Yes you are correct that there is torque management which "pulls" back power when taking off from a stop. 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. Other #s not sure what they are if theyre useful, 86DAFMM0017433PS, HDW # 16239740. When taken together, this fairly inexpensive approach can be good for noticeable gains in fuel economy. We have no issues with tuning a higher mileage engine as long as it is in good running condition. Check if this part fits . 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. 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 Reasons to buy: 2000 Chevy Truck 454 Specs | It Still Runs Best, least expensive way to get more power out of this engine is with our custom tune. How much will the customization cost me? Return shipping is included , you are responsible for shipping to us , however if you choose the "core charge" and order the ECM , we can provide a return shipping label for your core and deduct from the core refund. I have a vortec454 in a non smog az tow vehicle. 95K views 2 years ago WESTECH PERFORMANCE GROUP LETS TALK TORQUE! I won't change the exhaust or add a ring eating K&N. A stock 12v ain't got **** on a BBC. For this test, the motor was configured with an Edelbrock RPM Air Gap intake and Holley 750 carburetor. Yes, we can do that. Is the pcm that is used a 411? Make use of long-tube headers (exhaust manifolds) and an aftermarket exhaust system. So, I am contemplating upgrading this thing for more power, or selling and buying a Dmax. 496 MAG Performance Parts Performance Applications Chevy / GM Trucks Yes, we can resolve your issues. I just ordered an ECM for my 7.4 and was curious on if you guys did this tuning on the 5.7s? The 7.4L was originally offered in three versions: the LS5, LS6, and LS7 (which was never offered as a factory option to the general public). Does this upgrade have a negative or positive impact on engine life? Full Forum Listing. That being said, the threads on the net are pretty old. I called Banks Power last week to try and find out what they recommend. Only a set of dyno headers and an electric water pump were different. I have a few questions so bear with me here. 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. Despite the impressive cooling powers of the carburetor, we were still concerned about the elevated charge temps going into the carburetor. I'm sorry, we can't tune anything prior to 1996 model year. They have a high strength carbon steel housing and a high performance rolled seam that exceeds OEM pressure requirements. You can definitely hold on to your PCM, that is not an issue. The GM 7.4L UltraPower ECM has long been the ultimate performance modification you can make to your GM 7.4L powered RV or truck with the highest power gains on the market! Aftermarket hood are hit and miss, we did find that the integrated airbox arrangement of the Suncoast hood played havoc with clearances that were confirmed to fit within the factory underhood bracing. I assume the module is a pre-programmed ECM chip that replaces the stock ECM chip. Every horsepower subtracted as a result of parasitic drag is one less horsepower that wont help your truck travel down the road. 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. With the baby stock cam they made 290hp and 415 ft lbs of torque. HOW TO UPGRADE YOUR TBI PEANUT PORT 454 - YouTube 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. I plan on the injector and ignition work done in march. The Vortec 7400 as you know lays down 290 HP and 410 LbFt of Torque. The tuning is custom to each vehicle depending on calibrations, modifications and any special requests. 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! and will it improve my over all power? Fortec4x4 Jeep Customizing - FORTEC4x4 The previous owner had the engine rebuilt in 2012 and tells me they installed an RV cam but I am not sure which one. We can accommodate your requests for the oxygen sensors, speedometer adjustment and increased HP/TQ. 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. At the relay the Orange wire is hot with 12 volts continually. Can you tune my new 2000 ECM and will it work without the original key and ignition harness. We would just need to know the tire size you are running and if the rear gear ratio was ever changed from factory. I am certain we can get more power and overall better drivability with our tuning versus your current setup. Do you folks know of cam upgrades along with tuning that would give power upgrades on a l21 with a manual transmission ? 