. Of course, the guys wanted to see what the old iron block had in her, so they ran a baseline test. 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! The ignition timing was dropped to 21 degrees and after adding a few jets to the carburetor, we were rewarded with some serious power.
Recommended 454 TBI modifications | TBI - harristuning.com Installed E3 spark plugs which seemed to help. The 8.1 Vortec was produced to compete with Dodge's 8.1 Magnum V10, and Ford's V10 Triton engines of the time.
performance upgrades for 88-94 TBI chevy truck.? Weve seen a few 1996-1997 PCMs with this issue. 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.
Motorhome Performance Parts and RV Upgrades - BanksPower It can be done fairly cheap , power for days and 15-20mpg, I repeat. See listing details.
If it is a 1998 then yes you can. The batteries are fully charged and there is 12 volts to the distributor. You can source the 454 HO directly from Chevrolet.
L29 454 Vortec | Team Chevelle Yes, we can do that.
Chevy 454 Engine Guide - 7.4L V8 Specs, Problems, Performance We will safeguard your e-mail and only send content you request. Check if this part fits . 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 Short tube headers won't do anything for you but long tube headers would he beneficial. This is a lie. For GM vehicles, the Vortec variant increased power by 60 horses. 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. Switched to Mass-Air Flow. Whether your power boat is running boost or naturally aspirated, we have the correct performance parts for your application. I have a 2000 OBS Chevy quad cab with a 454 Vortec. I am doing a full engine swap from a damaged motorhome to my older motorhome. 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 is located on top of the radiator support and has 4 connectors going into the back of it. Rowe studied engineering, philosophy and American literature at Central Florida Community College. Technical Specifications: No filter cleaning required for up to 100,000 miles. Both Vortec 7400 heads (the '98-'01 12560241 and the '96-'01 10141279) have about 100cc chambers. 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. We set it for the best performance in all conditions, it is not user adjustable. 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.
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. You can pretty easily get 400+ horses out of that thing and it be streetable. BBK is your Number One Aftermarket Performance Brand in the USA - American Designed and Built . 454 L29 Power Upgrade. What sets us apart from the others?
Hardin Marine - EFI Upgrade Kits I know that my question is very reduntant but I need to ask it .I pull a trailer and want a little more tow po1wer.
How To Add 70 Percent More Power to A Chevy 454 V-8 - Top Speed Since the cat removal shift points have been wonky. 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 heard these trucks have a torque management system does this computer give my truck back all its power? Only tow rigs I have used to pull my Jeep with was this truck and my DD Driver 5.3 Tahoe. A/T Flywheel, Hedman TEMS headers, and all the other good stuff that goes with a long block. We do not, however, have core PCM's for this engine so you would have to send your PCM in for the flash.
454 vortec or 8.1 swap? | Chevy Impala SS Forum Thank you. During its five years on the market, the 7400 was employed in 26-foot U-Haul trucks for commercial purposes. Very interested in this. Also I have Thorley tri Y hearers on mine will that effect the tune? The air filter is easily removed, cleaned, and reused. For a plain jane Sierra, not bad in my opinion. Richard Rowe has been writing professionally since 2007, specializing in automotive topics. I assume the module is a pre-programmed ECM chip that replaces the stock ECM chip. 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. watch out for chips as they just bump the fuel curve. Free shipping. Can you guys tune that ecm? 7.4 Vortec Vehicles Applications The Vortec 7400 had two variants, the L29 and L21, and they appeared in the following vehicles: The engine displacement in liters is 7400, which is readily changed to 7.4 liters. Windage trays are thin, sheet metal plates that bolt to the bottom of the main caps and act as a barrier between the oil in the pan and the crankshaft counterweights. I have a 2000 OBS Chevy quad cab with a 454 Vortec. Any "recalibration" would require sending your ECM to us for programming changes. We require the VIN so that we can pull up your vehicle's specific parameters and create a truly customized tune for your vehicle. HotCars covers all things automotive: the latest auto news and informative reviews on the car, pickup truck and motorcycle industries. Just make sure to include that information in the order comments and we can make that happen for you :). Is there anything to be gained within my parameters?
