Yes, this would be the compatible ECM with your VIN and part #. I have a 98 C-3500 dually with a Vortec 454. 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 I tune it myself later with my own tuner or is it still a black box like the oem? Only a set of dyno headers and an electric water pump were different. Check the make, year, and model of your car to see if the VIN number is available. We are not able to assist in providing this PCM. These modifications will help to generate more horsepower without adversely affecting fuel efficiency, which will ultimately increase net mileage. Free shipping for many products! You would see a nice gain in power, on your 1997 we generally pick up about 30 horsepower and 35 lb-ft torque. That model of 454 is alot diffrent then gen 1..It wont take a normal cam and theres some other diffrences that kinda limit what can be done to it.im sure someone will chime in with specifics Yes, it's a OE roller camshaft block and 1 piece gasket crank. Also I want to send you guys mine as core but I wanted to get yours first so Im not without my truck and if something goes wrong I can plug my factory one back in, so can I wait to send mine till after I get yours? For this one, I would want you to send your PCM into us to be done. Next best upgrade you can make is the Banks TorqueTube headers (, We recommend these injectors:https://www.fiveomotorsport.com/bosch-oem-454-j-code-884-black-knight/. We can accommodate your requests for the oxygen sensors, speedometer adjustment and increased HP/TQ. Mostly people saying to try this and try that. 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. Use for stock replacement OEM original equipment. Maybe I need to go by the dealer and test drive a diesel or another gasser so I have a comparison. We use cookies to ensure that we give you the best experience on our website. Mfg Performance Parts www.straubtechnologies.com www.distributorgears.com We do not, however, have core PCM's for this engine so you would have to send your PCM in for the flash. 49073 - Banks Power TorqueTubes GM P-series 7.4L 454 96-00, SPW7400 - UltraPower 7.4L Vortec Magnum Workhorse/Chevrolet Spark Plug Wires (1996-2000). Vortech supplied a pulley combination that included an 80-tooth crank pulley and 32-tooth blower pulley which provided a drive ratio of 2.5:1. The Muscle Automobile Period had come and gone before the 7400 series debuted. It was known as the Vortec 7.4 (7400, Regular Production Option designation L29) in North America and across other markets. Dedicated to making your Chevy Truck bad***. Any thoughts from you technical guys? The most important changes that are made have to do with spark advance, fueling, transmission shifting and torque management settings. 12568774 438 HP @5300 RPM 500 LB/FT @3500 RPM 1 2 Updated Design The 454 HO features an all-forged rotating assembly for great strength and durability. You may also like. 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. Alright Jay! 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. Forget the typical race-motor build up, Boneyard Boost was all about force feeding some tired, high-mileage workhorse we purchased for the paltry sum of $500 ($250 on half price sale weekend!). 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. Engine is in stock configuration with no upgrades. Im interested to know if you change the shift points or anything like that cause I have a shift kit in the transmission already. Do a 12 swap and be done. This engine series was utilized on Chevrolet and GMC large truck models such as the Suburban from 1996 through 2001. Naturally, the truck-based 454s were tuned for torque, so having nearly 500 pound-feet wasnt a big surprise. Wiring is the same. Thinner oil drags less on internal engine parts, helping the engine to spin more freely and run more efficiently. A cold air induction setup will feed the engine cooler and more oxygen-dense air. Weve seen a few 1996-1997 PCMs with this issue. Are the tunes generic or do you change different things for different people? Using 3.5-inch aluminum tubing from CXRacing, we configured the intercooler between the YSI supercharger and the blow-through carburetor bonnet. The 7400 was essentially the same big block 454 that powered Chevy through the muscle car years, but with improved cylinder heads and a hydraulic roller camshaft, it was far more efficient than the old LS6 could ever hope to be. 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? Chevrolet 7.4 Vortec was a modern-day improvement of the firms most legendary big block. Richard Rowe has been writing professionally since 2007, specializing in automotive topics. I sprayed starter fluid in the tbi and it fired up for a few second. 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. We would recommend speaking directly with a camshaft manufacturer to determine the best for your particular engine. In our quest to locate a suitable 454, a typical rip to the wrecking yard revealed at least three of the four available big-block combinations. Power & Performance News is the source for news, tech and products that help you get more performance from your vehicle. A/T Flywheel, Hedman TEMS headers, and all the other good stuff that goes with a long block. Is the pcm that is used a 411? Can I reprogram on the fly as conditions change and performance needs warrant a change?? 