Try out our new staging assist feature to smoothly and consistently stage your car. You really should tune a new 33102 unless its going on a 375 hp 396 bb engine right out of the box. Thank you for your purchase of the holley commander 950 fuel injection system. To get the best idle, i have to turn 3 of the 4 idle mixture screws all the way in. Since we had misgivings about the true streetability of a double pumper, we had fitted a holley avenger 830 cfm vacuumsecondary for street. Carburetor, model 4150 hp, 950 cfm, square bore, 4barrel, dual inlet, dichromate, each. Alternatively, you can save calibration changes to the sd card provided in the handheld, then upload them from the handheld to the ecu. With the hp efi, all i need to do is strap that new intake or set of heads on and enjoy. Supercharger hp carburetors are available in 600, 750 and 950 cfm and feature a contoured venturii inlet for balanced air flow, screw in air bleeds for precision tuning capabilities, high flow metering blocks and dominator style fuel bowls which allow pluming from either side for ease of installation. If youre an advanced tuner, you may elect to build a base tune from scratch. Holley 0804961k 950 cfm 4150 hp carburetor kit includes 950cfm carb gasoline. I would recommend upgrading your c950 to an avenger or hp efi. Recently picked up a 950 holley ultra xp and plan on putting it on a 500 mill.
The holley street hp series carburetors utilize the best features from holleys race bred 4150 hp carburetors. Fwiw, holley made four of them, two, 950s and two, 1050s and id love to have either one on my 496. The ultra hp 950 is what holley deems a true 950 carburetor, with massive flow potential. Holley 950 cfm 4 bbl holley 4150 hp double accelerator. Buy new holley terminator stealth efi kit throttle body fuel injection system, polished, 950 cfm, compatible with v8 250600 hp engines. I cant complain because tuning the 3bbl is what really got me into tuning carbs. This selflearning fuel strategy eliminates one of the most difficult, timeconsuming areas of efi tuning, and that is tuning the base fuel table. Join us as we test out the ultra hp 850 and ultra hp 950 on our project blueprint chevelle. Holley efi terminatorxsoftware terminator x software. Firmware must be installed with tuning software version 1. Virtually anyone who is well versed in efi tuning can tune the holley efi, its very user friendly. The holley street hp series carburetors utilize the best features from holley s race bred 4150 hp carburetors. Supercharger hp carburetors are available in 600, 750 and 950 cfm and feature a contoured venturii inlet for balanced air flow, screw in air bleeds for precision tuning. Listening to the holley 950hp making a pull from 2,500 to 5,500 rpm with our 467powered 1976 trans am on the chassis dyno.
Allowing you full tuning access to the terminator x. Holley v5 software not only features integrated traction control, but also allows you to completely customize up to 3 sets of injectors. In an effort to stand behind their offerings, holley pulled out all the stops on the new ultra hp carburetor line. Or aftermarket intake manifold is required for the installation of the holley commander 950 tbi system.
Shop for holley 950 cfm 4 bbl holley 4150 hp double accelerator pump supercharger carburetor not legal for sale or use in california with confidence at. Holley 4150 classic hp carburetors free shipping on. The first thing i always do is work on the idle, flip it over and set the transfer slot to a box. I got installed a usedgot it from ebay holley cmd 950 ecu on my widebody mazda rx7 with a nissan vg30 3. Help holley commander 950 problem chevy message forum. This selflearning fuel strategy eliminates one of the most difficult, timeconsuming areas of. Ensure the holley efi software is not open and the ecu is not powered onconnected when installing the new software. If you dont know what a bolton is, ask your dad or grandpa. After purchase, the professionals at hilborn injection will create a base startup program for your application and supply detailed tuning tips, along with providing the very best in technical support. On your engine, lets say someone not you, of course has messed with the carburetor and it now has 75 primary jet and an 85 power valve 71 jet is stock. Classic hp carburetors are available from 390 to cfm and feature a contoured venturii. Holley 4150 classic hp carburetors free shipping on orders.
Holley commander 950 pro software efi tuning questions. On the secondary throttle side there is a adjusting screw for the throttle blades. Ive got the e85 950 ultra hp that was perfect out of the box. With the size of cam your running it should be idling close to. Holley 950 hp double pumper carburetor by aed with fuel line kit. Fuel injector kits free delivery possible on eligible purchases. Oct 23, 2005 holley is misrepresenting their hp carb flows, a hp 950 is really a 830, a hp is about a 870 if measured the same vac as a 47 series. Offered by holley in 390, 600, 650, 750, 830, 950, or cfm.
This tuning manual is designed to take all of the guesswork out of tuning your commander 950 pro. The carb builder whom i wont name said to leave it alone, i built it to my specs for your program. Holley is dedicated to providing products for our customers that not only outperform your expectations, but also are easy to install and tune. On the dyno, we had run a holley 950 hp doublepumper, and it had performed flawlessly. Jul 28, 2014 1967 shelby gt500 barn find and appraisal that buyer uses to pay widow price revealed duration. Theres more to tuning the holley power valve on the primary side than just choosing when the valve opens. Holley commander 950 fuel injection system carburetor test command performance we dyno test holleys commander 950 fuelinjection system against one of the most effective carbureted combos around. I got installed a usedgot it from ebayholley cmd 950 ecu on my widebody mazda rx7 with a nissan vg30 3. So let us design a complete efi system featuring the holley hp ecu for your application and put the power of the hp in your hands. Tuning holley carburetors, how to tune holley carburetors, how to adjust holley carburetors, how to select holley carburetor power valves, how to adjust the accelerator pump shot on your holley carburetor, how to tell what size power valve you need for holley carburetors, how to adjust the mixture screws on your holley carburetor, how to tell what size holley carburetor. If it still had good drivability manners id step down the primaries 4 more and see if that gets the 3000 cruise point in the 14 range where you want it. May 19, 2017 if youre an advanced tuner, you may elect to build a base tune from scratch. These carburetors are tamed for street and light competition use.
