A few weeks ago I bought a very low milage 454 Gen. VI L29 Vortec engine with hydraulic roller. 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. You might be able to run an L29 cam, but you will need to consult an engine builder. 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. Reference core exchange, what is the time limit for you to receive the exchange? Build your own custom newsletter with the content you love from Street Muscle, directly to your inbox, absolutely FREE! 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. Is it actually running at that RPM or just showing that? We would recommend speaking directly with a camshaft manufacturer to determine the best for your particular engine. 454 vortecgood or bad | Performance Boats Forum Whether your power boat is running boost or naturally aspirated, we have the correct performance parts for your application. 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. Do you have any videos of how to locate and remove my ECM? Performance Street, great low to mid-range. This is a lie. We tune the original black box PCM but do not do the 411 swap. Install a high flow air filter and cold air induction intake. 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. Yes, we can do that. We would just need to know the tire size you are running and if the rear gear ratio was ever changed from factory. 7.4 Liter Vortec Info | GMC Truck Forum Switch to a lightweight synthetic oil. I'm is Arizona and I'm planning a trip this month after Bonneville, to Aberdeen, home town, and Centralia, still have relatives there. 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. Hello! Mfg Performance Parts www.straubtechnologies.com www.distributorgears.com 1014127996-upoval..CLOSED.."Vortec 7400", 100cc chambers We are running about 2-3 days on turnaround right now. The 454 Vortec is the last in a line of one of the most successful classic engines in GM history. Purchase a Chevy 454 crate engine online from JEGS High Performance. Need advice: 454 VI L29 Build | Hot Rod Forum Any "recalibration" would require sending your ECM to us for programming changes. vortec 454 cam? - Trucks, Trailers, RV's & Toy Haulers - ThumperTalk They left all the original parts in place like the two-barrel carburetor and dilapidated ignition system. I have a 2000 C3500 with the 454/L29 and auto trans. 3. 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! 90 and older is particularly bad and that is largely due to NO OVERDRIVE. Would this work on 1996 7.4L L29? youll have to stick to a torque cam because of the computor needs vacuum (speed density) headers will help greatly. Buy your Big Autoparts Ignition Distributor Set DR474 DR331 at Amazon! 496 cubic inches. I sprayed starter fluid in the tbi and it fired up for a few second. 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?? Buy your Innovative Performance Chip/Power Programmer at Amazon! 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. My question is what cam you would recommend for towing? 496 MAG Performance Parts Performance Applications Chevy / GM Trucks I had a 7.3 F250 about 8 years ago and I really think the ol Chevy would run with it or out run it. I would like to get the o2 delete. Eric, we can program for EGR delete, cost would be $ 495.00 and would also include the performance tune . So, what are the most common problems with the Chevy 454 Vortec? The tire are one size larger than stock to the speedometer is off a little. Do you folks know of cam upgrades along with tuning that would give power upgrades on a l21 with a manual transmission ? The P12 was only available for 1 or 2 years so there wasn't enough demand to continue producing products for it. There is a small red wire that has never been connected to anything. Straight Port Cylinder Heads 6. 16238212. 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. Later i want to install the banks PPB 49070 package on this motorhome next year. Based on experience, we have had good results with Comp Cams 212/218 hydraulic roller camshaft. 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. 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. Chevrolet Performance 454 HO 454ci/438HP Crate Engine - JEGS We set it for the best performance in all conditions, it is not user adjustable. Only a set of dyno headers and an electric water pump were different. It went through different upgrades over the years finally ending with the 454 Vortek which stopped production in 2001. It is bone stock except for tow mirrors and Kodiak door handles on all 4. L29 454 Vortec | Team Chevelle 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. I would think that u-haul did not use their own ECM. Yes that would be fine, you would just need to call in to our service department and schedule a date :). 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. No videos but your ECM is fairly easy to identify and replace. K&N fuel injection performance kit. The previous owner had the engine rebuilt in 2012 and tells me they installed an RV cam but I am not sure which one. This ignition system upgrade will allow you to set your distributor for a little more timing advance. The issue with your tachometer would only be fixed if there is an actual issue with your PCM. The 1970 Chevrolet 454 was the most powerful with outputs of 360 and 450 horsepower from the LS5 and LS6, respectively. torque so it will definitely be able to hold the upper gears better when hill climbing and have improved acceleration. Also I dont have either downstream 02 sensors. 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. and will it improve my over all power? Sequential-Port Fuel Injection (454 only had 2 Throttle Body Injectors) 3. Free shipping for many products! Will this correct my RPM gauge issue? Engineered specifically compatible with General Motors Vortec V8 engines,specifically compatible with General Motors Vortec V8 engines,Offering the quality,reliability,durability. Oil collects on the crankshaft counterweights, adding weight to the rotating assembly (crankshaft, rods and pistons), reducing horsepower through parasitic drag. Alright Jay! 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. Very interested in this. 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). 454 L29 Vortec Engine Performance | Team Chevelle Our typical turn around time is 2-3 business days. Chevy 5.7 Vortec Engine Performance Upgrades It debuted in 1970 as an upgrade of the 427 big-block V8 engine. These modifications will help to generate more horsepower without adversely affecting fuel efficiency, which will ultimately increase net mileage. 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. my old part number on ecm is 16263494 on 1999 454. The Vortec enhancements simply allowed GM to pass smog at a higher RPM. Please contact us directly to set that up at 800-417-4559. $399.99. As long as you don't have any emission systems removed, you will pass without any issues. The valve train is OHV with two valves per cylinder and multi-port fuel injection for fuel induction. Also, is shipping included both ways? It is located on top of the radiator support and has 4 connectors going into the back of it. Even better than the big peak gains was the fact that the cam swap . We do not go further back than 1996 (OBD2) modules, sorry. We have a complete Banks Power System and Banks Air Flow. The Official Vortec 454 Info thread - GMT400 We can tune stock or modified, not a problem. In addition to the powerful YSI supercharger, the kit included a cog-drive system to eliminate belt slippage under boost. Despite the impressive cooling powers of the carburetor, we were still concerned about the elevated charge temps going into the carburetor. Orders placed on the weekend or after cutoff on Friday, and orders placed on select holidaysareprocessed on thenext business day. 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. Most ordersare shippedwithin 24 hours from the order date. I have a 1996 Winnebago with a P30 chassis and a 454 75,000 miles and runs great. Have you plugged an OBD2 reader into the truck to see what it is displaying for RPM? If powertrain performance projects and hardcore technical content are your interest, Power & Performance News is the publication designed for you. The state of California requires that this warning be posted for people purchasing products that reside in California. 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? 7.3 is 250-275/505-525 stock. Without going into the engine, they make a supercharger kit for it, I know whipple use to. So if I have your tune done what is the turn around time sending my PCM to you? It is a re-programmed ECM, either you send yours in or we send you one on a core exchange. My next upgrade is going to be exhaust. They also installed roller lifters, heavy springs and chain/gears. Your email address will not be published. We immediately checked the latest 8.1L off the list due to lack of availability and parts cross over. The 7400 was essentially the same big block 454 that powered Chevy through the muscle car years, but with improved cylinder heads and a hydraulic roller camshaft, it was far more efficient than the old LS6 could ever hope to be.
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