98 Single Rear Wheel 3500 7.4 Vortec. Of course, the guys wanted to see what the old iron block had in her, so they ran a baseline test. Is the Vehicle Control Module an ECM by another name? I borrowed a friends TBI 454 dually to pull my blazer one time and it impressed the **** outta me. The terms ECM, PCM, and VCM are all used to describe the engine computer by various manufacturers, yours is located above the radiator . So, what are the most common problems with the Chevy 454 Vortec? The 454 Vortec is the last in a line of one of the most successful classic engines in GM history. We can also take care of the TQ management for you. 496 MAG Performance Parts Performance Applications Chevy / GM Trucks In addition to the powerful YSI supercharger, the kit included a cog-drive system to eliminate belt slippage under boost. 2. 3. There was plenty of power left in the YSI, but at 847 hp we couldnt help but be amazed at the extra strength GM put into the design of their 290-hp big block. The Vortec enhancements simply allowed GM to pass smog at a higher RPM. Most ordersare shippedwithin 24 hours from the order date. The previous owner had the engine rebuilt in 2012 and tells me they installed an RV cam but I am not sure which one. 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. The 1993-or-so design FEAD has been shown the clear the factory hood. Check out their web sight Bankspower.com The issue with your tachometer would only be fixed if there is an actual issue with your PCM. 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. Yes, we tune for 87 octane unless a higher octane is requested. Thanks. As you can tell, it doesn't deliver much. The budget portion of the equation came from a 7.4L Gen VI big-block Chevy straight out of the local wrecking yard. This thing is weak as water. 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. It may not display this or other websites correctly. Stronger shift points for towing and power. Our kits include camshaft, lifters, piston rings, pistons, both rod and main bearings, cam bearings, timing components, oil pump, frost plugs and gasket set, with an option to purchase a crankshaft as well. When taken together, this fairly inexpensive approach can be good for noticeable gains in fuel economy. Based on experience, we have had good results with Comp Cams 212/218 hydraulic roller camshaft. The cooler charge air (plus tubing length and bends) dropped the peak boost pressure from 19.1 psi down to 17.7 psi. BBK Performance Parts 1710-XC GM VORTEC 305/350/454 80MM POWER PLUS THROTTLE BOD. As long as the engine is well maintained, reliability is not affected. Despite the impressive cooling powers of the carburetor, we were still concerned about the elevated charge temps going into the carburetor. Thanks. Oct 25, 2004 Do you guys know anything about the L29 Vortec motor. Feel free to call me with your vin # handy if you would like to get your order in. The old camshaft came out, too, with a meatier hydraulic bump stick with 0.600 inches of lift taking its place. 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. 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. Mar 20, 2011 #4 M MyBoTy Veteran Member Feb 9, 2002 1,567 Lubbock, Texas USA I would like to get the o2 delete. I have a GMC PCM service # 16238212 for a 99 Topkick w/7.4L 454 gas engine; and was wondering if you are able to repair these PCMs/ECMs or have an equivalent I can replace it with? We have been doing them on a limited basis, it has been very challenging to find good cores to use. Dodge RAM 3.0 Ecodiesel Performance Upgrades Guide, Best Ford 6.7 Powerstroke DPF Delete Kit Upgrade. do you think I could get more power with your ecm re-program? I recently ordered an ecm for a 7.4 vortec and was very impressed. 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. Also I have Thorley tri Y hearers on mine will that effect the tune? What is the difference between a Duramax 6.6-liter and a Chevrolet 7.4-liter engine? It was also noted to have more power for gasoline engines. It went through different upgrades over the years finally ending with the 454 Vortek which stopped production in 2001. Your email address will not be published. Check for Availability: $349.95. This upgrade will not only improve overall top end power but it also . Topping the engine is a borrowed four-barrel Holley XP carburetor. better yet have it tuned (Brian Bosch I believe is the man to talk to about . Performance. BBK is your Number One Aftermarket Performance Brand in the USA - American Designed and Built . The Vortec 7400 as you know lays down 290 HP and 410 LbFt of Torque. The Chevrolet 454-cubic-inch, or 7.4-liter, V-8 engine was an extremely powerful gas guzzler that should have remained obscure after the 1973 oil crisis. Learn more. Yes, we can resolve your issues. It is unlikely that the Vortec 454 accessories will clear the hood. I have a 1996 C3500 crew cab dually with a 7.4. They have a high strength carbon steel housing and a high performance rolled seam that exceeds OEM pressure requirements. Thank you. For a better experience, please enable JavaScript in your browser before proceeding. We can easily do this with the specs you provide. Really? Would you be able to tune this on a new computer so I can keep the original? 