454 vortec performance upgrades

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. Richard Rowe has been writing professionally since 2007, specializing in automotive topics. Thanks. Another popular upgrade is changing to Bosch 4 hole injectors. Just worth mentioning. 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. Thanks. Et si je devrai faire recalibrer mon ecm? The P12 was only available for 1 or 2 years so there wasn't enough demand to continue producing products for it. 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. For a plain jane Sierra, not bad in my opinion. 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. 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/. The Vortec 454 was touted as having substantially more power. The Vortec 7400 was based on Chevrolets 1995 7.4-liter 454-cubic inch V8 big block, which produced 230 horsepower. CHEVROLET 7.4L/454 - Free Shipping on Orders Over $99 at Summit Racing Departments Restoration Stock Replacement Street Rod Shop Departments Air & Fuel Delivery Books/Videos/Software Brake Systems Chassis & Suspension Cooling & Heating Engines & Components Exhaust Exterior & Accessories Fasteners & Hardware Fittings & Hoses Gaskets & Seals You may also like. We set all the parameters in the PCM, so you will not have a way to make adjustments on your end. We require the VIN so that we can pull up your vehicle's specific parameters and create a truly customized tune for your vehicle. I am upgrading the fuel injectors with the new Bosch III's and the plugs and wires. performance upgrades for 88-94 TBI chevy truck.? Free shipping. At the relay the Orange wire is hot with 12 volts continually. 7.4 Liter Vortec Info | GMC Truck Forum 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. 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? Can you reprogram and net me the same HP & TQ numbers as the L29? We use the original black box PCM's. This is a crew cab, 8 foot bed. 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. Engine Hotrodders' Lounge Body - Exterior Transmission - Rearend . a good set of headers help to. I have Bosch Gen III injectors; Volant Air intake; and 3 exhaust. If it does work what would do for pulling and climbing hills? If you had the proper tuning software, you could tune it yourself later. Not sure if you have any other issues causing low power though because it should outperform the 5.7L, especially towing. 1999 vortec 454 7.4 - HPTuners 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. Jump to Latest Follow . It is a redesigned Chevrolet Big-Block engine and was introduced with the 2001 full-size pickup trucks. The tuning is custom to each vehicle depending on calibrations, modifications and any special requests. 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. The state of California requires that this warning be posted for people purchasing products that reside in California. UltraPower GM / Workhorse 7.4L (454) Custom Tuning - Brazel's RV Can I tune it myself later with my own tuner or is it still a black box like the oem? That represents a 70-percent increase in horsepower. I called Banks Power last week to try and find out what they recommend. 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. It went through different upgrades over the years finally ending with the 454 Vortek which stopped production in 2001. 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? 98 Single Rear Wheel 3500 7.4 Vortec. The 454 HO crate engine boasts 438 HP and 500 lb-ft of torque. We use cookies to ensure that we give you the best experience on our website. Yes our tuning does work for trucks as well. It was known as the Vortec 7.4 (7400, Regular Production Option designation L29) in North America and across other markets. 496 MAG Performance Parts Performance Applications Chevy / GM Trucks The bill: $3,699.96 for all but the carb. vortechsuperchargers.com. Some differences are: 1. They seem to be similar to those used in your RV work. The heads, pistons, and intake are stock. I list that this RV was originally equipped with a 4.63 rear gear ratio and a tire size of 225/70R19.5. 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. 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. This is not an automatic check, it is performed manually by a parts specialist once the order is placed. It can be done fairly cheap , power for days and 15-20mpg, I repeat. 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 FULL RESULTS-GEN 5 454 UPGRADE-STOCK PEANUT PORT HEADS. is this unit ready for plug and play. Is it not the same motor from 96 to 2001. 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. Best, least expensive way to get more power out of this engine is with our custom tune. I didnt see anything on the site but that doesnt mean I saw everything. If you choose the core option we will program an ECM here and ship to you. Technical Specifications: No filter cleaning required for up to 100,000 miles. The great thing about using a blow-though carburetor combination is the intercooling effect you get from the introduction of fuel. It may not display this or other websites correctly. . But don't despair. And what is the final cost of your ECM. 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. 7.4 Vortec Performance Upgrades - BOOST YOUR ENGINE How To Add 70 Percent More Power to A Chevy 454 V-8 - Top Speed I've always heard that they were a good upgrade to the TBI 454 and earlier 454 heads. Thinner oil drags less on internal engine parts, helping the engine to spin more freely and run more efficiently. What are your recommendations?? Naturally, the truck-based 454s. How to Make a Chevy 454 Vortec More Efficient | It Still Runs Solenoid resistance: 12.5 Ohms. 