JavaScript is disabled. Now, that poses the question: what would you shoehorn this big-block Chevy into? I have been watching lots of posts and things get carried away very quickly about getting big big hp. Thinner oils allow the internal engine components to spin more freely and effectively, which improves their function. Later i want to install the banks PPB 49070 package on this motorhome next year. Mark McNabb was a contributor at TopSpeed from 2013 to 2018. . However, this engine was intended to provide significant towing power for CAFE-exempt vehicles, so there is still room for improvement. When it shows 55 MPH your actually going about 57 to 58 MPH. 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? 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. If you had the proper tuning software, you could tune it yourself later. During its five years on the market, the 7400 was employed in 26-foot U-Haul trucks for commercial purposes. Buy your Big Autoparts Ignition Distributor Set DR474 DR331 at Amazon! 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! (454 used only MAP) 2. Typical turn around is 3-4 days, sometimes quicker. 1996 c3500 dually 7.4 with 5 speed. I want to install a cam while you have the ECU. 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. Dodge RAM 3.0 Ecodiesel Performance Upgrades Guide, Best Ford 6.7 Powerstroke DPF Delete Kit Upgrade. Only a set of dyno headers and an electric water pump were different. Whats left, though, is a 454 cubic-inch big-block Chevy with huge potential. Really? HotCars covers all things automotive: the latest auto news and informative reviews on the car, pickup truck and motorcycle industries. Installed E3 spark plugs which seemed to help. 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. Purchase a Chevy 454 crate engine online from JEGS High Performance. The peak numbers jumped from 791 hp and 713 lb-ft with no intercooler to 847 hp and 761 lb-ft with the intercooler. Inexpensive and fairly easy to install, a windage tray will help to keep oil in the sump where it's supposed to be and can even help to extend bearing life by keeping the rotating assembly in balance. Hardin Marine - EFI Upgrade Kits Only a set of dyno headers and an electric water pump were different. I know they were installed in trucks from 96- 00?. The only weak link is the peanut port factory heads and the sprinkler style fuel injection. 1997 gmc 3500 cc dually. Pace Performance Products in Ohio put together a decent upgrade. The batteries are fully charged and there is 12 volts to the distributor. Do you have identifying marks on the ECU? as far as the cam, make sure that year didnt have the core support going down the center of the rad (pretty sure it didnt). A/T Flywheel, Hedman TEMS headers, and all the other good stuff that goes with a long block. The vin is for a 2004 gmc 1500 with a 5.3 vortec. Buy in monthly . I filled out a form and sent to COMP Cams to see what they recommend and sent an e-mail to Blackbear to see what cams they had experience with since I will need to PCM tune redone. The Vortec 7400 as you know lays down 290 HP and 410 LbFt of Torque. I assume the module is a pre-programmed ECM chip that replaces the stock ECM chip. The 4300 was GMs first Vortec-engine V6, released in 1986 and designed for trucks. This engine has two valves per cylinder and features multi-port fuel injection. The Muscle Automobile Period had come and gone before the 7400 series debuted. $199.95. 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. The state of California requires that this warning be posted for people purchasing products that reside in California. Also how much benefit do you think I would gain by going aftermarket catback exhaust. The same 290 horsepower that was standard for all GM cars in 1980 was maintained throughout the decade. We promise not to use your email address for anything but exclusive updates from the Power Automedia Network. I do still have all the O2 sensors but would like to delete them if possible. Would this work on 1996 7.4L L29? Install a high-flow air filter and a cold air intake. BBK Performance Parts 1710-XC GM VORTEC 305/350/454 80MM POWER PLUS Seems like it's lacking power towing my boat. 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? When you purchase, just let us know any modifications or requests and we can accomodate. The proper application of boost to any motor is never inexpensive, and our Vortech YSI supercharger was not what could be considered low-buck, but it was epic in its effectiveness. We are running about 2-3 days on turnaround right now. How to Get More Horsepower From a 360 dragster engine image by Robert Young from, Copyright 2023 Leaf Group Ltd. / Leaf Group Media. UltraPower GM / Workhorse 7.4L (454) Custom Tuning - Ultra RV Products I have the 411. In an effort to further drop the inlet air temps, we installed a makeshift air-to-water intercooler. I've noticed a significant performance uptick, but it seems to fall flat in the upper mid-range, almost seems like it could use a MSD multi spark discharge, I don't know, but I'm considering having a dyno test to see what is happening. It is unlikely that the Vortec 454 accessories will clear the hood. Both Vortec 7400 heads (the '98-'01 12560241 and the '96-'01 10141279) have about 100cc chambers. A cold air induction setup will feed the engine cooler and more oxygen-dense air. Another popular upgrade is changing to Bosch 4 hole injectors. 1998 k 3500 454 auto 4:10 Dually..What on earth can I do to get more out of my truck..without mortgaging the house. I will be sending you my ECU. The Official Vortec 454 Info thread - GMT400 Is there any way I could send you that one as a core in return for one to work in my 2000? I have the parts list and see one item called 01-412-8 hyd roller cam for $315. Anything that will help the performance. my ecm has to be replaced. Is this enough information to create a tune or will you need more information? I just purchased your UltraPower GM / Workhorse 1998-2000 7.4L Vortec (454) Custom Tuning. For a better experience, please enable JavaScript in your browser before proceeding. 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. Surprisingly, the 454 laid down an impressive 330 horsepower and 475 pound-feet of torque. Use for stock replacement OEM original equipment. 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. 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. I have a 98 C-3500 dually with a Vortec 454. CHEVROLET 7.4L/454 Parts and Accessories - Summit Racing Equipment 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. Their high performance cellulose glass media traps contaminants such as rust, dirt, scale and other foreign materials. Gains with the modifications you have done would be around 45 HP/ 45 TQ. 