1999 vortec 454 7.4 - HPTuners We can easily do this with the specs you provide. The Gray, the green with white strip and the black test grounded. These modifications will improve net mileage without sacrificing power, resulting in better overall mpg. 1997 gmc 3500 cc dually. It is a redesigned Chevrolet Big-Block engine and was introduced with the 2001 full-size pickup trucks. Apr 9, 2008 #4 7 70SSman Veteran Member Aug 11, 2005 134 Amston, CT, USA 100$ with low miles. If so, is that the unit that sits above the radiator of a 2000 Itasca Suncruiser V32 w/ L29 7.4l (454ci) Vortec? I am considering your tune for my motorhome. I THINK I want a diesel until I look at the prices. There is a small red wire that has never been connected to anything. I THINK I want a diesel until I look at the prices. The compression was plenty low for use with the blower, but the extra power it provided would eventually be multiplied by the boost. We do not have a hard and fast rule on core returns for the UltraPower programming ECM's as long as it is in reason. Check if this part fits . no. Growing up, Mark always had a mind for tinkering on random items throughout his home and dads garage, including a 1953 Ford Mainline and 1971 Corvette Stingray. We tune the original black box PCM but do not do the 411 swap. Free shipping for many products! Mfg Performance Parts www.straubtechnologies.com www.distributorgears.com Bosch p/n: 0280155884. 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. 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. If it is a 1998 then yes you can. But like any stock engine, there was tons of power left to be squeezed out. If I send yall Parts list of what kind of cam, injectors, pistons, etc. Free shipping. Please just leave in the order comments your requests to be done. The exhaust does not have CATS with dual to the muffler and single exit tailpipe. 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. 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). Some parts are not legal for use in California or other . The banks system will give you 70hp and 85lb-ft. JavaScript is disabled. Check for Availability: $349.95. Im doing a full build on the motor Ive been told that these injections systems dont do well with these kind of upgrades. CAN YOU REALLY MAKE DECENT POWER WITH A SET OF PEANUT PORT BBC HEADS?. 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. My question is you claim 40-55 hp gain on the 7.4l , and all the other tuners on the internet only claim 20-25hp gain, will I really see 40-55hp gain with stock engine, exhaust, and air filter? Have you plugged an OBD2 reader into the truck to see what it is displaying for RPM? Well, they can be had stupidly cheap, not counting the extra work it takes to remove the engine and then dispose of the lifeless RV. And what is the final cost of your ECM. Yes, as long as it is a "J" (8th digit of the VIN) Vortec 7.4L, we can tune it. Can I reprogram on the fly as conditions change and performance needs warrant a change?? Is there any way I could send you that one as a core in return for one to work in my 2000? Just need a working substitute, no enhancements really needed. 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. It went through different upgrades over the years finally ending with the 454 Vortek which stopped production in 2001. better yet have it tuned (Brian Bosch I believe is the man to talk to about . Yes, we can tune your engine for more power, doesn't matter what type of transmission. We do not go further back than 1996 (OBD2) modules, sorry. Straight Port Cylinder Heads 6. Install a high-flow air filter and a cold air intake. 454 VORTEC UPGRADES | HardlineCrawlers The Vortec 8100 was built off of the GM 454 engine platform, also known as the 7.4 Vortec. Mostly people saying to try this and try that. So, I am contemplating upgrading this thing for more power, or selling and buying a Dmax. . After selecting a motor, we set about making the necessary changes for our test. He could even be found working on tractors or hay bailers while on vacation at his uncles farm. Is it possible to get the newer 0411 with your tune for my truck. Installed E3 spark plugs which seemed to help. It is bone stock except for tow mirrors and Kodiak door handles on all 4. Our tuning is based off of extensive dyno testing of RV's, and while results may vary, our gains are generally higher than others due to our expertise in the tuning of the L29 7.4L. A/T Flywheel, Hedman TEMS headers, and all the other good stuff that goes with a long block. Vortech Superchargers If powertrain performance projects and hardcore technical content are your interest, Power & Performance News is the publication designed for you. L29 454 Vortec | Team Chevelle Roller Lifters 5. Is it worth tuning a black box or worth changing to 411, I have headers ,cat delete, 19.5 five 0 injectors, and Pulling cam swap. The tune will definitely wake the truck up. 7.3 is 250-275/505-525 stock. Naturally, the truck-based 454s were tuned for torque, so having nearly 500 pound-feet wasnt a big surprise. The K&N raises the horsepower of your 5.7 Vortec crate engine by 45 percent. Thinner oils allow the internal engine components to spin more freely and effectively, which improves their function. 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*. It is a re-programmed ECM, either you send yours in or we send you one on a core exchange. 