This camshaft provides more lift and longer duration using the 10-12 Manifold vacuum. You can source the 454 HO directly from Chevrolet. The Vortec 454 was touted as having substantially more power. 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. Mark McNabb was a contributor at TopSpeed from 2013 to 2018. Does this upgrade have a negative or positive impact on engine life? There is a small red wire that has never been connected to anything. For this test, the motor was configured with an Edelbrock RPM Air Gap intake and Holley 750 carburetor. We set all the parameters in the PCM, so you will not have a way to make adjustments on your end. I think they were made before Chevy started using real tornados. Thinner oils allow the internal engine components to spin more freely and effectively, which improves their function. Free shipping. We can do the tune now with the Banks kit taken into consideration for down the road. Thanks. 1996 c3500 dually 7.4 with 5 speed. I recently ordered an ecm for a 7.4 vortec and was very impressed. 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. 496 MAG Performance Parts Performance Applications Chevy / GM Trucks Opinions On the 7.4 / 454 Suburbans and engine - Expedition Portal 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. We can easily do this with the specs you provide. How to Make Power with a Chevy TBI V-8 - MotorTrend We've had a lot of issues with 1996 & 1997 PCM's so for the moment we are not tuning those. 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. I have a 1996 C3500 crew cab dually with a 7.4. Thanks. 1014127996-upoval..CLOSED.."Vortec 7400", 100cc chambers . My question is what cam you would recommend for towing? We have no issues with tuning a higher mileage engine as long as it is in good running condition. Yes, we could accept the PCM from your '98 as the core. 454 Project Tow Beast - TBICHIPS | TBI 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 Performance Street, great low to mid-range. If you continue to use this site we will assume that you are happy with it. It is quite a noticeable difference! 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. Is there anything to be gained within my parameters? Would we still get the good price when you get more control modules in stock? Do you offer anything for the 5.3? 7.4 Vortec Specs Chevy based the 7.4 Vortec off their 454 big block engine, hence the name 454 Vortec. L29 454 Vortec | Team Chevelle Right now I have a CAI, 2" full length headers, 3" dual exhaust and EGR delete. I am ready to pull the trigger if I continue to run 87 octane fuel. Thousands of satisfied customers have reported fuel economy increases as well as less transmission downshifting because of the increased horsepower and torque. 2. I read in earlier questions asked that you had stopped doing the earlier ones. 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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. 90 and older is particularly bad and that is largely due to NO OVERDRIVE. 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. I'm interested in the available upgrades for the vortec 454. 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. With the intercooler assembly in place, we once again ran the blown big block in anger with amazing results. Reference core exchange, what is the time limit for you to receive the exchange? For a better experience, please enable JavaScript in your browser before proceeding. Reading some of your responses I came across one with regards to a 1996. 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? 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. Build your own custom newsletter with the content you love from Street Muscle, directly to your inbox, absolutely FREE! The batteries are fully charged and there is 12 volts to the distributor. Would the retuned ECM provide any performance gains above what are present now? merci. It is unlikely that the Vortec 454 accessories will clear the hood. 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! How much can you get them for? We can also take care of the TQ management for you. I have a few questions so bear with me here. I am considering some performance upgrades to my 2000 Winnebago Brave with the 7.4 liter engine. 7.4 and 8.1 vortec hp and tq ratings | Diesel Place The tire are one size larger than stock to the speedometer is off a little. Only tow rigs I have used to pull my Jeep with was this truck and my DD Driver 5.3 Tahoe. 454 HO Crate Engine | Big Block | Chevy Performance Parts - Chevrolet 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. 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. Probably cause no cats. 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. The Vortec 8100 was built off of the GM 454 engine platform, also known as the 7.4 Vortec. 1 cat is gone already and the other is gutted i am taking it off next week when i get a chance. What sets us apart from the others? Could you do a downstream 02 sensor delete? Yessir! If you would like to place your order feel free to give me a call at 800-417-4559. 