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? Yes that would be fine, you would just need to call in to our service department and schedule a date :). 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. I read in earlier questions asked that you had stopped doing the earlier ones. 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. Chevrolet Performance 454 HO 454ci/438HP Crate Engine - JEGS It was utilized in both performance automobiles and trucks, as well as maritime and industrial applications in various combinations. I've always heard that they were a good upgrade to the TBI 454 and earlier 454 heads. Also I dont have either downstream 02 sensors. 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. Programmers. Headers exhaust. With the 454, putting in Vortec 350 code and chaning the displacement and enter in the tables/constants/switches appropriate to the 454 is all that is needed. 1996 K3500 454 (7.4L) | Off Roading Forums I'm is Arizona and I'm planning a trip this month after Bonneville, to Aberdeen, home town, and Centralia, still have relatives there. Install a high flow air filter and cold air induction intake. At the relay the Orange wire is hot with 12 volts continually. This is a stock style setup, featuring a 4.000" stroke and bore sizes ranging from 4.250" (standard) to 4.375". The problem with making more power is that cost and performance often go hand in hand. Short tube headers won't do anything for you but long tube headers would he beneficial. We modify this so that it is still "safe" but definitely wakes the truck up. Vortech Superchargers This camshaft provides more lift and longer duration using the 10-12 Manifold vacuum. Even stock we see impressive gains but even more so with the Banks PowerPack installed. It may not display this or other websites correctly. We can send a pre-programmed ECU on core exchange. This mod will not be inexpensive or simple to execute, but it will pay for itself if you do a lot of towing or drive a lot of miles. merci. A few weeks ago I bought a very low milage 454 Gen. VI L29 Vortec engine with hydraulic roller. better yet have it tuned (Brian Bosch I believe is the man to talk to about . The exhaust does not have CATS with dual to the muffler and single exit tailpipe. Pindar Set of 8 1996 - 2000 GMC Chevy 7.4L 454cid Vortec Bosch 4 Hole Upgrade 454 L29 Power Upgrade | Hot Rod Forum Nothing I was finding really listed ACTUAL upgrades. What type of gains could I expect with a tune for this? Also the torque management. my old part number on ecm is 16263494 on 1999 454. 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! 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 $. For GM vehicles, the Vortec variant increased power by 60 horses. You are using an out of date browser. Truck has k&n air filter, 2.5 inch exhaust (no cats), e3 spark plugs and 8.5mm plug wires. 1999 Crew cab dually, 454 vortec, AUTOMATIC. It is bone stock except for tow mirrors and Kodiak door handles on all 4. Does this computer hav egr delete programmed into it. They also installed roller lifters, heavy springs and chain/gears. What sets us apart from the others? Thousands of satisfied customers have reported fuel economy increases as well as less transmission downshifting because of the increased horsepower and torque. Et si je devrai faire recalibrer mon ecm? I like my shift points where they are. No videos but your ECM is fairly easy to identify and replace. That extra air entering your engine must go somewhere; a full aftermarket exhaust system like this is always beneficial to fuel efficiency, especially when combined with a freer-flowing intake. We can tune it if you can build it :). Switched to Mass-Air Flow. The Vortec 7400 was based on Chevrolets 1995 7.4-liter 454-cubic inch V8 big block, which produced 230 horsepower. I'm interested in the available upgrades for the vortec 454. Raylar performance packages allow your 496 to produce massive amounts of power without sacrificing reliability. Richard Rowe has been writing professionally since 2007, specializing in automotive topics. 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. Surprisingly, the 454 laid down an impressive 330 horsepower and 475 pound-feet of torque. 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. I have a few questions so bear with me here. Yes, it definitely will. 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. O-rings: Top and bottom, 14.5 mm - Viton. BBK Performance Parts 1710-XD GM VORTEC 305/350/454 80MM POWER PLUS THROTTLE BOD. We don't however specialize in forced induction applications so we would not be able to help you with that. 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. Can you tune my new 2000 ECM and will it work without the original key and ignition harness. 496 cubic inches. 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. We can do the tune now with the Banks kit taken into consideration for down the road. With the intercooler assembly in place, we once again ran the blown big block in anger with amazing results. I have a 2000 C3500 with the 454/L29 and auto trans. Then, in 2001, GM dropped the 7400 and 454 combination in favor of the final powerful big block, the 8100 496-cubic inch engine with 340 horsepower at 4,200 rpm and 455 foot-pounds of torque at 3,200 rpm. I have Bosch Gen III injectors; Volant Air intake; and 3 exhaust. The Vortec enhancements simply allowed GM to pass smog at a higher RPM. Banks iDash: SuperGauge & DataMonster. They seem to be similar to those used in your RV work. How to Pick Up Big Power On a Junkyard 454 With a Simple - MotorTrend A restrictive or clogged air filter will force the engine to work harder to breathe, which makes it less efficient. Apr 14, 2016. 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. 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. Truth be told, Vortech offered a number of Maxflow Aftercooler systems but we selected an intercooler core we had on hand for testing. I dont have the 2000 VIN only the VIN from my 1995. Despite the impressive cooling powers of the carburetor, we were still concerned about the elevated charge temps going into the carburetor. 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!). If so, is that the unit that sits above the radiator of a 2000 Itasca Suncruiser V32 w/ L29 7.4l (454ci) Vortec?
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