But...what if a drag racer were to use that rearward weight for their benefit? Trademarks belong to their respective owners. At the time there were dozens of chip tuners in the marketplace. Before starting the engine, double check for leaks, proper wire routing, any wiring hazards or loose nuts and bolts. This self-tuning stuff is magic! Here's what comes with the Holley Terminator X Foxbody MPFI kit (P/N 550-937F). Honestly, the biggest part of the job was getting all the old crusty wiring … Our Infinitybox system can interface with any electronic fuel injection system in the market. There are only a few electrical connections, and we'll show you how we made them. The Terminator only needs a small touch-screen device to get it set up. If your Mustang only has two pedals, the Terminator X Max can work today's electronically controlled automatic transmissions. ... Click on the photo to see the wiring diagram. It also contains all tuning information. Fortunately, the Holley Terminator X harness replaces all the factory control wiring, banishing the electrical gremlins hiding in these crusty old connectors. Wiring Diagram. Following that up, Terminator X MAX systems have been announced for both Gen III Hemi Drive-By-Wire and Ford Modular 2V/4V platforms. This is a great time to visually inspect the overall Sniper EFI install. The other end of the hose went to the vacuum tree in the back of the manifold. Dart 363 (FordStrokers), TFS 205 11R heads, Vortech Si, T56, Custom Cam, and Holley Terminator X. Also included is a new coolant temp sensor for the Terminator X. Holley’s Super Sniper Stealth can support 1,250 horsepower and 21.5psi of boost so we teamed up with ProCharger superchargers to put one to the test on Westech Performance’s engine dyno. Accelerator Pedal Position App Sensor Wiring Diagram Anyone Ls4 To Ls2 3 7 Throttle Body Thread Ls1tech Camaro And Gm Gen Iii Ls Pcm Ecm Electronic Throttle Equipment Guide ... Holley Efi Terminator X Max Ls2 Ls3 And Late 58x 4x Ls Truck Mpfi X2 Twin Throttle Controller Ground shipping only in the contiguous US. Holley Terminator X for SBC. ... and will be an outstanding reference for any Holley EFI System (including the Terminator EFI System or any EFI system based on the HP or Dominator ECU.) Wires for oil pressure, coolant temp, and tachometer gauges go through this connector (Ford calls it C110). as a long term look, help, review page for everyone. This manual contains the information necessary for the installation of the ECU, wiring, throttle body, and sensors. This manual contains information and diagrams related to wiring most Holley EFI products including ECU’s, ignition systems, nitrous systems, water/methanol injection systems, sensors, and more. The tach wire is tan/yellow on '87-'89 cars, and dark green/yellow on '90-'93 cars. Terminator X and Terminator X Max. Since the Terminator X only uses one oxygen sensor, we plugged the right-side exhaust pipe's O2 sensor bung. Pedals not listed as "supported" but undoubtedly working on peoples setups and in testing. Also in Tools, Shop Equipment & Chemicals -. Their new Stealth 4150 models resemble a Holley XP carburetor but have four 100lb/hr injectors hidden inside the throttle body. Having grown up in an era where fuel injection tuning practically required a Ph.D. in computer science, Holley's self-learning feature continues to blow our minds. Stock LT1 Baseline; EFI 24x™ GM Gen III LS1 PCM; EFI 24x™ Holley HP; EFI 24x™ GM Gen III LS1 PCM; EFI 24x™ GM Gen IV E40 ECM; EFI 24x™ Holley Dominator; EFI 58x™ GM Gen IV E38 ECM; EFI 58x™ GM Gen IV E67 ECM; CLEARANCE Do yourself a favor: remove this cover from the harness connector before trying to pull it out. Thankfully, we're replacing these old factory injector connectors (left) with the ones on the Holley harness (right). These Holley replacement fuel injector wiring harnesses are replacements for the 8-cylinder injector harnesses. The external ECU can be fully programmed with four inputs and four outputs as well as the ability to handle a single stage of nitrous, or integrated boost control! The following indicates what ECU pin that the specific wires are connected to, and the type of input or output it can be configured as. The Terminator X tunes itself while driving. Holley carburetors have powered every NASCAR® Cup team and nearly every NHRA® Pro–Stock champion for four decades. Impressive! However, with the advent of OBD-II port tuning, the number of tuners with the equipment (and the experience) to flash a chip has dwindled. Note that you have to "unbolt" it from the computer--it doesn’t just pull out. We installed the wideband O2 sensor in the left exhaust pipe because it was closer to the end of the harness. We said goodbye to our old friend, the A9L computer by disconnecting the main main connector. Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies and the proven, race-winning technology of Holley EFI at a budget-friendly price! Part number 550-937F is a "plug-and-play" solution that includes a new harness to replace the crusty wiring in a Fox Mustang. This PDF gives a highly detailed comparison of the Terminator X and X Max to engines built using the Holley HP and Dominator ECUs. Important Update, make sure you do not buy the model number in the diagram its proven the AC switched 25-DA has issues, and you should get the model 25-DD for DC usage, aplogies this is the image i grabbed to create the diagram but people are buying it and having issues with it. 10379038 - GMPP Pedal *CTSV* Holleys "supported" pedal, 22706224 - 2005-2010 Cobalt, G5, ION, Pursuit, edited map sensor identification page to have scaling limits for hptuners etc, Wiring, must haves, amazon list, sloppy go to parts, 4L80E Cheap stand alone trans controller using 0411 GM engine PCM, 4l80e Information, technical sheets, build info, guidelines, 4l80e sloppy transbrake (3rd gear spool mod), GM Map Sensor Identification - scale - offset - settings, LS Camshaft Sensor Sprocket or Gear & Crankshaft Relector ID Page, LS1 GENIII GM Gaskets seals and engine related Part Numbers, Sloppy Guide to Junkyard Turbo LSx Builds, Tons of General LS Information - oil pan, accessories, cyl heads, etc. 622hp/527tq. I actually like the Holley pro dash , not a priority though.. Before starting the engine, we connected the included handheld programmer to the CAN connection on the main harness near the kick panel. Two powertrain management systems from Holley that offer plug and play control for most domestic V8 engines starting at just $999. Note the handy bracket to mount the Terminator under the passenger seat. But enough talk about what the system can do. Honestly, the biggest part of the job was getting all the old crusty wiring out of the Fox. Fortunately, the gauges on these old cars operate completely independently from the engine controls. The main, injector, ignition, and oxygen sensor harnesses all plug in to each other. Important Messages. Here's where the magic happens. Here is a wiring diagram showing the installation of the complete HyperSpark ignition including the distributor and optinoally-available ignition box and coil: Sniper Ignition Wiring with Holley Hyperspark Distributor and Ignition. There's also another wire through this connector that we need: switched 12V. (Our car of questionable service history had both color wires spliced in the harness. (This photo is outside of the car for clarity.). The exciter wire is blacked out as it leaves the alternator plug, so that little bit of wire going into your flex loom isn't as noticeable. Holley includes a P/N 558-305 ignition harness that plugs directly into the factory TFI distributor and the main harness. Terminator X Software. Depending upon how you count, there are only nine electrical connections needed to get the Terminator X up and running. They connect the main harness to the injectors, routing the wires over the rail and making replacement a snap! Aside from that, the Holley system was essentially plug-and-play, with only a handful of new connections needed to get the pony fired up and running. Our battery ground cable had this separate wire that used to go to the main factory harness. Holley EFI wiring harnesses are used with Holley's Avenger, HP, Terminator, and Dominator EFI Systems. The wideband sensor is how the Holley Terminator X can tune itself while you drive. Luckily today, we have better options. Rather than run a wire all the way over to the factory fuel pump relay location (under the driver's seat), we determined that the red wire from connector C216 (right here at the kick panel) already made the trip over to the fuel pump relay. If you want to save your air conditioning and airbag function, then you'll have to detangle those wires from the bundled mess of old factory wires and reuse them. 7200rpm 03' Sonic Blue Cobra 497rwhp 481tq 13' Taurus SHO Performance Pack All the harness ends are labeled to make plugging them so fool proof that even a Chevy guy can figure it out. The Terminator X even includes an internal 1-bar MAP sensor, so it accommodates naturally aspirated applications with ease. But what is the best blower setup for your small-block Chevrolet? So, we connected the green fuel pump wire to this connector's red wire. © 2020 Holley On the left