is this unit ready for plug and play. If so, is that the unit that sits above the radiator of a 2000 Itasca Suncruiser V32 w/ L29 7.4l (454ci) Vortec? Cost is $395 plus a $175 core charge which is refundable. Jump to Latest Follow . Most ordersare shippedwithin 24 hours from the order date. And performance tune? 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. We immediately checked the latest 8.1L off the list due to lack of availability and parts cross over. If product is incorrect for the provided VIN we will contact you to revise order. I have a 1996 C3500 crew cab dually with a 7.4. It is $495 if your sending your core/pcm in first. 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. Short tube headers won't do anything for you but long tube headers would he beneficial. We do not, however, have core PCM's for this engine so you would have to send your PCM in for the flash. Hot Rod And remember, thats all without touching the bottom end. 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 Yes, all gains listed are with 87 octane gas. Its amazing what some bolt-on parts can do! 95K views 2 years ago WESTECH PERFORMANCE GROUP LETS TALK TORQUE! 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. We require the VIN so that we can pull up your vehicle's specific parameters and create a truly customized tune for your vehicle. I tow a large fifth wheel trailer with RPMs between 1800 to 2500 typically. Maybe I need to go by the dealer and test drive a diesel or another gasser so I have a comparison. Overall Length: 3 inches, 74 mm. Other #s not sure what they are if theyre useful, 86DAFMM0017433PS, HDW # 16239740. Mar 20, 2011 #4 M MyBoTy Veteran Member Feb 9, 2002 1,567 Lubbock, Texas USA Switched to Mass-Air Flow. It specs out at 265 HP@4500 RPM and 340 ft/lbs of torque@3500 RPM. I sprayed starter fluid in the tbi and it fired up for a few second. This 1-ton dually truck is used for hauling a large slide in camper and atv trailer. I am doing a full engine swap from a damaged motorhome to my older motorhome. I have a 1996 Winnebago with a P30 chassis and a 454 75,000 miles and runs great. Or if I pay to send in, is the return shipping included in the $495? In addition to the powerful YSI supercharger, the kit included a cog-drive system to eliminate belt slippage under boost. They also installed roller lifters, heavy springs and chain/gears. This is a lie. 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. Dont buy a camshaft because someone claims its fantastic; instead, purchase one because you know it will fit your vehicle and give you the performance look you desire. Vehicle Monitoring and data-logging like no other! You would see a nice gain in power, on your 1997 we generally pick up about 30 horsepower and 35 lb-ft torque. Headers suggested. To find out just how much the 30-year-old behemoth could muster, they took it to Westech Performances dyno room. To allow the motor to rev cleanly to 6,000 rpm under boost, the cam upgrade was teamed with a new set of beehive valve springs. Programmers. He eventually figured it out. The previous owner had the engine rebuilt in 2012 and tells me they installed an RV cam but I am not sure which one. We only specialize in the big block engines. After installed Ultrapower GM/ Workhorse 1998 7.4l Vortec 454c. What type of gains could I expect with a tune for this? 496 MAG Performance Parts Performance Applications Chevy / GM Trucks If it does work what would do for pulling and climbing hills? This camshaft provides more lift and longer duration using the 10-12 Manifold vacuum. Richard Rowe has been writing professionally since 2007, specializing in automotive topics. Gasoline engines do not require different settings for different conditions like a diesel engine does. All other modifications are going to be expensive, labor intensive and still not necessarily yield the same results. I have a 1996 Suburban K2500 with the L29 engine and 4l80 trans. 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. 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. This engine has two valves per cylinder and features multi-port fuel injection. They seem to be similar to those used in your RV work. The banks system will give you 70hp and 85lb-ft. The Vortec 454 was touted as having substantially more power. That extra air going into your engine needs to get out somehow; installing a full aftermarket exhaust system like this is always good for more fuel economy, especially when combined with a freer-flowing intake. The state of California requires that this warning be posted for people purchasing products that reside in California. 4.56 might be abit tall. These modifications will help to generate more horsepower without adversely affecting fuel efficiency, which will ultimately increase net mileage. We have been doing them on a limited basis, it has been very challenging to find good cores to use. This ignition system upgrade will allow you to set your distributor for a little more timing advance. K&N Performance Fuel Filters are built for high flow rates and capacity while they provide outstanding filtration. a good set of headers help to. 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. A restrictive or clogged air filter will force the engine to work harder to breathe, which makes it less efficient. It was utilized in the Chevrolet Silverado, GMC Sierra, Chevrolet Suburban, and Chevrolet Express. 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. The tire are one size larger than stock to the speedometer is off a little. 