. If you want to take full advantage of the cam swap then a custom tune will be needed to address that. I have a uhaul topkick with the 7.4. Turn around time is 1-2 business days. Project Boneyard Boost was one of those rare occasions where we got to apply a massive infusion of power to a motor that cost next to nothing. I plan on a couple of cross country trips this summer before the Banks PPB install, so, should I wait for the tune until after the Banks install or do the tune this year? This 1-ton dually truck is used for hauling a large slide in camper and atv trailer. 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. 496 cubic inches. How to Make a Chevy 454 Vortec More Efficient | It Still Runs The state of California requires that this warning be posted for people purchasing products that reside in California. My question is that I have a 1998 7.4 parts truck. It may not display this or other websites correctly. Check back with us as we plan on adding a set of Brodix Race Rite aluminum heads to the mix in Part 2 of Project Boneyard Boost. Yes, all gains listed are with 87 octane gas. GM 7.4 Vortec Ultimate Engine Guide - Specs, Problems, Performance 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. We can also take care of the TQ management for you. We would reprogram yours and put it in a new case so it looks nice! 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. Feel free to call me with your vin # handy if you would like to get your order in. I have a 1996 C3500 crew cab dually with a 7.4. As long as you don't have any emission systems removed, you will pass without any issues. Thank you for any information you could give me. A/T Flywheel, Hedman TEMS headers, and all the other good stuff that goes with a long block. I tow a large fifth wheel trailer with RPMs between 1800 to 2500 typically. The 8.1 Vortec was produced to compete with Dodge's 8.1 Magnum V10, and Ford's V10 Triton engines of the time. 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. There is a small red wire that has never been connected to anything. 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. These modifications will help to generate more horsepower without adversely affecting fuel efficiency, which will ultimately increase net mileage. We can even modify these Chevy 454 rebuild kits to your specifications, giving your vehicle exactly what it needs for maximum performance. Apr 14, 2016. Yes, this would be the compatible ECM with your VIN and part #. Weve seen a few 1996-1997 PCMs with this issue. After the normally aspirated testing, we replaced the 750 Holley with a dedicated blow-through 850 Holley carburetor from Carb Solutions Unlimited (CSU) and installed the Vortech supercharger kit. 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. Performance. 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. Chevy 8.1 Vortec Ultimate Engine Guide - Specs, Performance, Problems These Chevy 454 Vortec engines made 290 horsepower and 410 lb-ft. Chevy 454 HO Crate Engine Vortec 7400 engines were the final version of the 454 used in production vehicles or trucks. Apr 10, 2008 #5 M MyBoTy Veteran Member It would be a good idea to re-tune for the Banks and injection systems. 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. $360.56. Truck has k&n air filter, 2.5 inch exhaust (no cats), e3 spark plugs and 8.5mm plug wires. Originally Posted by PonyKiller87 Ok, sounds just like swapping over the 96-00 vortec 350 to the 0411 as far as the wiring goes. Vise grip, needle-nose and standard pliers. Headers exhaust. I straight wired it to test it and it will run. Pindar Really? It gets you an EGR blockoff plate for the Vortec 4.3/305/350 engines. We immediately checked the latest 8.1L off the list due to lack of availability and parts cross over. 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. Buy your K&N PF-1000 Fuel Filter at Amazon! To find out just how much the 30-year-old behemoth could muster, they took it to Westech Performances dyno room. I list that this RV was originally equipped with a 4.63 rear gear ratio and a tire size of 225/70R19.5. I have a few questions so bear with me here. 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. The budget portion of the equation came from a 7.4L Gen VI big-block Chevy straight out of the local wrecking yard. New 2-Piece Intake Manifold w/Long Intake Runners 7. The results: 567 horsepower and 537 pound-feet of torque on 89-octane pump gas! It debuted in 1970 as an upgrade of the 427 big-block V8 engine. Hello! Thanks for any help. Overall Length: 3 inches, 74 mm. I just ordered an ECM for my 7.4 and was curious on if you guys did this tuning on the 5.7s? The valve train is OHV with two valves per cylinder and multi-port fuel injection for fuel induction. 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. Yes, we can tune your ECM. A restrictive or clogged air filter makes the engine work harder to breathe, which reduces efficiency. 