7.4 and 8.1 vortec hp and tq ratings | Diesel Place These 454 7.4L engines tend to respond pretty well to camshaft changes with good grinds that are designed to produce low and mid-range rpm torque increases. If I order a ecm reprogram will this fix my speedometer error too?? In 2001, production of the 7400 line was discontinued. Oxygen sensor modifications can be done. Eric, we can program for EGR delete, cost would be $ 495.00 and would also include the performance tune . Are there any gains to be had by programing and adding headers to my truck? 16238212. Pindar My question is that I have a 1998 7.4 parts truck. I was thinking about removing the catalytic converter and was wondering if your reflash will delete the "check engine" light that will probably occur when I cut it off? Will the UltraPower tune, give me the "best bang for my buck" performance increase? The Vortec 8100 (RPO L18) is a V8 truck engine. As you can tell, it doesn't deliver much. GAS MILEAGE. The only weak link is the peanut port factory heads and the sprinkler style fuel injection. Reference core exchange, what is the time limit for you to receive the exchange? We tune the original black box PCM but do not do the 411 swap. With the intercooler assembly in place, we once again ran the blown big block in anger with amazing results. I just ordered an ECM for my 7.4 and was curious on if you guys did this tuning on the 5.7s? The engine receives cooler, more oxygen-dense air through a chilly air induction system. Engine is in stock configuration with no upgrades. Buy in monthly payments with Affirm on orders over $50. 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! Most ordersare shippedwithin 24 hours from the order date. With our tuning, peak horsepower is at about 3500 RPM and peak torque is about 2500 RPM. 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. We require the VIN so that we can pull up your vehicle's specific parameters and create a truly customized tune for your vehicle. Do a 12 swap and be done. Headers suggested. For this one, I would want you to send your PCM into us to be done. My next upgrade is going to be exhaust. This ignition system upgrade will allow you to set your distributor for a little more timing advance. I would like to get the o2 delete. 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. Originally Posted by PonyKiller87 Ok, sounds just like swapping over the 96-00 vortec 350 to the 0411 as far as the wiring goes.
2000 Chevy Truck 454 Specs | It Still Runs The truck does not need to be emissions compliant. Switch to a lightweight synthetic oil. When it shows 55 MPH your actually going about 57 to 58 MPH. Just worth mentioning. How much will the customization cost me?
454 HO Crate Engine | Big Block | Chevy Performance Parts - Chevrolet What type of gains could I expect with a tune for this? Been reading the net the last few days on power upgrades for my truck after reading the "best year diesel" thread on here. Please see our shipping terms for more information. If you continue to use this site we will assume that you are happy with it. Howards, Hydraulic Roller Camshaft, Chev BB Gen 6 454-502, GM, Chev BB Billet Steel Hyd. 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. Is there any way I could send you that one as a core in return for one to work in my 2000? 7.4 Vortec Specs Chevy based the 7.4 Vortec off their 454 big block engine, hence the name 454 Vortec. Buy your K&N PF-1000 Fuel Filter at Amazon! Topping the engine is a borrowed four-barrel Holley XP carburetor. Always a big complaint with 454 TBI trucks. As long as the engine is well maintained, reliability is not affected. He could even be found working on tractors or hay bailers while on vacation at his uncles farm. It is not 4x4. Boost your horsepower, torque, throttle response and fuel economy with the advanced Innovative Performance Chip compatible with your Chevrolet Silverado 1500! I would like the biggest bang for the $. 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. Yes, we could accept the PCM from your '98 as the core. You claim 40-55hp gains is that something that I will notice drastically or is it more of a subtle power increase? You may also like. Thanks. 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. Mark McNabb was a contributor at TopSpeed from 2013 to 2018. and will it improve my over all power? 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? Yes, we can resolve your issues. Makes NO permanent changes to your vehicle's computer! We can also take care of the TQ management for you. Hello! What are your recommendations?? I have a 2000 3500 454. 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. Or is it what get is all you get? They said they no longer support my RV and had no parts available. Thanks. 1997 gmc 3500 cc dually. If I send yall Parts list of what kind of cam, injectors, pistons, etc. Buy your Chevrolet Performance 454 crate engine from JEGS High Performance today! The previous owner had the engine rebuilt in 2012 and tells me they installed an RV cam but I am not sure which one. In search of power, GM reverted to the big-block engine design, with a 454-cubic inch displacement. 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. CAN YOU REALLY MAKE DECENT POWER WITH A SET OF PEANUT PORT BBC HEADS?. Would the retuned ECM provide any performance gains above what are present now?