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. We will safeguard your e-mail and only send content you request. I like my shift points where they are. Feb 1, 2016 #2 Jorge6.5 I'm Awesome Joined May 17, 2013 Messages 1,015 Reaction score To others, the 7.4 Vortec 454 big-block was the perfect engine at the wrong time. I have been watching lots of posts and things get carried away very quickly about getting big big hp. BBK Performance Parts 1710-XD GM VORTEC 305/350/454 80MM POWER PLUS THROTTLE BOD. . Roller Lifters 5. Great motor and runs strong with gobs of TQ. The main improvements will be improved shifting and overall more torque to pull hills. BBK is your Number One Aftermarket Performance Brand in the USA - American Designed and Built . 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? How to Make Power with a Chevy TBI V-8 - MotorTrend If powertrain performance projects and hardcore technical content are your interest, Power & Performance News is the publication designed for you. Please see our shipping terms for more information. Chevy Performance BBC L29 Vortec Cast Iron Cylinder Head - JEGS Top 4 Best Cam For Stock 454 Big Block Review - Tools BIble Unfortunately this is not something that we offer. 4 Bolt Main GM Factory Vortec, Edelbrock's Performer Multi-Point EFI. It will not void your factory warranty, and does not modify any emissions systems. Cats have been removed as well as smog pump. Would this work on 1996 7.4L L29? Recommended 454 TBI modifications | TBI - harristuning.com So, I am contemplating upgrading this thing for more power, or selling and buying a Dmax. The Vortec 8100 was built off of the GM 454 engine platform, also known as the 7.4 Vortec. Change to a synthetic oil that is light-weight. The truck does not need to be emissions compliant. 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 $. Does this upgrade have a negative or positive impact on engine life? The cooler charge air (plus tubing length and bends) dropped the peak boost pressure from 19.1 psi down to 17.7 psi. 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. 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 1993-or-so design FEAD has been shown the clear the factory hood. We wanted to make sure the air/fuel and timing curves were spot on before running the supercharged monstrosity in anger. It's a nice cam for a 454 big block chevy engine that runs with 1500-6500 RPM Range. Vortec Big block performance upgrades. - GMT400 With the intercooler assembly in place, we once again ran the blown big block in anger with amazing results. Mar 20, 2011 #4 M MyBoTy Veteran Member Feb 9, 2002 1,567 Lubbock, Texas USA Boneyard Boost: Vortech 454 - Street Muscle But like any stock engine, there was tons of power left to be squeezed out. Marks spare time was heavily consumed by reading automotive magazines and wondering how in the heck people could land a job testing cars all day. Our typical turn around time is 2-3 business days. The most important changes that are made have to do with spark advance, fueling, transmission shifting and torque management settings. Install an aftermarket windage tray in your engine. In addition to the powerful YSI supercharger, the kit included a cog-drive system to eliminate belt slippage under boost. I have a vortec454 in a non smog az tow vehicle. Free shipping for many products! Full Forum Listing. Chevy 5.7 Vortec Engine Performance Upgrades 454 Project Tow Beast - TBICHIPS | TBI GM 7.4 Vortec Ultimate Engine Guide - Specs, Problems, Performance Feel free to call me with your vin # handy if you would like to get your order in. The tire are one size larger than stock to the speedometer is off a little. Thank you for any information you could give me. A restrictive or clogged air filter makes the engine work harder to breathe, which reduces efficiency. Is this enough information to create a tune or will you need more information? 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. The Gray, the green with white strip and the black test grounded. Could you do a downstream 02 sensor delete? Thanks. I have a 98 C-3500 dually with a Vortec 454. I am ready to pull the trigger if I continue to run 87 octane fuel. I just ordered an ECM for my 7.4 and was curious on if you guys did this tuning on the 5.7s? K&N fuel injection performance kit. Thousands of satisfied customers have reported fuel economy increases as well as less transmission downshifting because of the increased horsepower and torque. no. The Muscle Automobile Period had come and gone before the 7400 series debuted. You would see a nice gain in power, on your 1997 we generally pick up about 30 horsepower and 35 lb-ft torque. If you would like to place your order feel free to give me a call at 800-417-4559. The same 290 horsepower that was standard for all GM cars in 1980 was maintained throughout the decade. We can easily do this with the specs you provide. 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. Banks iDash: SuperGauge & DataMonster. Hello! I have a 2000 7.4 engine transmission and full wire harness and ECM from one motorhome and want to put it in my 1995 motorhome. will i notice anything? The heads used on the L29 combined the large oval intake ports with small (100 cc) combustion chambers to produce a slightly higher (than the Gen V) 9.0:1 compression. 