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. Buy your ELGIN Industries HL-7003S Hydraulic Roller Valve Lifters set at Amazon. When you buy a single component or a complete kit, like a camshaft, you must ensure that it is suitable for your car. Their high performance cellulose glass media traps contaminants such as rust, dirt, scale and other foreign materials. 2000 Chevy Truck 454 Specs | It Still Runs Please contact us directly to set that up at 800-417-4559. Despite the impressive cooling powers of the carburetor, we were still concerned about the elevated charge temps going into the carburetor. The Official Vortec 454 Info thread - GMT400 That just won't do. 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. Use for stock replacement OEM original equipment. I wouldn't mind an EGR delete for the part throttle improvement and a cleaner intake, but mostly I would like to keep everything else functioning, I am looking for more torque below 3,000 rpms, ideally in the 1500-2500 range, because almost all of my driving is in that range. I'm sorry, we can't tune anything prior to 1996 model year. The Muscle Automobile Period had come and gone before the 7400 series debuted. Hot Rod decided to bolt up some typical speed parts. Yes, we can tune your engine for more power, doesn't matter what type of transmission. my old part number on ecm is 16263494 on 1999 454. How much will the customization cost me? So if I have your tune done what is the turn around time sending my PCM to you? We can tune it if you can build it :). You would see a nice gain in power, on your 1997 we generally pick up about 30 horsepower and 35 lb-ft torque. This is only 1 of the many changes that we make with our programming to achieve great power gains. 7.4 Vortec Specs Chevy based the 7.4 Vortec off their 454 big block engine, hence the name 454 Vortec. 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. Boost your horsepower, torque, throttle response and fuel economy with the advanced Innovative Performance Chip compatible with your Chevrolet Silverado 1500! I'm saving up for the banks power pack system. I have the 411. A restrictive or clogged air filter will force the engine to work harder to breathe, which makes it less efficient. 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. All fuel injector specifications meet or exceed the manufacturer's specification standard. If they were cheap enough, sure. Mfg Performance Parts www.straubtechnologies.com www.distributorgears.com The Gray, the green with white strip and the black test grounded. Surprisingly, the 454 laid down an impressive 330 horsepower and 475 pound-feet of torque. First off, I snagged a used 454 throttle body off ebay and sent it out to www.rvmorsemachine.com to get bored to 54mm for some decent air flow for this big block project. We require the VIN so that we can pull up your vehicle's specific parameters and create a truly customized tune for your vehicle. K&N fuel injection performance kit. Free shipping for many products! A restrictive or clogged air filter will force the engine to work harder to breathe, which makes it less efficient. 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. Can you reprogram and net me the same HP & TQ numbers as the L29? You might be able to run an L29 cam, but you will need to consult an engine builder. 4.56 might be abit tall. If you send us your PCM, our turn around is usually 1-2 days. Its amazing what some bolt-on parts can do! Hi Warren, that is definitely something we can tune for. Please see our shipping terms for more information. Do a 12 swap and be done. Vortec 8100 8.1L Chevy GM Performance Parts - GEN 7 Big Block - 496MAG Or if I pay to send in, is the return shipping included in the $495? $199.95. At this point the engine run well, with no code problems. 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. high flow intake elbow, filter and MAF I plan on the injector and ignition work done in march. Thinner oil drags less on internal engine parts, helping the engine to spin more freely and run more efficiently. Some differences are: 1. Another popular upgrade is changing to Bosch 4 hole injectors. 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. Will this correct my RPM gauge issue? 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 The problem with making more power is that cost and performance often go hand in hand. The 454 HO crate engine boasts 438 HP and 500 lb-ft of torque. When you purchase, just let us know any modifications or requests and we can accomodate. You may also like. This combined with the internal step gearing and maximum engine speed of 6,000 rpm to produce a peak impeller speed of 51,700 rpm, well below the listed maximum of 65,000 rpm. 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. You can pretty easily get 400+ horses out of that thing and it be streetable. I have a 98 C-3500 dually with a Vortec 454. 