HOW TO UPGRADE YOUR TBI PEANUT PORT 454 - YouTube 496 MAG Performance Parts Performance Applications Chevy / GM Trucks 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. Step 2 Install a high flow air filter and cold air induction intake.
Chevy Performance BBC L29 Vortec Cast Iron Cylinder Head - JEGS We've had a lot of issues with 1996 & 1997 PCM's so for the moment we are not tuning those. Do you offer anything for the 5.3? The vin is for a 2004 gmc 1500 with a 5.3 vortec. I've installed hypertech power programmer, lower thermostat, gale banks torque tube headers and full exhaust, with hi-flow catalytic converters, shift-kit for tranny and larger external cooler. They also installed roller lifters, heavy springs and chain/gears. We modify this so that it is still "safe" but definitely wakes the truck up. I read in earlier questions asked that you had stopped doing the earlier ones. 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. We use the original black box PCM's. . We are not able to assist in providing this PCM. Heads, intake and headers would definitely wake it up. It will be plug and play. 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). 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. TQ with those modifications done.
Chevrolet Performance 454 HO 454ci/438HP Crate Engine - JEGS I won't change the exhaust or add a ring eating K&N. No where near diesel power my ass. way stronger than a stock 12v, 6.5, & 7.3 powerstroke by far!!!! 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. 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 $. Thank you for any information you could give me.
GMC 7.4L/454 JET Performance Parts and Accessories There was plenty of power left in the YSI, but at 847 hp we couldnt help but be amazed at the extra strength GM put into the design of their 290-hp big block.
Also how much benefit do you think I would gain by going aftermarket catback exhaust. How to Get More Horsepower From a 360 dragster engine image by Robert Young from, Copyright 2023 Leaf Group Ltd. / Leaf Group Media. To find out just how much the 30-year-old behemoth could muster, they took it to Westech Performances dyno room. If you can find this PCM in a salvage yard or from a different type of vehicle that uses the same, we can likely program it to your vehicle for you. We do not go further back than 1996 (OBD2) modules, sorry. It is an all-iron engine (block and heads . I have Bosch Gen III injectors; Volant Air intake; and 3 exhaust. The upgraded Vortec 7400 is a 7.4L V8 OHV 16V-volt FI engine. I'm sorry, we can't tune anything prior to 1996 model year. Banks iDash: SuperGauge & DataMonster. We measured our stock iron heads right out of the box and the retainer-to-seal clearance was only .470-inch. These modifications will help to generate more horsepower without adversely affecting fuel efficiency, which will ultimately increase net mileage. I list that this RV was originally equipped with a 4.63 rear gear ratio and a tire size of 225/70R19.5. It was utilized in the Chevrolet Silverado, GMC Sierra, Chevrolet Suburban, and Chevrolet Express. Apr 10, 2008 #5 M MyBoTy Veteran Member Marks spare time was heavily consumed by reading automotive magazines and wondering how in the heck people could land a job testing cars all day. I've always heard that they were a good upgrade to the TBI 454 and earlier 454 heads. Thank you. I installed a K&N replacement are filter in the stock air box. For more information, visit www.P65Warnings.ca.gov, NOTICE: Fororders outside of United States. Et si je devrai faire recalibrer mon ecm? A restrictive or clogged air filter will force the engine to work harder to breathe, which makes it less efficient. I am certain we can get more power and overall better drivability with our tuning versus your current setup.