The P12 was only available for 1 or 2 years so there wasn't enough demand to continue producing products for it. Feel free to call me with your vin # handy if you would like to get your order in. Step 2 Install a high flow air filter and cold air induction intake. We will set the tune up based on your modifications and requests. We can also take care of the TQ management for you. For more information, visit www.P65Warnings.ca.gov, NOTICE: Fororders outside of United States. I am upgrading the fuel injectors with the new Bosch III's and the plugs and wires. Before adding boost, the boneyard big block was run in normally aspirated trim and produced 427 hp at 5,500 rpm and 476 lb-ft of torque at 3,900 rpm. Headers exhaust. Sorry I dont have the VIN, the truck is not local, I have a 1998 2500 7.4 Vortec GMC Suburban. 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. I have a 1996 Suburban K2500 with the L29 engine and 4l80 trans. 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. Raylar performance packages allow your 496 to produce massive amounts of power without sacrificing reliability. Without going into the engine, they make a supercharger kit for it, I know whipple use to. Et si je devrai faire recalibrer mon ecm? It was also noted to have more power for gasoline engines. Make use of long-tube headers (exhaust manifolds) and an aftermarket exhaust system. BBK Performance Parts 1710-XC GM VORTEC 305/350/454 80MM POWER PLUS THROTTLE BOD. Gains with the modifications you have done would be around 45 HP/ 45 TQ. Obviously different, but I still think the 454 has more to offer. 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. Richard Rowe has been writing professionally since 2007, specializing in automotive topics. As long as you don't have any emission systems removed, you will pass without any issues. The single core from CXRacing featured 3.5-inch inlet and outlets and had been tested previously at over 1200 hp and 25 psi. Im doing a full build on the motor Ive been told that these injections systems dont do well with these kind of upgrades. 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. Switched to Mass-Air Flow. I will be sending you my ECU. I don't drive the truck daily so could send my ECM to you for tuning My question is would this eliminate the SES light for the cats P0430/20 and air pump ?? I have a 2000 GMC school bus with the L21 7400 motor. If you can supply me with your VIN and any part #'s that are on the ECM I can do some research. New 2-Piece Intake Manifold w/Long Intake Runners 7. The only way to know for certain would be to pull the ECM and send to us so we can read it out and check. That just won't do. Our tuning is custom to your vehicle so if you ever did have a dealer flash the computer it would wipe out the performance settings and revert to stock. Free Shipping over $199* Same Day Shipping before 7pm* Price Match Guarantee Free Shipping over $199* Same Day Shipping before 7pm* You may also like. If powertrain performance projects and hardcore technical content are your interest, Power & Performance News is the publication designed for you. Thanks. Check the make, year, and model of your car to see if the VIN number is available. Do you still tune the 96 ecm? When it shows 55 MPH your actually going about 57 to 58 MPH. If you don't mind a "dirty" PCM case then we can take care of an order for you. as much as possible im going to do a cam exhaust and injectors and intake so my questions are what do you think my gain would be with your pcm and can it be piggy backed with a plug in tuner thanks matt, would i be able to get a retune if i add a cam after, and what is the turn around time, thanks. Even better than the big peak gains was the fact that the cam swap . I would like to get the o2 delete. 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!). I have a few questions so bear with me here. I have a uhaul topkick with the 7.4. Purchase a Chevy 454 crate engine online from JEGS High Performance. Only tow rigs I have used to pull my Jeep with was this truck and my DD Driver 5.3 Tahoe. Injector type: US-CAR, saturated. The terms ECM, PCM, and VCM are all used to describe the engine computer by various manufacturers, yours is located above the radiator . merci. 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). 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. Also I dont have either downstream 02 sensors. 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. And performance tune? Mar 20, 2011 #4 M MyBoTy Veteran Member Feb 9, 2002 1,567 Lubbock, Texas USA will i notice anything? Bosch p/n: 0280155884. 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. 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. 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. The 1970 Chevrolet 454 was the most powerful with outputs of 360 and 450 horsepower from the LS5 and LS6, respectively. Is there anything to be gained within my parameters? Thank you for any information you could give me. What are your recommendations?? 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. 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. . Dollar for Dollar, it is highly unlikely that the $2400 for a full blown Banks Power Package would yield the same cost/benefit as say the addition of the UltraPower GM / Workhorse 7.4L (454) Custom Tuning module. He eventually figured it out. Performance. $360.56. If i buy a tune do i need to send my ECU 1st or can you send me one then when i get the ECU from you send mine back to get my 100 back? The state of California requires that this warning be posted for people purchasing products that reside in California. (454 used only MAP) 2. The only weak link is the peanut port factory heads and the sprinkler style fuel injection. 