7.4 Liter Vortec Info | GMC Truck Forum A cold air induction setup will feed the engine cooler and more oxygen-dense air. Your email address will not be published. Any "recalibration" would require sending your ECM to us for programming changes. We wanted to make sure the air/fuel and timing curves were spot on before running the supercharged monstrosity in anger. These fit: 1966-1998 Chevrolet & GMC 6.0L, 1970-2000 Chevrolet, GMC, Pontiac & Mercruiser Marine 7.4L 454, 2001-2009 Chevrolet & GMC 8.1L , Also fits Mercury Marine Big Block 7.4L, 8.1L & 8.2L Engines. I am certain we can get more power and overall better drivability with our tuning versus your current setup. Of course, the guys wanted to see what the old iron block had in her, so they ran a baseline test. 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). This ignition system upgrade will allow you to set your distributor for a little more timing advance. Is the Vehicle Control Module an ECM by another name? 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. I want to install a cam while you have the ECU. It was also noted to have more power for gasoline engines. My tech who does the programming is out of town this week so it would get done first thing next week if you wanted to go ahead with it. I am ready to pull the trigger if I continue to run 87 octane fuel. If you want to send your PCM in that you know is functional, that is the best way to do it. It specs out at 265 HP@4500 RPM and 340 ft/lbs of torque@3500 RPM. merci. 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. Buy your Painless Performance 60211 Standard Length MPFI Harness for 1996-2000 GM Vortec 7.4L V8 at Amazon! Whats the stock numbers on a Vortec 454? If I order a ecm reprogram will this fix my speedometer error too?? Does this computer hav egr delete programmed into it. I am upgrading the fuel injectors with the new Bosch III's and the plugs and wires. The air filter is easily removed, cleaned, and reused. I will be sending you my ECU. For more information, visit www.P65Warnings.ca.gov, NOTICE: Fororders outside of United States. The issue with your tachometer would only be fixed if there is an actual issue with your PCM. What type of gains could I expect with a tune for this? Is it possible to upgrade the ECM on my 1994 Fleetwood Southwind Storm 454 TBI w/4L80E trans? watch out for chips as they just bump the fuel curve. Chevrolet 7.4 Vortec was a modern-day improvement of the firms most legendary big block. The single core from CXRacing featured 3.5-inch inlet and outlets and had been tested previously at over 1200 hp and 25 psi. Stronger shift points for towing and power. After configuring a discharge tube and adding some race fuel, we slowly supplied boost to the boneyard big block. It will be plug and play. 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. CAN YOU REALLY MAKE DECENT POWER WITH A SET OF PEANUT PORT BBC HEADS?. 800-417-4559 Jay, https://www.ultrarvproducts.com/UltraPower-GM-Workhorse-7.4L-(454)-Custom-Tuning. youll have to stick to a torque cam because of the computor needs vacuum (speed density) headers will help greatly. 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. Following up from previous question, here is the VIN 1GDG6H1BXYJ907917 and #s off the ECM, 09384681, sev. 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. While we do get reports back of fuel economy gains, that is something we can not guarantee as there are just too many variables that can affect an RV's fuel economy. I have a 2000 OBS Chevy quad cab with a 454 Vortec. Check if this part fits . my ecm has to be replaced. To allow the motor to rev cleanly to 6,000 rpm under boost, the cam upgrade was teamed with a new set of beehive valve springs. I had a 7.3 F250 about 8 years ago and I really think the ol Chevy would run with it or out run it. It went through different upgrades over the years finally ending with the 454 Vortek which stopped production in 2001. Step 2 Install a high flow air filter and cold air induction intake. 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 $. Do you offer anything for the 5.3? If you are placing an order to ship outside the United States, Shipping Insurancewill be required and added automatically at checkout. We removed the factory EFI injection, and replaced it with simple carburetion. All other modifications are going to be expensive, labor intensive and still not necessarily yield the same results. It is located on top of the radiator support and has 4 connectors going into the back of it. BBK 1710 80mm Throttle Body - High Flow Power Plus Series GM Vortec 305 We use cookies to ensure that we give you the best experience on our website. I replaced the relay to no avail. 