95K views 2 years ago WESTECH PERFORMANCE GROUP LETS TALK TORQUE! . Performance. For a plain jane Sierra, not bad in my opinion. . The stock injectors are fine for our performance tuning. After selecting a motor, we set about making the necessary changes for our test. A few weeks ago I bought a very low milage 454 Gen. VI L29 Vortec engine with hydraulic roller. 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! We require the VIN so that we can pull up your vehicle's specific parameters and create a truly customized tune for your vehicle. Pindar If it does work what would do for pulling and climbing hills? Find many great new & used options and get the best deals for BBK Performance Parts 1710-XD GM VORTEC 305/350/454 80MM POWER PLUS THROTTLE BOD at the best online prices at eBay! Buy your Big Autoparts Ignition Distributor Set DR474 DR331 at Amazon! I replaced the relay to no avail. The upgraded Vortec 7400 is a 7.4L V8 OHV 16V-volt FI engine. 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. $199.95. First off, I snagged a used 454 throttle body off ebay and sent it out to www.rvmorsemachine.com to get bored to 54mm for some decent air flow for this big block project. Does this computer hav egr delete programmed into it. Is it possible to upgrade the ECM on my 1994 Fleetwood Southwind Storm 454 TBI w/4L80E trans? Thanks. Bosch p/n: 0280155884. And a k and n filter. You may also like. Another popular upgrade is changing to Bosch 4 hole injectors. 1999 vortec 454 7.4 - HPTuners Buy your Painless Performance 60211 Standard Length MPFI Harness for 1996-2000 GM Vortec 7.4L V8 at Amazon! Switch to a lightweight synthetic oil. Yes, we can tune your ECM. Whether your power boat is running boost or naturally aspirated, we have the correct performance parts for your application. BBK is your Number One Aftermarket Performance Brand in the USA - American Designed and Built . (454 used only MAP) 2. I borrowed a friends TBI 454 dually to pull my blazer one time and it impressed the **** outta me. Yes, this would be the compatible ECM with your VIN and part #. As long as you don't have any emission systems removed, you will pass without any issues. Chevy 5.7 Vortec Engine Performance Upgrades It won't hurt anything to run like that. Fuel pump doesn't run. 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. Body Diameter: 16 mm. 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. All fuel injector specifications meet or exceed the manufacturer's specification standard. Yes our tuning does work for trucks as well. Chevrolet BB Gen 6 454-502, '96-'00 Camshafts at Competition Products! Is the Vehicle Control Module an ECM by another name? 1996 K3500 454 (7.4L) | Off Roading Forums If I send yall Parts list of what kind of cam, injectors, pistons, etc. what does this do at emission inspections?? Our kits include camshaft, lifters, piston rings, pistons, both rod and main bearings, cam bearings, timing components, oil pump, frost plugs and gasket set, with an option to purchase a crankshaft as well. I have a 1999 Fleetwood Flair with a 7.4 Workhorse. Configured with our pulley combination, the YSI spit out a peak boost pressure of 19.1 psi where the boosted big block produced 791 hp and 713 lb-ft of torque. $399.99. 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. BBK Performance Parts 1710-XC GM VORTEC 305/350/454 80MM POWER PLUS THROTTLE BOD. The stock Vortec iron head will not tolerate more than .440-inch lift. This is only 1 of the many changes that we make with our programming to achieve great power gains. 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. If you want to send your PCM in that you know is functional, that is the best way to do it. When it shows 55 MPH your actually going about 57 to 58 MPH. Wiring is the same. 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 do some pulling but mainly driving with this truck I have a factory y pipe with no cats and dual 3 inch flowmaster mufflers. The truck does not need to be emissions compliant. 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. I tow a large fifth wheel trailer with RPMs between 1800 to 2500 typically. We set it for the best performance in all conditions, it is not user adjustable. I have the 411. I have a 1996 Suburban K2500 with the L29 engine and 4l80 trans. I've always heard that they were a good upgrade to the TBI 454 and earlier 454 heads. That being said, the threads on the net are pretty old. If you choose the core option we will program an ECM here and ship to you. Also how much horse power and torque do these motors have stock? You can definitely hold on to your PCM, that is not an issue. $119.95. I installed a K&N replacement are filter in the stock air box. I list that this RV was originally equipped with a 4.63 rear gear ratio and a tire size of 225/70R19.5. As I understand it I do not have the newer 0411 ECM and these have better processing power but need to be repinned. It is bone stock except for tow mirrors and Kodiak door handles on all 4. 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. 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. That just won't do. Naturally, the truck-based 454s. We use the original black box PCM's. 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.
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