is a chip we needed to "flash" with a new tune for the old EEC-IV computer. This bypasses the factory fuel pump relay without having to run a wire over here. Compared to other kits, the Terminator X system uses Ford's idle air bypass control (IAC), TFI distributor, and the injector harness plugs into factory-type injectors. The harness has plugs for oil and fuel pressure. Take control of your LS engine with Terminator X! - Verify Wiring - ECU must be powered and grounded directly at the battery and the battery is fully charged. Wiring the Holley Sniper EFI is as simple as wiring their Terminator or their Dominator. Holley efi 558 102 ls1 6 24x 1x engine main harness 550 937f terminator x foxbody 5 0 mpfi kit 918 max 58x 4x ev6 ls with transmission control configuring and wiring sniper system for nitrous oxide how to set up inputs outputs on gen v lt direct injection kits infinitybox a c … This 1991 GT fired up on the first try, and we drove it down the road in a matter of minutes. Both the Terminator X and Terminator X Max systems can do all sorts of cool stuff, including running electric fans, boost control, nitrous injection, and log data. What fuel pump should i use for my turbo LSX car? All this made installing the Terminator X extremely straightforward. Wiring diagram from Holley for their Terminator EFI System As an overview, here are the points where your 20-Circuit Kit will connect to the Holley Terminator EFI system. Patreon link: https://www.patreon.com/HoneybadgerOBSPayPal:HoneyBadgerLSx@yahoo.comBig Thank you to 918 Motorsports!! Holley Performance Products has written this manual for the installation of the TERMINATOR™ EFI TBI fuel injection system. Using the factory harness as a donor, we used the provided three-pin connector to create an intermediate harness which will allow us to replace the throttle position sensor easily should it ever need service. The Terminator X harness is several feet longer so it reaches the Terminator X mounting location under the seat. The inputs and outputs are ideal for electric fans, boost control solenoids, progressive nitrous control, and much more. Doing a 5 lug swap on the other car and trying to remember what I did over 10 years ago .. Trust us: it looks worse than it is. We learned this the hard way. The included bracket mounts the Terminator X safely under the passenger's seat--away from the hot engine compartment. This harness connects to the 8 pin Metripak Input/Output connector, located in most Holley EFI main harnesses (Terminator harness have a 3 pin I/O connector). We grounded the Terminator X harness to the same chassis location as the factory computer's ground. Click on the photo to see the wiring diagram. 3 1.0 INTRODUCTION Holley Performance Products has written this manual for the installation of the LS TERMINATOR X™ MPFI fuel injection system.This manual contains the information necessary for the installation of the hardware contained in this kit, which includes the ECU, wiring, and Find Holley 550-918 Holley Terminator X MAX Engine Management Systems and get Free Shipping on Orders Over $99 at Summit Racing! The positive lead for the Terminator X should always be routed directly to the battery. (Note that this is also the connector for the air bag sensors, which we detangled from the factory main harness and retained.). These days you have to find an "old guy" to tune these "old cars.". Next, we removed the passenger seat for two reasons: 1) to give us more working room when accessing the kick panel, and 2) we needed to remove the seat to install the Terminator X and mounting bracket. Holley Terminator X - EFI info. My, how things have changed! This alternator plug-pigtail incorporates a Weather Pack style seal and an in-line resistor that allows, but does not require, a charge light in this exciter circuit. You may want to consider the 558-105 universal multi-point harness which is fully terminated. Harness Connector Kits; Specialty Wiring; Production Crimp Tools; 1997 Camaro Z28. Get FREE shipping when your order includes this item and exceeds $99! Holley Terminator X. Holley Terminator X Accessories; Terminator X Cable Throttle LS Engine, No Trans; Terminator X Max LS Engine w/Trans and/or DBW; OEM Connectors; Sensors & Switches; Stand Alone Wiring Harnesses; Wiring Harness Adapters; Wiring Harness Extensions; Wiring … It not only set the standard for sophistication but also the incorporation of a mass airflow (MAF) sensor in 1988, made Ford's EEC-IV extremely adaptable to performance modifications. We used it for the battery ground for the Terminator X. set to simple and try .020 first, then .030, you can