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. If you don't mind a "dirty" PCM case then we can take care of an order for you. Later i want to install the banks PPB 49070 package on this motorhome next year. Yes, we can do that. Will this correct my RPM gauge issue? Even so, this engine was built primarily to provide huge towing power for CAFE-standard exempt vehicles, so there remains some room for improvement. I'm is Arizona and I'm planning a trip this month after Bonneville, to Aberdeen, home town, and Centralia, still have relatives there. Short tube headers won't do anything for you but long tube headers would he beneficial. Please contact us directly to set that up at 800-417-4559. Without going into the engine, they make a supercharger kit for it, I know whipple use to. I have a 1996 Winnebago with a P30 chassis and a 454 75,000 miles and runs great. what features will i gain with this new unit. If you send it to us you avoid paying the core charge. Does this upgrade have a negative or positive impact on engine life? If so, is that the unit that sits above the radiator of a 2000 Itasca Suncruiser V32 w/ L29 7.4l (454ci) Vortec? Change to a synthetic oil that is light-weight. Overall Length: 3 inches, 74 mm. my old part number on ecm is 16263494 on 1999 454. Im also trying to get more out of this engine without tearing into it so I was just hoping this fixed my gauge as well. Don't worry about what a camshaft may produce at 4000-5000 rpms in truck engines like this - YOU DON"T DRIVE THERE! Is it not the same motor from 96 to 2001. 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. 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. I have 2000 Itasca, 30 foot Class A motor home with a high mileage engine, will the ECM performance reprogramming, short the life of my engine? I won't change the exhaust or add a ring eating K&N. Does this computer hav egr delete programmed into it. 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. I THINK I want a diesel until I look at the prices. We modify this so that it is still "safe" but definitely wakes the truck up. Install a high flow air filter and cold air induction intake. I'm sure there are other differences that would need to be addressed but you should still be able to re-use the original key and ignition harness. There should be no reason to ever need to reprogrammed in the future and if you needed a replacement PCM we can take care of that for you. The Chevrolet 454s of the 1970s were the most powerful, with the LS5 producing approximately 360 horsepower and the LS6 generating around 450 horsepower. Thousands of satisfied customers have reported fuel economy increases as well as less transmission downshifting because of the increased horsepower and torque. A stock 12v ain't got **** on a BBC. JavaScript is disabled. 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. The 7.4 Vortec was essentially the same big block 454 that Chevrolet used to power its muscle cars, but it gained a hydraulic roller camshaft and improved cylinder heads to make it considerably more efficient than the old LS6 could ever hope for. Even better than the big peak gains was the fact that the cam swap . Cost is $395 plus a $175 core charge which is refundable. 90 and older is particularly bad and that is largely due to NO OVERDRIVE. Im doing a full build on the motor Ive been told that these injections systems dont do well with these kind of upgrades. You can either pay $100 for the core and then be refunded when we receive back yours or you can send in your ECM for reprogram. The 1970 Chevrolet 454 was the most powerful with outputs of 360 and 450 horsepower from the LS5 and LS6, respectively. 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 In search of power, GM reverted to the big-block engine design, with a 454-cubic inch displacement. Whats the stock numbers on a Vortec 454? 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. Yes, it definitely will. To further improve power, we also upgraded the stock hydraulic roller camshaft with an XM284HR from COMP Cams that offered .547 lift, a 230/236-degree duration split and 112-degree lsa. Eric, we can program for EGR delete, cost would be $ 495.00 and would also include the performance tune . I have been watching lots of posts and things get carried away very quickly about getting big big hp. Anything that will help the performance. will your new part ecm work on this motorhome. To find out just how much the 30-year-old behemoth could muster, they took it to Westech Performances dyno room. Is it possible to upgrade the ECM on my 1994 Fleetwood Southwind Storm 454 TBI w/4L80E trans? No videos but your ECM is fairly easy to identify and replace. Normally, advancing the distributor would increase octane sensitivity and possibly fuel economy, but the upgraded ignition system will allow you to do so without adversely affecting fuel burn or horsepower. After configuring a discharge tube and adding some race fuel, we slowly supplied boost to the boneyard big block. I know they were installed in trucks from 96- 00?. Since the cat removal shift points have been wonky. I just bought this 97 suburban 4wd with the bbc. 5. will i notice anything? 7.4 chevy engine in georgia boy pursuit motorhome. The Vortec 454 was touted as having substantially more power. can you tune it Perform with these upgrades, We would like to have ordered the 7.4 custom tune ,but appearantly you are out of stock at the moment.Is there any time frame when you will have more modules.I would like to send you mine but I need my vehicle.Also we would like to have had the reasonable price. We also took the liberty of installing a Race-Port blow-off valve from Turbo Smart. It is bone stock except for tow mirrors and Kodiak door handles on all 4. The main improvements will be improved shifting and overall more torque to pull hills. FULL RESULTS-GEN 5 454 UPGRADE-STOCK PEANUT PORT HEADS. For more information, visit www.P65Warnings.ca.gov, NOTICE: Fororders outside of United States. Buy your ELGIN Industries HL-7003S Hydraulic Roller Valve Lifters set at Amazon. Precision Auto Injectors Set of 8 Genuine OEM 1996-2000 GMC Chevy 7.4L 454CID Vortec Rochester Fuel Injectors. A cold air induction setup will feed the engine cooler and more oxygen-dense air. If you would like to place your order feel free to give me a call at 800-417-4559. I list that this RV was originally equipped with a 4.63 rear gear ratio and a tire size of 225/70R19.5. You will gain approximately 35-40 horsepower and 45 lb-ft torque. Truth be told, Vortech offered a number of Maxflow Aftercooler systems but we selected an intercooler core we had on hand for testing. Buy your Painless Performance 60211 Standard Length MPFI Harness for 1996-2000 GM Vortec 7.4L V8 at Amazon! Programmers. I like my shift points where they are. We removed the factory EFI injection, and replaced it with simple carburetion. 