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! If I send yall Parts list of what kind of cam, injectors, pistons, etc. It is located on top of the radiator support and has 4 connectors going into the back of it. So I have a 98 K3500 with the 7.4L and I use it mainly for hauling, but I have began to daily it. What sets us apart from the others? 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. Some parts are not legal for use in California or other . Any "recalibration" would require sending your ECM to us for programming changes. I heard these trucks have a torque management system does this computer give my truck back all its power? 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. 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? I bought this truck brand new. 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? 2. Do you have identifying marks on the ECU? Other #s not sure what they are if theyre useful, 86DAFMM0017433PS, HDW # 16239740. 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. I have had a hard time finding much of anything for these engines. Only tow rigs I have used to pull my Jeep with was this truck and my DD Driver 5.3 Tahoe. Buy your Big Autoparts Ignition Distributor Set DR474 DR331 at Amazon! Don't know how tuning would work. Check if this part fits . The stock Vortec iron head will not tolerate more than .440-inch lift. The K&N raises the horsepower of your 5.7 Vortec crate engine by 45 percent. It is not 4x4. Hardin Marine - EFI Upgrade Kits Warmed up at idle the gauge is reading 1200RPM then put it into drive holding the brake and its reading about 1000RPM. To find out just how much the 30-year-old behemoth could muster, they took it to Westech Performances dyno room. 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 We can adjust for speedometer error. Use for stock replacement OEM original equipment. Yes, we can tune your ECM. The tuning alone will be the single biggest change you can make to improve power and throttle response. The budget portion of the equation came from a 7.4L Gen VI big-block Chevy straight out of the local wrecking yard. Buy your Chevrolet Performance 454 crate engine from JEGS High Performance today! If you send us your PCM, our turn around is usually 1-2 days. Why a motorhome? It was bone stock 2x4 extended cab dually. 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. 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. Rowe studied engineering, philosophy and American literature at Central Florida Community College. 454 HO Crate Engine | Big Block | Chevy Performance Parts - Chevrolet However, Chevy still offers the 454 big block V8 as a crate engine. We have been doing them on a limited basis, it has been very challenging to find good cores to use. Precision Auto Injectors Set of 8 Genuine OEM 1996-2000 GMC Chevy 7.4L 454CID Vortec Rochester Fuel Injectors. I read in earlier questions asked that you had stopped doing the earlier ones. Yes you are correct that there is torque management which "pulls" back power when taking off from a stop. What type of gains could I expect with a tune for this? I sprayed starter fluid in the tbi and it fired up for a few second. As long as you don't have any emission systems removed, you will pass without any issues. 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. Or if I pay to send in, is the return shipping included in the $495? Headers suggested. Injector type: US-CAR, saturated. I have a 2000 OBS Chevy quad cab with a 454 Vortec. Whats the stock numbers on a Vortec 454? Sorry I dont have the VIN, the truck is not local, I have a 1998 2500 7.4 Vortec GMC Suburban. 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. im wanting /needing power and torque. Truck is stock otherwise and runs good just looking for more out of it. I fought this truck with the cats deleted and air pump disabled. 800-417-4559 Jay, https://www.ultrarvproducts.com/UltraPower-GM-Workhorse-7.4L-(454)-Custom-Tuning. I know they were installed in trucks from 96- 00?. It was also noted to have more power for gasoline engines. Just wondering because Id buy one of those as well. Following up from previous question, here is the VIN 1GDG6H1BXYJ907917 and #s off the ECM, 09384681, sev. I THINK I want a diesel until I look at the prices. If you want to take full advantage of the cam swap then a custom tune will be needed to address that. Do you have any videos of how to locate and remove my ECM? Fortec4x4 Jeep Customizing - FORTEC4x4 I am considering some performance upgrades to my 2000 Winnebago Brave with the 7.4 liter engine. The only weak link is the peanut port factory heads and the sprinkler style fuel injection. After all, every horsepower lost to such "parasitic drag" is one less that won't be helping your truck move down the road. Gains with the modifications you have done would be around 45 HP/ 45 TQ. My question is what cam you would recommend for towing? Thanks, WILL THE 2000 1 TON DULLY I HAVE STILL PASS CAL SMOG WITH THIS TUNE UP EMC. 7.4 Vortec Vehicles Applications The Vortec 7400 had two variants, the L29 and L21, and they appeared in the following vehicles: watch out for chips as they just bump the fuel curve. cam with matching torque converter and headers would be easy. I'm interested in the available upgrades for the vortec 454. Heads, intake and headers would definitely wake it up. My next upgrade is going to be exhaust. 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. 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 . 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.

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