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. You might also want to consider a high voltage coil, high performance 8 mm spark plug wires and a set of quality aftermarket spark plugs to help your engine ignite more of the fuel that goes through it. Chevrolet Performance 454 HO 454ci/438HP Crate Engine - JEGS We can do the tune now with the Banks kit taken into consideration for down the road. Do you have identifying marks on the ECU? Only tow rigs I have used to pull my Jeep with was this truck and my DD Driver 5.3 Tahoe. So, what are the most common problems with the Chevy 454 Vortec? We can accommodate your requests for the oxygen sensors, speedometer adjustment and increased HP/TQ. what does this do at emission inspections?? TQ with those modifications done. Even stock we see impressive gains but even more so with the Banks PowerPack installed. . WARNING: Products may contain one or more chemicals known in the State of California to cause cancer and/or birth defects or other reproductive harm. 3. How to Make Power with a Chevy TBI V-8 - MotorTrend Thousands of satisfied customers have reported fuel economy increases as well as less transmission downshifting because of the increased horsepower and torque. If you are wanting to keep the truck otherwise stock, the tuning would be your best upgrade to boost the performance and it would definitely help the low end where you are wanting it to. Check if this part fits . Short tube headers won't do anything for you but long tube headers would he beneficial. Yes, we can resolve your issues. This is not an automatic check, it is performed manually by a parts specialist once the order is placed. 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 I think I am going to swap on a good set of aftermarket heads and change out to an Edelbrock Pro Flo EFI. 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. Thinner oils allow the internal engine components to spin more freely and effectively, which improves their function. Howards, Hydraulic Roller Camshaft, Chev BB Gen 6 454-502, GM, Chev BB Billet Steel Hyd. Can I reprogram on the fly as conditions change and performance needs warrant a change?? I have a vortec454 in a non smog az tow vehicle. 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. Is there any way I could send you that one as a core in return for one to work in my 2000? Elgin Industries set of (16) Hydraulic Roller Valve Lifters compatible replacements for Big Block Chevy GMC & Pontiac engines. 454 Vortec - What happened to the horsepower? - Google Groups 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. Does this upgrade have a negative or positive impact on engine life? We can tune the 2000 ECM for that engine and I'm pretty sure the ignition harness on that vehicle has no tie in with the ECM. Mark McNabb was a contributor at TopSpeed from 2013 to 2018. Seems like it's lacking power towing my boat. The terms ECM, PCM, and VCM are all used to describe the engine computer by various manufacturers, yours is located above the radiator . Parts overview- James L29 Vortec 454 build Ep2 - YouTube 0:00 / 19:37 Parts overview- James L29 Vortec 454 build Ep2 20,387 views Oct 10, 2019 391 Dislike Share Save Dick Hamm 4.68K. Engine is in stock configuration with no upgrades. Would we still get the good price when you get more control modules in stock? BBK Performance Parts 1710-XD GM VORTEC 305/350/454 80MM POWER PLUS THROTTLE BOD. I know they were installed in trucks from 96- 00?. Yes, you will still pass emissions as long as you don't tamper with the existing emissions systems. I have Bosch Gen III injectors; Volant Air intake; and 3 exhaust. 1996 c3500 dually 7.4 with 5 speed. 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. Use a set of long-tube headers (exhaust manifolds) and an aftermarket exhaust system. From my experience, the HyperTech programmer for those engines is pretty generic and does not make very many changes in the programming. . At the relay the Orange wire is hot with 12 volts continually. Dyno-tested with up to 50% more airflow than restrictive factory box air filter and intake tube. Gains will be on par with what we achieve with the RV's so it will very well suited for towing. With the baby stock cam they made 290hp and 415 ft lbs of torque. We have a complete Banks Power System and Banks Air Flow. This upgrade will not only improve overall top end power but it also . Is this doable? Very interested in this. They seem to be similar to those used in your RV work. 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". We are not able to assist in providing this PCM. 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). If you send it to us you avoid paying the core charge. 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. Banks iDash: SuperGauge & DataMonster. "SE" Special Edition Tuning Kit For MerCruiser 454 & 502 Magnum MPI Engines. This is a stock style setup, featuring a 4.000" stroke and bore sizes ranging from 4.250" (standard) to 4.375". 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? Vortec Big block performance upgrades. - GMT400 vortechsuperchargers.com. 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. After all, every horsepower lost to such "parasitic drag" is one less that won't be helping your truck move down the road. 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.
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