Or if I pay to send in, is the return shipping included in the $495? 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. It won't hurt anything to run like that. BBK Performance Parts 1710-XD GM VORTEC 305/350/454 80MM POWER PLUS THROTTLE BOD. For GM vehicles, the Vortec variant increased power by 60 horses. It is unlikely that the Vortec 454 accessories will clear the hood. We've had a lot of issues with 1996 & 1997 PCM's so for the moment we are not tuning those. 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. I list that this RV was originally equipped with a 4.63 rear gear ratio and a tire size of 225/70R19.5. However, this engine was intended to provide significant towing power for CAFE-exempt vehicles, so there is still room for improvement. I am considering your tune for my motorhome. You are using an out of date browser. Edelbrock 7162 Performer 454 Cam kit can produce 540 horsepower and 530 ft-lbs torque power on a 454 engine. Performance. 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. 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. They have a high strength carbon steel housing and a high performance rolled seam that exceeds OEM pressure requirements. Richard Rowe has been writing professionally since 2007, specializing in automotive topics. I am of the same opinion that the UltraPower programming is going to be by far your best "bang for the buck". Alright Jay! Roller Cam, .483 Lift . Buy in monthly . A restrictive or clogged air filter will force the engine to work harder to breathe, which makes it less efficient. 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 didnt see anything on the site but that doesnt mean I saw everything. In search of power, GM reverted to the big-block engine design, with a 454-cubic inch displacement. 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*. If you want to send your PCM in that you know is functional, that is the best way to do it. No videos but your ECM is fairly easy to identify and replace. We appreciate it but we only specialize in the big block engines. 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 immediately checked the latest 8.1L off the list due to lack of availability and parts cross over. Despite the impressive cooling powers of the carburetor, we were still concerned about the elevated charge temps going into the carburetor. I have a 1996 Winnebago with a P30 chassis and a 454 75,000 miles and runs great. 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. I think I am going to swap on a good set of aftermarket heads and change out to an Edelbrock Pro Flo EFI. performance, modifications, classifieds, troubleshooting, maintenance, and more! Most generic tuners only change very basic parameters within the computer, whereas UltraPower Tuning changes approximately 400 parameters including both engine AND transmission settings. We have been doing them on a limited basis, it has been very challenging to find good cores to use. However, this engine was developed mostly for large towing ability for CAFE-exempt passenger cars, so there is still room for improvement. These modifications will improve net mileage without sacrificing power, resulting in better overall mpg. The air filter is easily removed, cleaned, and reused. 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. It debuted in 1970 as an upgrade of the 427 big-block V8 engine. A restrictive or clogged air filter will force the engine to work harder to breathe, which makes it less efficient. I've always heard that they were a good upgrade to the TBI 454 and earlier 454 heads. The stock injectors are fine for our performance tuning. 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. 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. Dec 18, 2007 . We are currently waiting on more ECM's to come in to be able to provide them on exchange. The budget portion of the equation came from a 7.4L Gen VI big-block Chevy straight out of the local wrecking yard. Warmed up at idle the gauge is reading 1200RPM then put it into drive holding the brake and its reading about 1000RPM. After all, every horsepower lost to such "parasitic drag" is one less that won't be helping your truck move down the road. Sorry I dont have the VIN, the truck is not local, I have a 1998 2500 7.4 Vortec GMC Suburban. The ignition timing was dropped to 21 degrees and after adding a few jets to the carburetor, we were rewarded with some serious power. We set all the parameters in the PCM, so you will not have a way to make adjustments on your end. And i was wondering what benefits will i see with my 454 i have a new jasper motor with upgraded injectors and full exhaust. Check for Availability: $349.95. The previous owner had the engine rebuilt in 2012 and tells me they installed an RV cam but I am not sure which one. O-rings: Top and bottom, 14.5 mm - Viton. Gains will be on par with what we achieve with the RV's so it will very well suited for towing. Is the Vehicle Control Module an ECM by another name? Buy your Big Autoparts Ignition Distributor Set DR474 DR331 at Amazon! This left us with Mark 4, Gen V and Gen VI big blocks to choose from, any of which would work for this project. 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. Buy your K&N PF-1000 Fuel Filter at Amazon! Truth be told, Vortech offered a number of Maxflow Aftercooler systems but we selected an intercooler core we had on hand for testing. Anything that will help the performance. You can expect about 40-45 horsepower and 45-50 lb-ft torque increase with much better throttle response, crisp shifts and there is a reduction in the "TQ Management". 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? I have a 2000 3500 454. no. Your email address will not be published. I was interested in your tune for this engine and was wondering what your best guess on the horse power / toque gains would be. merci. We require the VIN so that we can pull up your vehicle's specific parameters and create a truly customized tune for your vehicle. 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. To others, the 7.4 Vortec 454 big-block was the perfect engine at the wrong time. How to Get More Horsepower From a 360 dragster engine image by Robert Young from, Copyright 2023 Leaf Group Ltd. / Leaf Group Media. 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. Free Shipping over $199* Same Day Shipping before 7pm* Price Match Guarantee Free Shipping over $199* Same Day Shipping before 7pm* Most ordersare shippedwithin 24 hours from the order date. The peak numbers jumped from 791 hp and 713 lb-ft with no intercooler to 847 hp and 761 lb-ft with the intercooler. We promise not to use your email address for anything but exclusive updates from the Power Automedia Network. Steel Camshaft 4. 