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. We would recommend speaking directly with a camshaft manufacturer to determine the best for your particular engine. At the relay the Orange wire is hot with 12 volts continually. There is a small red wire that has never been connected to anything. Are there any gains to be had by programing and adding headers to my truck? I have a 1996 C3500 crew cab dually with a 7.4. So I have a 98 K3500 with the 7.4L and I use it mainly for hauling, but I have began to daily it. Jump to Latest Follow . That being said, the threads on the net are pretty old. Probably cause no cats. A stock 12v ain't got **** on a BBC. Do you folks know of cam upgrades along with tuning that would give power upgrades on a l21 with a manual transmission ? The greater the power gains, the bigger the budget. I straight wired it to test it and it will run. Free shipping. Solenoid resistance: 12.5 Ohms. I want to install a cam while you have the ECU. In 2001, production of the 7400 line was discontinued. A restrictive or clogged air filter will force the engine to work harder to breathe, which makes it less efficient. I use the truck for towing and it is quite weak, If this ecm has to be reprogrammed in the future do I go to GM Dealer or have to send back to you?? I am ready to pull the trigger if I continue to run 87 octane fuel. We tune the original black box PCM but do not do the 411 swap. $199.95. We only specialize in the big block engines. That is the difference between cookie-cutter and custom! 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. It gets you an EGR blockoff plate for the Vortec 4.3/305/350 engines. http://www.cumminsdieselspecs.com/cummins_timeline.html, http://www.internationalpowerstroke.com/timeline.html, http://www.duramaxdieselspecs.com/compare_duramax.html, Tow rig Suspension and Axle upgrades questions (4th Gen Dodge). I have a 1999 Fleetwood Flair with a 7.4 Workhorse. I THINK I want a diesel until I look at the prices. Boost your horsepower, torque, throttle response and fuel economy with the advanced Innovative Performance Chip compatible with your Chevrolet Silverado 1500! vortechsuperchargers.com. Their high performance cellulose glass media traps contaminants such as rust, dirt, scale and other foreign materials. We appreciate it but we only specialize in the big block engines. They have a high strength carbon steel housing and a high performance rolled seam that exceeds OEM pressure requirements. Of course, the guys wanted to see what the old iron block had in her, so they ran a baseline test. 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? Use for stock replacement OEM original equipment. We removed the factory EFI injection, and replaced it with simple carburetion. 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. These modifications will improve net mileage without sacrificing power, resulting in better overall mpg. 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. GAS MILEAGE. My goal is to improve torque and trans efficiency then MPG. It was the same size as the outgoing 7.4 L V8, but got a boost in power and more towing capacity. If it does work what would do for pulling and climbing hills? We gain on average 45-50 horsepower and 50 ft. lb. I am in a non emissions state My 98 GMC K2500 L29 7.4 litre has 2.5" true dual exhaust with pro Flowmax mufflers an X-Pipe, cat delete but still has both upstream and both downstream o2 sensors. After installed Ultrapower GM/ Workhorse 1998 7.4l Vortec 454c. I won't change the exhaust or add a ring eating K&N. This engine series was utilized on Chevrolet and GMC large truck models such as the Suburban from 1996 through 2001. The 8.1 Vortec was produced to compete with Dodge's 8.1 Magnum V10, and Ford's V10 Triton engines of the time. 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. We can easily do this with the specs you provide. 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. Vortech Superchargers We will safeguard your e-mail and only send content you request. Free shipping. $119.95. youll have to stick to a torque cam because of the computor needs vacuum (speed density) headers will help greatly. If I send in a functional pcm for my Suburban mentioned in last question whats the average turn around for it? Truck is stock otherwise and runs good just looking for more out of it. 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. 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. If you send us your PCM, our turn around is usually 1-2 days. 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. Overall Length: 3 inches, 74 mm. 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. I do some pulling but mainly driving with this truck I have a factory y pipe with no cats and dual 3 inch flowmaster mufflers. 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? Whats left, though, is a 454 cubic-inch big-block Chevy with huge potential. Hello I have 2000 GMC k3500 Truck. The old cast-iron cylinder heads and low-rise intake manifold were dumped in favor of some aluminum PowerOval 280 heads from Trick-Flow with upgraded valvetrain and a Summit single-plane intake manifold. The 454 Vortec is the last in a line of one of the most successful classic engines in GM history. Orders placed on the weekend or after cutoff on Friday, and orders placed on select holidaysareprocessed on thenext business day. Apr 10, 2008 #5 M MyBoTy Veteran Member Yes, we could accept the PCM from your '98 as the core. Later i want to install the banks PPB 49070 package on this motorhome next year. JavaScript is disabled. Typical gains are 40-45 horsepower and 45-50 lb-ft torque, 4. my old part number on ecm is 16263494 on 1999 454. Does this computer hav egr delete programmed into it. 