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? 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. I am certain we can get more power and overall better drivability with our tuning versus your current setup. This is a crew cab, 8 foot bed. I THINK I want a diesel until I look at the prices. This combined with the internal step gearing and maximum engine speed of 6,000 rpm to produce a peak impeller speed of 51,700 rpm, well below the listed maximum of 65,000 rpm. From my experience, the HyperTech programmer for those engines is pretty generic and does not make very many changes in the programming. 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!). Mark McNabb was a contributor at TopSpeed from 2013 to 2018. In search of power, GM reverted to the big-block engine design, with a 454-cubic inch displacement. The same 290 horsepower that was standard for all GM cars in 1980 was maintained throughout the decade. BBK Performance Parts 1710-XD GM VORTEC 305/350/454 80MM POWER PLUS THROTTLE BOD. The 1970 Chevrolet 454 was the most powerful with outputs of 360 and 450 horsepower from the LS5 and LS6, respectively. Install an aftermarket windage tray in your engine. This project will also let customers know if spendintg approx $2300 on all these upgrades is going to give them the results they need from their big block engines. My question is what cam you would recommend for towing? The issue with your tachometer would only be fixed if there is an actual issue with your PCM. Thanks. watch out for chips as they just bump the fuel curve. 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Change to a synthetic oil that is light-weight. So, I am contemplating upgrading this thing for more power, or selling and buying a Dmax. 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. 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. Any thoughts from you technical guys? 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 didnt see anything on the site but that doesnt mean I saw everything. Weve seen a few 1996-1997 PCMs with this issue. I fought this truck with the cats deleted and air pump disabled. 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). We use cookies to ensure that we give you the best experience on our website. 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. The Vortec 7400 was based on Chevrolets 1995 7.4-liter 454-cubic inch V8 big block, which produced 230 horsepower. 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. Our typical turn around time is 2-3 business days. Purchase a Chevy 454 crate engine online from JEGS High Performance. I have a 2000 7.4 with a bigger cam cold air kit dual exhaust better mass air flow senser and roller tip rockers can u tune that as well or do you just do stock stuff, I have a 99 k 3500 Chevy 1 ton with 454 5 speed.will your computer tune work in my truck and can I expect 40+hp gain? We promise not to use your email address for anything but exclusive updates from the Power Automedia Network. If not can a non uhaul ecm be used (ie plugged into the current harness)? Even so, this engine was built primarily to provide huge towing power for CAFE-standard exempt vehicles, so there remains some room for improvement. We can also take care of the TQ management for you. Buy your Big Autoparts Ignition Distributor Set DR474 DR331 at Amazon! The Chevrolet 454-cubic-inch, or 7.4-liter, V-8 engine was an extremely powerful gas guzzler that should have remained obscure after the 1973 oil crisis. Buy in monthly . Would you be able to tune this on a new computer so I can keep the original? If I order a ecm reprogram will this fix my speedometer error too?? If you continue to use this site we will assume that you are happy with it. However, this engine was developed mostly for large towing ability for CAFE-exempt passenger cars, so there is still room for improvement. We are currently waiting on more ECM's to come in to be able to provide them on exchange. Here is info from COMP Cams. I have a 1998 Winnebago Brave on a p30 chassis with the 7.4 with a Banks Power Pack. Vortech Superchargers Unfortunately this is not something that we offer. Surprisingly, the 454 laid down an impressive 330 horsepower and 475 pound-feet of torque. A cold air induction setup will feed the engine cooler and more oxygen-dense air. 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 . I am considering your tune for my motorhome. It won't hurt anything to run like that. Buy in monthly payments with Affirm on orders over $50. Following up from previous question, here is the VIN 1GDG6H1BXYJ907917 and #s off the ECM, 09384681, sev. Boost your horsepower, torque, throttle response and fuel economy with the advanced Innovative Performance Chip compatible with your Chevrolet Silverado 1500! The batteries are fully charged and there is 12 volts to the distributor. The heads, pistons, and intake are stock. 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. Can I tune it myself later with my own tuner or is it still a black box like the oem? How To Add 70 Percent More Power to A Chevy 454 V-8. 5. Anything that will help the performance. Are there any gains to be had by programing and adding headers to my truck? If powertrain performance projects and hardcore technical content are your interest, Power & Performance News is the publication designed for you. I have had a hard time finding much of anything for these engines. I am considering some performance upgrades to my 2000 Winnebago Brave with the 7.4 liter engine.
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