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. 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. Buy in monthly payments with Affirm on orders over $50. 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. We do not, however, have core PCM's for this engine so you would have to send your PCM in for the flash. Can you tune my new 2000 ECM and will it work without the original key and ignition harness. Yes, we can tune your ECM. 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. It was also noted to have more power for gasoline engines. Thanks, WILL THE 2000 1 TON DULLY I HAVE STILL PASS CAL SMOG WITH THIS TUNE UP EMC. 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. Yes, you can pay the $100 up front core charge and be refunded when you send your original back to us. That just won't do. There are a lot of variables that play into the exact gains we can achieve but I would say somewhere around 45-50 HP and 60 Ft Lb. 7.3 is 250-275/505-525 stock. 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. Buy your Chevrolet Performance 454 crate engine from JEGS High Performance today! Buy your ELGIN Industries HL-7003S Hydraulic Roller Valve Lifters set at Amazon. Switched to Mass-Air Flow. I am doing a full engine swap from a damaged motorhome to my older motorhome. We would reprogram yours and put it in a new case so it looks nice! Also I have Thorley tri Y hearers on mine will that effect the tune? So, what are the most common problems with the Chevy 454 Vortec? Yes, we can do that. It will not void your factory warranty, and does not modify any emissions systems. 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. We also took the liberty of installing a Race-Port blow-off valve from Turbo Smart. The only weak link is the peanut port factory heads and the sprinkler style fuel injection. Install an aftermarket windage tray in your engine. Yes our tuning does work for trucks as well. What sets us apart from the others? Surprisingly, the 454 laid down an impressive 330 horsepower and 475 pound-feet of torque. 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! The most important changes that are made have to do with spark advance, fueling, transmission shifting and torque management settings. Free shipping for many products! 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 want to install a cam while you have the ECU. 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. Only a set of dyno headers and an electric water pump were different. 1997 gmc 3500 cc dually. 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. 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 Chevrolet 454 was phased out in most passenger vehicles by 1975, but it remained a viable power plant in heavy-duty Chevrolets until 1996. I have a 1999 3500 Chevy crew cab with the 7.4l 454 Ive got Gibson headers true dual exhaust with flow masters no cats. What is the difference between a Duramax 6.6-liter and a Chevrolet 7.4-liter engine? cam with matching torque converter and headers would be easy. I THINK I want a diesel until I look at the prices. After configuring a discharge tube and adding some race fuel, we slowly supplied boost to the boneyard big block. 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. So, I am contemplating upgrading this thing for more power, or selling and buying a Dmax. Thank you. Nothing I was finding really listed ACTUAL upgrades. Reading some of your responses I came across one with regards to a 1996. Hot Rod decided to bolt up some typical speed parts. Weve seen a few 1996-1997 PCMs with this issue. . They said they no longer support my RV and had no parts available. The old camshaft came out, too, with a meatier hydraulic bump stick with 0.600 inches of lift taking its place. Reference core exchange, what is the time limit for you to receive the exchange? We can send a pre-programmed ECU on core exchange. 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. 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). Orders placed on the weekend or after cutoff on Friday, and orders placed on select holidaysareprocessed on thenext business day. Raylar performance packages allow your 496 to produce massive amounts of power without sacrificing reliability. 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. The 4300 was GMs first Vortec-engine V6, released in 1986 and designed for trucks. My question is what cam you would recommend for towing? Yes you are correct that there is torque management which "pulls" back power when taking off from a stop. Are the tunes generic or do you change different things for different people? For this test, the motor was configured with an Edelbrock RPM Air Gap intake and Holley 750 carburetor. The old, weak 240 HP 454 is every bit as. That represents a 70-percent increase in horsepower. 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? Chevrolets Vortec 454 was a modern-day evolution of the firms most famous big block. Just worth mentioning. I'm saving up for the banks power pack system. Also, is shipping included both ways? 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. This is only 1 of the many changes that we make with our programming to achieve great power gains. The bill: $3,699.96 for all but the carb. I have been watching lots of posts and things get carried away very quickly about getting big big hp. Programmers. It was bone stock 2x4 extended cab dually. 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. 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. 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 . Short tube headers won't do anything for you but long tube headers would he beneficial. We can also adjust your speedometer to be correct. We wanted to make sure the air/fuel and timing curves were spot on before running the supercharged monstrosity in anger. If you don't mind a "dirty" PCM case then we can take care of an order for you. The tuning is custom to each vehicle depending on calibrations, modifications and any special requests. It is $495 if your sending your core/pcm in first. This ignition system upgrade will allow you to set your distributor for a little more timing advance. 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. 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. dillard's formal dresses, sunday brunch escondido, how to use soap with simpson pressure washer,
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