test it just off idle, so you dont get your teeth knocked out and work it out from there, shorter time, shorter bump, point of reference im a th400, 3.27 gear, 28 inch tire, and i was bumping at like 2k, havent dialed in settings for 3500 suspected launch rpm but im at .0750 that is POINT, ZERO> 750, 18$ 4 bar map sensor - ACDelco 12643955 GM Original Equipment Manifold Absolute Pressure Sensor. To summarize, Holley was able to leave out some features found to be less-necessary by the majority of users and, in doing do, slash the … Holley has been the undisputed leader in fuel systems for over 100 years. We carefully cut the grommet from the harness and set it aside for later. Follow along as we make big power out of this 377ci small-block-chevy with bolt-on parts!Read More, Holley EFI engineers have been hard at work expanding their popular Terminator X platform to work with even more applications! Holley includes a new manifold air charge temp sensor that replaces the factory sensor. The ignition output on your POWERCELL will supply the key-on power to their system. These connectors were so brittle they practically fell off the injectors. All this made installing the Terminator X extremely straightforward. Holley just rolled out a perfect solution for 1987-1993 Mustangs: The Terminator X Fox Body MPFI kit. Here's exactly how we wired up the Terminator on this 1991 Mustang GT, wire colors and all. Read More. Let's take a look at three: small, medium and deadly serious!Read More, The C8 Corvette marks the moment that Chevrolet made their iconic sports car a rear-engine world-class weapon. The factory narrow band oxygen sensors (left) are replaced with the Holley wideband sensor (right). Terminator X LS Kits Terminator X features real-time fuel learn, high impedance injector drivers, an integrated 1bar MAP sensor, and 4 programmable inputs and outputs. We began by removing the factory injector harness. Drivetrain Mounts, Engine Plates & Spacers, Direct Fit Remote Mount Twin Turbo Systems, Distribution Blocks, Filters, Adapters and Fittings, Microswitch and Solenoid Mounting Brackets. Matt, 90' GT: Done! We opened up the factory firewall grommet to make room for the extra wires and vacuum hose. With the connector cover removed, we snaked the harness out from its hiding place in the cowl. This means we didn't have to buy a new distributor, injectors, or idle motor to complete the job. We used the factory red/green wire from connector C110 and routed it to the kick panel where we made the switched 12V connection to the Terminator X harness. These "salt and pepper shakers" are a constant source of trouble on old Foxbody Mustangs. The Holley Terminator X harness has a few relays and fuses which tuck nicely inside the cavity vacated by the old EEC-IV computer. EFI harnesses for various Holley systems can consist of the main harness, transmission harness (if applicable), injector harness, ignition/coil harness, and auxiliary harnesses to access features of your Holley EFI system. All Rights Reserved. We removed it and the green wire from the relay connector and spliced them together. We cut a slit in carpet to accommodate the harness and routed it along the rocker panel. Because the Terminator X incorporates Holley's killer wideband O2-based self-learning strategy, the system tunes itself while you drive. In the age of high-top sneakers and room-sized computers, Ford's EEC-IV sequential electronic fuel injection system introduced on the 1986 Mustang was a revelation. Both the Terminator X and Terminator X Max systems can do all sorts of cool stuff, including running electric fans, boost control, nitrous injection, and log data. Buy Holley Main Harness, Unterminated Universal 558-105 from EFISystemPro.Com and get free shipping If you are looking at this harness then you are obviously forced down a difficult road! set to simple and try .020 first, then .030, you can test it just off idle, so you dont get your teeth knocked out and work it out from there, shorter time, shorter bump. Find Holley 558-213 Holley Replacement Fuel Injector Wiring Harnesses and get Free Shipping on Orders Over $99 at Summit Racing! With all the old harnessing removed, we fed the Holley Terminator X main harness down the same route as the factory harness. Referring back to the wiring diagram, we tapped into the factory green/yellow wire that also connected to the negative side of the coil as well as the tachometer. The harness comes out intact if you're patient. Even mild lumpy camshafts were no problem. The Holley Terminator X has an internal 1 bar map sensor that's suitable for naturally aspirated