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. $399.99. Short tube headers won't do anything for you but long tube headers would he beneficial. 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. I have the 411. 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 borrowed a friends TBI 454 dually to pull my blazer one time and it impressed the **** outta me. I have a 1996 C3500 crew cab dually with a 7.4. Its 567 horsepower of usable, reliable, fun power that anybody on a budget can build. Truck runs great doesnt miss or anything just seems to not really have any power at all in 1st gear and alittle more in second gear. We also took the liberty of installing a Race-Port blow-off valve from Turbo Smart. My question is that I have a 1998 7.4 parts truck. 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. performance upgrades for 88-94 TBI chevy truck.? merci. Recommended 454 TBI modifications | TBI - harristuning.com If you choose the core option we will program an ECM here and ship to you. We would reprogram yours and put it in a new case so it looks nice! The Vortec 454 was touted as having substantially more power. Please see our shipping terms for more information. 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. Gains will be on par with what we achieve with the RV's so it will very well suited for towing. Can you guys tune that ecm? Don't worry about what a camshaft may produce at 4000-5000 rpms in truck engines like this - YOU DON"T DRIVE THERE! It's a nice cam for a 454 big block chevy engine that runs with 1500-6500 RPM Range. I list that this RV was originally equipped with a 4.63 rear gear ratio and a tire size of 225/70R19.5. The tuning alone will be the single biggest change you can make to improve power and throttle response. Truth be told, Vortech offered a number of Maxflow Aftercooler systems but we selected an intercooler core we had on hand for testing. Whats the stock numbers on a Vortec 454? Yes, we can tune your ECM. 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. Only a set of dyno headers and an electric water pump were different. what features will i gain with this new unit. Been reading the net the last few days on power upgrades for my truck after reading the "best year diesel" thread on here. Yes we modify the shift patterns to hold the upper gears longer, your shift kit would not interfere or cause issues. You claim 40-55hp gains is that something that I will notice drastically or is it more of a subtle power increase? I like my shift points where they are. I'm saving up for the banks power pack system. The state of California requires that this warning be posted for people purchasing products that reside in California. Buy in monthly payments with Affirm on orders over $50. K&N Performance Fuel Filters are built for high flow rates and capacity while they provide outstanding filtration. At times I get a dtc for bank 1 and 2 too rich. Just wondering because Id buy one of those as well. My goal is to improve torque and trans efficiency then MPG. 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. The General Motors 7400 is the name given to a 7.4-liter Vortec engine produced by GM from 1996 until 2001 as a truck engine. The truck does not need to be emissions compliant. Buy your K&N PF-1000 Fuel Filter at Amazon! Thanks. My question is what cam you would recommend for towing? 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. Some of which are going with an upgraded ignition, headers, removing the cats and having the computer flashed to shut down the secondary O2 sensors. 2019 Rodney W. Brazel Inc. - Ultra RV Products is a Division of Brazel's RV Performance, UltraPower GM / Workhorse 1998-2000 7.4L Vortec (454) Custom Tuning, within 24 hours from the order date. Dont buy a camshaft because someone claims its fantastic; instead, purchase one because you know it will fit your vehicle and give you the performance look you desire. The issue with your tachometer would only be fixed if there is an actual issue with your PCM. Raylar performance packages allow your 496 to produce massive amounts of power without sacrificing reliability. 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. Please contact us directly to set that up at 800-417-4559. Nothing I was finding really listed ACTUAL upgrades. The ignition timing was dropped to 21 degrees and after adding a few jets to the carburetor, we were rewarded with some serious power. 454 Vortec Reliability and Ownership Guide, Pre-Purchase Inspection: What to look out for, crate version of the 454 big block from Chevy, 1996-2000 Chevrolet/GMC C/K GMT-400 platform trucks 2500/3500, 1996-1999 Chevrolet Suburban 2500/GMC Suburban 2500, 1996-2000 Chevrolet Express ( & 1 ton versions), 19982001 Chevrolet Kodiak/GMC TopKick/Isuzu H-Series 4500 5500, Larger Fuel Injectors and Fuel Pump Regulator. m) at 3200 rpm. This ignition system upgrade will allow you to set your distributor for a little more timing advance. That said, the main internal differences between the L29 and L21 is that the L21 has forged pistons and crankshaft. 