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. Oxygen sensor modifications can be done. 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 was bone stock 2x4 extended cab dually. Also, is shipping included both ways? We don't however specialize in forced induction applications so we would not be able to help you with that. Yes, we can tune your engine for more power, doesn't matter what type of transmission. We have no issues with tuning a higher mileage engine as long as it is in good running condition. $399.99. Naturally, the truck-based 454s. Truck has k&n air filter, 2.5 inch exhaust (no cats), e3 spark plugs and 8.5mm plug wires. . We can also adjust your speedometer to be correct. As long as the engine is well maintained, reliability is not affected. After all, every horsepower lost to such "parasitic drag" is one less that won't be helping your truck move down the road. Yessir! Are the tunes generic or do you change different things for different people? It will be plug and play. 7.4 Vortec Vehicles Applications The Vortec 7400 had two variants, the L29 and L21, and they appeared in the following vehicles: 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. The Chevrolet 454s of the 1970s were the most powerful, with the LS5 producing approximately 360 horsepower and the LS6 generating around 450 horsepower. My question is that I have a 1998 7.4 parts truck. 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. It's a nice cam for a 454 big block chevy engine that runs with 1500-6500 RPM Range. Engine is in stock configuration with no upgrades. Buy your Innovative Performance Chip/Power Programmer at Amazon! The old camshaft came out, too, with a meatier hydraulic bump stick with 0.600 inches of lift taking its place. The peak numbers jumped from 791 hp and 713 lb-ft with no intercooler to 847 hp and 761 lb-ft with the intercooler. The 454 HO crate engine boasts 438 HP and 500 lb-ft of torque. 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. 4.56 might be abit tall. I have Bosch Gen III injectors; Volant Air intake; and 3 exhaust. Most generic tuners only change very basic parameters within the computer, whereas UltraPower Tuning changes approximately 400 parameters including both engine AND transmission settings. . Another popular upgrade is changing to Bosch 4 hole injectors. . Give me some idea as to what this product does exactly, and how I will benefit from spending $$ on it. And i was wondering what benefits will i see with my 454 i have a new jasper motor with upgraded injectors and full exhaust. Thanks. 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. Vehicle Monitoring and data-logging like no other! 7.4 Vortec Specs Chevy based the 7.4 Vortec off their 454 big block engine, hence the name 454 Vortec. Alright Jay! Steel Camshaft 4. 16238212. 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). Also how much benefit do you think I would gain by going aftermarket catback exhaust. Please contact us directly to set that up at 800-417-4559. Really? The stock Vortec iron head will not tolerate more than .440-inch lift. Buy your Big Autoparts Ignition Distributor Set DR474 DR331 at Amazon! Temperature measurements taken before and after the carburetor revealed that the fuel cooling dropped the intake charge temperature from 235 degrees (before the carb) down to 120 degrees (after). As you can tell, it doesn't deliver much. Topping the engine is a borrowed four-barrel Holley XP carburetor. I have a 1998 Winnebago Brave on a p30 chassis with the 7.4 with a Banks Power Pack. I'm interested in the available upgrades for the vortec 454. Yes, all gains listed are with 87 octane gas. Roller Lifters 5. The truck does not need to be emissions compliant. Naturally, the truck-based 454s were tuned for torque, so having nearly 500 pound-feet wasnt a big surprise. It was utilized in both performance automobiles and trucks, as well as maritime and industrial applications in various combinations. Body Diameter: 16 mm. 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've had a lot of issues with 1996 & 1997 PCM's so for the moment we are not tuning those. 800-417-4559 Jay, https://www.ultrarvproducts.com/UltraPower-GM-Workhorse-7.4L-(454)-Custom-Tuning. Hi Warren, that is definitely something we can tune for. The Gray, the green with white strip and the black test grounded. Could you do a downstream 02 sensor delete? I just bought this 97 suburban 4wd with the bbc. 7.3 is 250-275/505-525 stock. It may not display this or other websites correctly. I have a 2000 OBS Chevy quad cab with a 454 Vortec. Typical turn around is 3-4 days, sometimes quicker. I am doing a full engine swap from a damaged motorhome to my older motorhome. Switch to a lightweight synthetic oil. We require the VIN so that we can pull up your vehicle's specific parameters and create a truly customized tune for your vehicle. 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. 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. Both Vortec 7400 heads (the '98-'01 12560241 and the '96-'01 10141279) have about 100cc chambers. Thanks to a maximum impeller speed of 65,000 rpm (racers go even higher) and a peak efficiency rating of 78%, the Vortech YSI was capable of supporting over 1,200 hp at 30 psi. You might be able to run an L29 cam, but you will need to consult an engine builder. Turn around time is 1-2 business days. Change to a synthetic oil that is light-weight. The problem with making more power is that cost and performance often go hand in hand.
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