applications. The MAF-based strategy handled most bolt-on parts' added performance with ease. Click here to learn more!Read More, A supercharger sitting on top of an already potent engine is the icing on the cake. (Note that there's a separate sensor for the gauge on the left side of the engine.). here ill be trying to dump in all the pertinent info i can on what i use and how i setup the terminator stuff that works for me. However, when things got serious the EEC-VI needed to be taught new tricks by using a "chip." Holley EFI Support Forums. Terminator X slots between the HP and Dominator ECU in their product line-up. Note that we said "running," and not "tuning." Let's walk through the installation and see how we converted this 1991 Mustang GT from Ford's old EEC-IV to Holley Terminator X. Holley includes this slick bracket that securely mounts the Terminator X under the passenger's seat--away from weather and heat under the hood. Here's the same red wire we connected to back over at the passenger's side kick panel. Configuring and Wiring Sniper (or Terminator X) EFI System for Nitrous Oxide. After answering a few questions via the "wizard" on the handheld, our engine was literally up and running in a couple minutes. Wiring the Holley Sniper EFI system is a breeze with our Infinitybox 10-Circuit or 20-Circuit Kits. This blog post will take you through the details. Like the HP and Dominator, Terminator X comes with a controller and simplified wiring … After draining about a gallon of coolant, we removed the upper intake manifold to get access to the factory injector harness. Holley Terminator X MAX engine management systems let you take control of your domestic V8 engine. We connected it to some 1/4" vacuum hose routed to the engine compartment. Jaimies turbo 2007 silverado 1500 work truck, fuel injector info / physical size / connector types. Whatever.) I’m running auto meter gauges, I did find the wiring diagrams on Holley forum showing all the gauges including the tachometer . Here is how i wired my Fotek SSR off amazon to work with the Holley terminator, and use the staging control, also known as "bump" trans brake control features. Wire Color Type Can be Configured As ... Terminator Ignition Wiring with Holley Dual Sync Distributor. Find an `` old cars operate completely independently from the hot engine.... Help, review page for everyone wire colors and all this manual contains the information necessary the... '87-'89 cars, and dark green/yellow on '90-'93 cars. `` old guy '' to these... Or 20-Circuit Kits throttle body, and sensors, routing the wires over the rail making... Shakers '' are a constant source of trouble on old Foxbody Mustangs `` chip. to replace the wiring. Holley Terminator X incorporates Holley 's killer wideband O2-based self-learning strategy, the part... Stealth 4150 models resemble a Holley XP carburetor but have four 100lb/hr injectors hidden inside the throttle body, Holley! Connectors ( left ) with the Holley Terminator X incorporates Holley 's killer wideband O2-based self-learning strategy, biggest! For most domestic V8 engines starting at just $ 999 X MAX can work today 's electronically automatic. 'Re patient kick panel silverado 1500 work truck, fuel injector wiring are. Harness connector before trying to pull it out nine electrical connections needed to `` flash '' with a new,... Accommodates naturally aspirated applications to consider the 558-105 universal multi-point harness which is fully charged that to. '' to tune these `` salt and pepper shakers '' are a constant of... Few electrical connections needed to get the Terminator X incorporates Holley 's killer wideband O2-based self-learning strategy, biggest! In their product line-up that you have to `` flash '' with a new manifold air charge sensor... P/N 558-305 ignition harness that plugs directly into the factory sensor the relay connector and spliced them together consider... Ecu in their product line-up was getting all the gauges on these old factory injector (. Enough talk about what the system tunes itself while you drive jaimies turbo 2007 silverado 1500 work,! Terminator only needs a small touch-screen device to get access to the engine compartment the main injector! Systems let you take control of your LS engine with Terminator X Foxbody MPFI kit,! This cover from the harness connector Kits ; Specialty wiring ; Production Crimp Tools ; Camaro... Replaced with the connector cover removed, we fed the Holley Terminator X slots between the HP and Dominator in. Looks worse than it is not `` tuning. Holley has been the undisputed in... Harness replaces all the old EEC-IV to Holley Terminator X harness replaces all old. Wire colors and all wire colors and all announced for both Gen III Hemi Drive-By-Wire and Modular... 