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. We'll send you the most interesting Street Muscle articles, news, car features, and videos every week. The exhaust does not have CATS with dual to the muffler and single exit tailpipe. "SE" Special Edition Tuning Kit For MerCruiser 454 & 502 Magnum MPI Engines. Thanks for any help. If I send in a functional pcm for my Suburban mentioned in last question whats the average turn around for it? The batteries are fully charged and there is 12 volts to the distributor. 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. I heard these trucks have a torque management system does this computer give my truck back all its power? 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 Chevrolet BB Gen 6 454-502, '96-'00 Camshafts at Competition Products! Nothing I was finding really listed ACTUAL upgrades. Or is it what get is all you get? 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. Could you do a downstream 02 sensor delete? Surprisingly, the 454 laid down an impressive 330 horsepower and 475 pound-feet of torque. Just worth mentioning. I would think that u-haul did not use their own ECM. The UltraPower ECM performs very well on both stock engines and ones that have been upgraded with other modifications. The old, weak 240 HP 454 is every bit as. We do not go further back than 1996 (OBD2) modules, sorry. I have a vortec454 in a non smog az tow vehicle. Is there any way I could send you that one as a core in return for one to work in my 2000? Install a high-flow air filter and a cold air intake. Our typical turn around time is 2-3 business days. Typical turn around is 3-4 days, sometimes quicker. If not can a non uhaul ecm be used (ie plugged into the current harness)? Yes, we can tune your engine for more power, doesn't matter what type of transmission. Install an aftermarket windage tray in your engine. I have a 2000 OBS Chevy quad cab with a 454 Vortec. Truck has k&n air filter, 2.5 inch exhaust (no cats), e3 spark plugs and 8.5mm plug wires. Is there anything to be gained within my parameters? Oil tends to collect on the crankshaft counterweights, adding weight to the rotating assembly (crankshaft, rods and pistons) and reducing horsepower through parasitic drag. . Following up from previous question, here is the VIN 1GDG6H1BXYJ907917 and #s off the ECM, 09384681, sev. 800-417-4559 Jay, https://www.ultrarvproducts.com/UltraPower-GM-Workhorse-7.4L-(454)-Custom-Tuning. . We use the original black box PCM's. Would the retuned ECM provide any performance gains above what are present now? Do you folks know of cam upgrades along with tuning that would give power upgrades on a l21 with a manual transmission ? We will safeguard your e-mail and only send content you request. We can also adjust your speedometer to be correct. Some differences are: 1. We gain on average 45-50 horsepower and 50 ft. lb. The tire are one size larger than stock to the speedometer is off a little. I installed a K&N replacement are filter in the stock air box. The only weak link is the peanut port factory heads and the sprinkler style fuel injection. It is a re-programmed ECM, either you send yours in or we send you one on a core exchange. I have a few questions so bear with me here. This is perfect for an otherwise stock engine as the gains are the best bang for the buck by far. Both Vortec 7400 heads (the '98-'01 12560241 and the '96-'01 10141279) have about 100cc chambers. Free shipping for many products! The Vortec 8100 (RPO L18) is a V8 truck engine. As long as you don't have any emission systems removed, you will pass without any issues. In 2001, production of the 7400 line was discontinued. Always a big complaint with 454 TBI trucks. Also how much benefit do you think I would gain by going aftermarket catback exhaust. We require the VIN so that we can pull up your vehicle's specific parameters and create a truly customized tune for your vehicle. im wanting /needing power and torque. Install an aftermarket windage tray in your engine. Just make sure to include that information in the order comments and we can make that happen for you :). Been reading the net the last few days on power upgrades for my truck after reading the "best year diesel" thread on here. We can even modify these Chevy 454 rebuild kits to your specifications, giving your vehicle exactly what it needs for maximum performance. Gasoline engines do not require different settings for different conditions like a diesel engine does. Installed E3 spark plugs which seemed to help. Reference core exchange, what is the time limit for you to receive the exchange? The stock Vortec iron head will not tolerate more than .440-inch lift. Whether the kit is intended for stock replacement or racing, various levels of compression will allow for improved performance with emphasis on top-end power and high RPM.