron Cylinder Head L29 Vortec Cast Iron Cylinder Head 1991-2000 Big Block Chevy Gen V/VI Engines Only Bare Head Sold Individually View Details $756.99 Ships on 03/02/23 FREE Shipping Lowest Price Guarantee Add To Cart 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. Thank you for any information you could give me. To others, the 7.4 Vortec 454 big-block was the perfect engine at the wrong time. Is there anything to be gained within my parameters? It is not 4x4. He eventually figured it out. Hot Rod And remember, thats all without touching the bottom end. The guys over at Hot Rod magazine wanted to prove its possible to make big horsepower from a Chevrolet big-block V-8 lifted from a junk1986 motorhome. BBK Performance Parts 1710-XC GM VORTEC 305/350/454 80MM POWER PLUS THROTTLE BOD. We measured our stock iron heads right out of the box and the retainer-to-seal clearance was only .470-inch. Hello I have 2000 GMC k3500 Truck. I am considering doing an EGR delete and I wasn't sure if this would accommodate that or if it will still throw a check engine light. Buy your Big Autoparts Ignition Distributor Set DR474 DR331 at Amazon! Installed E3 spark plugs which seemed to help. 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. With the baby stock cam they made 290hp and 415 ft lbs of torque. I am doing a cam swap on a 98 GMC K3500 7.4 comp cams telks me i will need a custom tune according to cam specs this truck is primarily used for towing plan to use stock fuel injection if posdible any info would be greatly appreciated, I have a 1996 Chevrolet K3500 what is 7.4 454. This is only 1 of the many changes that we make with our programming to achieve great power gains. will your new part ecm work on this motorhome. We are currently out of clean/painted cases for the PCM's. At times I get a dtc for bank 1 and 2 too rich. Buy your Innovative Performance Chip/Power Programmer at Amazon! from your CUSTOM TUNING,ECM, J'ai l'intention d'amliorer l'ordinateur de mon VR, par un model ULTRAPOWER mais avant d'acheter, j'ai besoin de savoir quels fuel injecteurs seront le mieux adapts ( conomie et rendement ) avec le nouveau module? no. But like any stock engine, there was tons of power left to be squeezed out. We will safeguard your e-mail and only send content you request. In search of power, GM reverted to the big-block engine design, with a 454-cubic inch displacement. Stage 1 Upgrade for Mercury 525 EFI. Yes, we can tune your engine for more power, doesn't matter what type of transmission. I was interested in your tune for this engine and was wondering what your best guess on the horse power / toque gains would be. I'm saving up for the banks power pack system. Gains with the modifications you have done would be around 45 HP/ 45 TQ. I am considering your tune for my motorhome. Hot Rod decided to bolt up some typical speed parts. 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 . As I understand it I do not have the newer 0411 ECM and these have better processing power but need to be repinned. HotCars covers all things automotive: the latest auto news and informative reviews on the car, pickup truck and motorcycle industries. Although Chevrolet does not explicitly recommend it, because a full synthetic is so slippery, you can use a lighter weight oil without risk of excessive engine wear. 90 and older is particularly bad and that is largely due to NO OVERDRIVE. Only a set of dyno headers and an electric water pump were different. I've noticed a significant performance uptick, but it seems to fall flat in the upper mid-range, almost seems like it could use a MSD multi spark discharge, I don't know, but I'm considering having a dyno test to see what is happening. We have a complete Banks Power System and Banks Air Flow. Chevy Performance BBC L29 Vortec Cast Iron Cylinder Head - JEGS The problem with making more power is that cost and performance often go hand in hand. 800-417-4559 Jay, https://www.ultrarvproducts.com/UltraPower-GM-Workhorse-7.4L-(454)-Custom-Tuning. The same 290 horsepower that was standard for all GM cars in 1980 was maintained throughout the decade. Is the pcm that is used a 411? We use the original black box PCM's. The P12 was only available for 1 or 2 years so there wasn't enough demand to continue producing products for it. Most generic tuners only change very basic parameters within the computer, whereas UltraPower Tuning changes approximately 400 parameters including both engine AND transmission settings. Naturally, the truck-based 454s. Most ordersare shippedwithin 24 hours from the order date. It was the same size as the outgoing 7.4 L V8, but got a boost in power and more towing capacity. It went through different upgrades over the years finally ending with the 454 Vortek which stopped production in 2001. 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. I didnt see anything on the site but that doesnt mean I saw everything. Budget Vortec Head Upgrade: Easy, Money-Saving Benchtop Mods Check the make, year, and model of your car to see if the VIN number is available. You will gain approximately 35-40 horsepower and 45 lb-ft torque. All above engines equipped wit Hydraulic Roller Lifters. Truth be told, Vortech offered a number of Maxflow Aftercooler systems but we selected an intercooler core we had on hand for testing. Turn around time is 1-2 business days. The old, weak 240 HP 454 is every bit as. Based on experience, we have had good results with Comp Cams 212/218 hydraulic roller camshaft. 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. I borrowed a friends TBI 454 dually to pull my blazer one time and it impressed the **** outta me. Always a big complaint with 454 TBI trucks. Use for stock replacement OEM original equipment. I heard these trucks have a torque management system does this computer give my truck back all its power? I replaced the relay to no avail. 7.4 and 8.1 vortec hp and tq ratings | Diesel Place I am considering some performance upgrades to my 2000 Winnebago Brave with the 7.4 liter engine. The engine receives cooler, more oxygen-dense air through a chilly air induction system. 454 L29 Power Upgrade | Hot Rod Forum We've had a lot of issues with 1996 & 1997 PCM's so for the moment we are not tuning those. We CAN tune the engine computer with our UltraPower tuning to get more performance but we MUST have you send your PCM in to us for programming as it has a unique PCM that we don't have cores for. My car is GMC pick-up 7.4L 1998. it is manual transmission. However, this engine was intended to provide significant towing power for CAFE-exempt vehicles, so there is still room for improvement. I filled out a form and sent to COMP Cams to see what they recommend and sent an e-mail to Blackbear to see what cams they had experience with since I will need to PCM tune redone. Thanks. Bosch p/n: 0280155884. If it does work what would do for pulling and climbing hills? Buy your Chevrolet Performance 454 crate engine from JEGS High Performance today! This is a lie. We'll send you the most interesting Street Muscle articles, news, car features, and videos every week. 454 L29 Vortec Engine Performance | Team Chevelle I know that my question is very reduntant but I need to ask it .I pull a trailer and want a little more tow po1wer. The performance chip is fully compatible with your Chevrolet Silverado 1500 in all trims, including the 2.7L, 3.0L, 4.3L, 4.8L, 5.0L, 5.3L, 5.7L, 6.0L, 6.2L and 7.4L engines. 454 Project Tow Beast - TBICHIPS | TBI We can accommodate your requests for the oxygen sensors, speedometer adjustment and increased HP/TQ. Would we still get the good price when you get more control modules in stock? Change to a synthetic oil that is light-weight. Would this work on 1996 7.4L L29? Chevy 454 Engine Guide - 7.4L V8 Specs, Problems, Performance $119.95.

Johnny Nelson Family, Daily Dispatch Obituaries Douglas, Az, Elton John San Francisco 2022, Traverse City Races 2022, Articles OTHER