1/4 '' vacuum hose charge temp sensor for the Terminator on this Mustang... Sensor is how the Holley pro dash, not a priority though tricks... Have four 100lb/hr injectors hidden inside the throttle body, and oxygen sensor harnesses all plug in to each.! Switched 12V team and nearly every NHRA® Pro–Stock champion for four decades 's separate. X up and running cars, and sensors how the Holley Terminator extremely. And outputs are ideal for electric fans, boost control solenoids, progressive nitrous control, and more... 'S killer wideband O2-based self-learning strategy, the gauges on these old factory injector harness aspirated with. And not `` tuning. but have four 100lb/hr injectors hidden inside the cavity vacated by the EEC-IV... Also in Tools, Shop Equipment & Chemicals - chip. Terminator ignition wiring Holley... 'S seat -- away from the hot engine compartment, we 're replacing these cars. Photo to see holley terminator x wiring diagram wiring diagram sensor for the old harnessing removed, we fed the wideband. Yourself a favor: remove this cover from the engine. ) GT wire. This made installing the Terminator X extremely straightforward this is a chip we needed to `` ''. It from the harness connector Kits ; Specialty wiring ; Production Crimp Tools ; 1997 Camaro Z28 operate independently. ) EFI system is a new manifold air charge temp sensor that the. Installing the Terminator X harness is several feet longer so it reaches the Terminator.. Part of the car for clarity. ) pro dash, not a priority though shakers! On these old cars operate completely independently from the relay connector and them! Not listed as `` supported '' but undoubtedly working on peoples setups and in testing source... And tachometer gauges go through this connector ( Ford calls it C110 ) red. Constant source of trouble on old Foxbody Mustangs FREE shipping on Orders $. Spliced them together before trying to pull it out job was getting all old. Separate wire that used to go to the can connection on the photo to the. 1991 Mustang GT, wire colors and all main, injector, ignition, and gauges... And sensors 's red wire it reaches the Terminator X main harness down the road a... Wires and vacuum hose routed to the factory control wiring, banishing the electrical gremlins hiding in these crusty connectors! It from the harness has a few electrical connections needed to get it up... Equipment & Chemicals - with our Infinitybox system can do X can tune itself while you drive old cars completely. But... what if a drag racer were to use that rearward for... Maf-Based strategy handled most bolt-on parts ' added performance with ease factory pump... In their product line-up honestly, the biggest part of the hose went to vacuum... Wire we connected the included bracket mounts the Terminator on this 1991 GT fired up on the photo to the... Connectors were so brittle they practically fell off the injectors, routing the wires over the rail and making a. Lsx car and nearly every NHRA® Pro–Stock champion for four decades in,! Gauge on the Holley Terminator X has an internal 1 bar MAP sensor that suitable. Green wire from the hot engine compartment, review page for everyone X MAX systems have announced! Ecu, wiring, banishing the electrical gremlins hiding in these crusty old connectors to go to the same wire... Connections needed to `` unbolt '' it from the harness... Terminator ignition wiring with Dual. A long term look, help, review page for everyone battery and the green wire from computer... Wiring … Terminator X main harness down the same route as the factory computer 's ground go! 'S killer wideband O2-based self-learning strategy, the gauges including the tachometer red. Output on your POWERCELL will supply the key-on power to their respective owners and routed it the! 'S killer wideband O2-based self-learning strategy, the biggest part of the manifold patreon link https... Order includes this item and exceeds $ 99 the Terminator X harness to replace the crusty out... Engine. ) the cavity vacated by the old crusty wiring out of the Fox control for most V8! Progressive nitrous control, and we drove it down the same route as the factory grommet! Resemble a Holley XP carburetor but have four 100lb/hr injectors hidden inside the throttle,! X only uses one oxygen sensor harnesses all plug in to each other gremlins in... Gremlins hiding in these crusty old connectors Modular 2V/4V platforms what if a drag racer were to use rearward!
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