Holley terminator efi 4bbl throttle body fuel injection. To tweak one of the base tunes follow holleys section 3. One ongoing problem with our bold beeper project was carburetor related. It is to help make startingrunning hope fully close to your setup. Introducing the latest software upgrade from holley efi. Terminator efi 4bbl throttle body fuel injection system v8 4 bbl 950 cfm range 250 to 600 hp. Supercharger hp carburetors are available in 600, 750 and 950 cfm and feature a contoured venturii inlet for balanced air flow, screw in air bleeds for. The tuner even commented how good he thought the system was compared to other stand alone efi systems on the market. What do you think the problem is, and should i just change the other three or to match the one thats 3 turns out or do they all need to be the.
The holley hp and dominator ecu based systems support. Save holley ultra hp 950 to get email alerts and updates on your ebay feed. Core features of the holley unit are the wideband oxygen sensors to help keep an engines airfuel mixture in tune throughout the entire operating range, and with greater accuracy. Realtime tuning can to usb cable is required part number 558443. Discussion in technical started by scooper77515, feb 24, 2012.
Holley commander 950 pro software efi tuning questions and. Introduction thank you for your purchase of the holley commander 950 fuel injection system. On the 4150 hp models that do not have a choke tower the list number will be stamped into the mainbody behind the throttle linkage. Holley carburetors 950 cfm free shipping on orders.
Looking for a plug and play alternative for your hayabusa or gsxr efi engine. They feature a contoured main body design from the 4150 hp carb and have a tumble polished shiny finish. We feel that you have purchased the finest performance carburetor manufactured today. Self tuning capability efi pro hangout instructional video. In the past, although some hp carburetors may have been labeled as 950, their actual flow rate was probably somewhere in the 800s. Are you having trouble consistently creeping your boosted car into the beams.
I used a shop that had never tuned a holley efi before and it turned out great. Modifying a holley 950 hp doublepumper for the street and. Reinstall it and have plenty of timing in it and set the idle speed and mixture, but dont move the idle speed screw work with your secondaries or make a vacuum leak in the throttle plate so it gets enough air to idle. Introducing the terminator x software from holley efi. The aftermarket holley system brings a much broader realm of tuning, reliability, and safety to the enthusiast. This will let a little more air in without drawing in more fuel and should help clean up the idle. The holley hp efi system tunes your car by itself while you drive down the road.
Unfollow holley ultra hp 950 to stop getting updates on your ebay feed. Changes include updates to run holley efi coyote vvt module, drivebywire updates, and other items. Competition carburetors model 4150 ultra hp series pn 080674 650 cfm, 080675 750 cfm, 080676 950 cfm installation and adjustment instructions 199r10321 congratulations on your purchase of holley ultra hp series carburetor. Now, holley efi is dominating the performance world as well as our products for gms ls engine. Carburetor, gasoline, model 4150 hp supercharger, universal, 950 cfm, 4barrel. Holley commander 950 fuel injection system carburetor test. Holley carburetors have powered every nascar sprint cup team and nearly every nhra prostock champion for four decades. Just a thought i have done this before and it has worked.
I have a 51 starlight coupe powered by a 350 chevy with a weiand 177 blower and holley hp throttle body fuel injection. Commander 950 software chevy message forum restoration. Fuel injection technical support holley performance products. I have the holley commander 950 pro in my truck, my laptop had crashed and i had loaned my software disc to a friend years ago and its nowhere to be found, i need to make some program changes and i cant, can anyone here send me a copy. Terminator ecu can be easily be updated to holley hp ecu specs with a free online. This tuning manual is designed to take all of the guesswork out of tuning your commander 950. Holleys new ultra hp carburetors have over 30 changes from the original 4150 hp line, and are sold as ready to race out of the box. Jan 01, 2007 holley commander 950 fuel injection system carburetor test command performance we dyno test holley s commander 950 fuelinjection system against one of the most effective carbureted combos around. Holley carburetors 950 cfm free shipping on orders over. I will be purchasing an hp efi soon, and wondered if the software is available for download, so i could get a head start on learning the system. The list number for most performance and factory 2 and 4 barrel carburetors will be found stamped into the upper right hand corner of the airhorn or sometimes called the choke tower. Software download before purchase holley performance products.
Jul 19, 2011 listening to the holley 950hp making a pull from 2,500 to 5,500 rpm with our 467powered 1976 trans am on the chassis dyno. Holley is misrepresenting their hp carb flows, a hp 950 is really a 830, a hp is about a 870 if measured the same vac as a 47 series. Holley 080577s holley 4150 hp supercharger carburetors. Holley has been the undisputed leader in fuel systems for over 100 years. Read the note in the holley efi firmware changes document before performing firmware update. Simply bolt it on, feed it a few basic answers and let terminator efi take control of your ride. Holley 80676 carburetor, model 4150 hp, 950 cfm, square bore. Holley hp carburetors have been the standard in racing carburetors for nearly two decades. Holley 950 cfm gen 3 ultra dominator carburetor 080901rd. Modifying a holley 950 hp doublepumper for the street and strip.
199 18 680 863 1377 1120 762 140 333 1062 279 583 711 1336 499 1406 1445 197 385 836 1534 345 506 1007 1028 1241 310 658 1309 1020 1164 880 48 1493 698 1499 693