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. For a better experience, please enable JavaScript in your browser before proceeding. That just won't do. I have been watching lots of posts and things get carried away very quickly about getting big big hp. I have now disassembled the entire engine (except the crank and pistons) to check that everything looks good, remove all the dirt and grease and to prepare it for a rebuild. Common Problems with Chevy 454 Vortec (Explained!) I would like to get the o2 delete. UltraPower GM / Workhorse 7.4L (454) Custom Tuning - Ultra RV Products The air filter is easily removed, cleaned, and reused. youll have to stick to a torque cam because of the computor needs vacuum (speed density) headers will help greatly. It wasnt the best moment to put out a big cubic inch big block designed for performance vehicles, but the Chevy 454 made an impact. 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. Just make sure to include that information in the order comments and we can make that happen for you :). I installed a K&N replacement are filter in the stock air box. Dodge RAM 3.0 Ecodiesel Performance Upgrades Guide, Best Ford 6.7 Powerstroke DPF Delete Kit Upgrade. Surprisingly, the 454 laid down an impressive 330 horsepower and 475 pound-feet of torque. If you want to take full advantage of the cam swap then a custom tune will be needed to address that. Vortec 8100 8.1L Chevy GM Performance Parts - GEN 7 Big Block - 496MAG Hot Rod And remember, thats all without touching the bottom end. I tow a large fifth wheel trailer with RPMs between 1800 to 2500 typically. He has worked as a tractor-trailer driver and mechanic, a rigger at a fire engine factory and as a race-car driver and builder. What type of gains could I expect with a tune for this? Jump to Latest Follow . The Vortec 8100 (RPO L18) is a V8 truck engine. 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. Only tow rigs I have used to pull my Jeep with was this truck and my DD Driver 5.3 Tahoe. We are currently waiting on more ECM's to come in to be able to provide them on exchange. We don't however specialize in forced induction applications so we would not be able to help you with that. 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. We gain on average 45-50 horsepower and 50 ft. lb. Learn more. We wanted to make sure the air/fuel and timing curves were spot on before running the supercharged monstrosity in anger. Vortex comes from the word vortex. The goal was to construct a fuel-efficient engine with an air-to-fuel combustion system that would eventually produce more power. 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. After installed Ultrapower GM/ Workhorse 1998 7.4l Vortec 454c. If you had the proper tuning software, you could tune it yourself later. The P12 was only available for 1 or 2 years so there wasn't enough demand to continue producing products for it. 454 L29 Power Upgrade. 454 Project Tow Beast - TBICHIPS | TBI Chevy 454 Rebuild Kits for Complete Street Performance! watch out for chips as they just bump the fuel curve. It is not 4x4. The Vortec enhancements simply allowed GM to pass smog at a higher RPM. 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. FULL RESULTS-GEN 5 454 UPGRADE-STOCK PEANUT PORT HEADS. This is a crew cab, 8 foot bed. The upgraded Vortec 7400 is a 7.4L V8 OHV 16V-volt FI engine. Seems like it's lacking power towing my boat. If you send your ECM in, we can make the necessary adjustments you are requesting. Buy your Big Autoparts Ignition Distributor Set DR474 DR331 at Amazon! 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. Is there a way you could tune that out completely or as much out as you possibly can? Whether your power boat is running boost or naturally aspirated, we have the correct performance parts for your application. BBK Power Plus 80 millimeter Throttle Body for GM Vortech 305/350/454 for all BBK 1996-1999 GM Vortec 305, 350, 454 throttle bodies are designed to increase airflow and improve horsepower from between 7-12 HP depending on the vehicle and . How To Add 70 Percent More Power to A Chevy 454 V-8. It won't hurt anything to run like that. We modify this so that it is still "safe" but definitely wakes the truck up. BBK Performance Parts 1710-XC GM VORTEC 305/350/454 80MM POWER PLUS THROTTLE BOD. For a plain jane Sierra, not bad in my opinion. I am doing a full engine swap from a damaged motorhome to my older motorhome. You may also like. I wish we could say for sure that you will be able to see a nice gain but we try not to over-promise on that. Topping the engine is a borrowed four-barrel Holley XP carburetor. I have a 2000 GMC school bus with the L21 7400 motor. Buy your Chevrolet Performance 454 crate engine from JEGS High Performance today! In addition to the powerful YSI supercharger, the kit included a cog-drive system to eliminate belt slippage under boost.