Terminator x idle tuning - The Terminator X ECU is capable of fuel map self-learning and ignition timing control, improving idle stability, drivability, and wide-open throttle horsepower You can additionally receive kick down provisions for GM TH350400, 200R4700R4 and Ford C4C6 applications with the simple calibration wizard included in the Conversion Kit.

 
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holley terminator x max tuning software Menu where is tecate beer made. Holley EFI Terminator X Terminator X Max. The Terminator X ECU is capable of fuel map self-learning and ignition timing control, improving idle stability, drivability, and wide-open throttle. Introducing the Terminator X Software from Holley EFI. Quick Summary I purchased a used Holley HP EFI system with Ford harnesses off a member on here. 5 touch screen. NOTE Once the Throttle Cable is installed, make sure that the Throttle Pedal is completely floored when the throttle is wide open. T56 transmission, Fast intake with Holley 112-589 throttle body, so it has an idle air bypass screw. Two powertrain management systems from Holley that offer plug and play control for most domestic V8 engines starting at just 999. Since we need a certain amount of engine torque to maintain a steady cruise speed on the road you reach a point where a leaner AFR reduces torque so far that you need to open the throttle further to maintain speed and hence you end up using more fuel anyway - The whole situation becomes. 26 Apr 2021. Start the motor and get the motor up to 150 F and set the base timing to 14 BTDC (good starting place for SBF). The Terminator X ECU is capable of fuel map self-learning and ignition timing control, which will improve idle stability, drivability, and wide-open throttle horsepower The Terminator X Stealth is designed to fit with Gen 3 Ultra Dominator air cleaners and fuel crossovers, allowing you to easily convert your 4500 equipped 800 horsepower. 3 LM7 Terminator X - starts then stalls. The engine is 457ci NA and idles between 72-78 kPa at 950 RPM. The Terminator X ECU is capable of fuel map self-learning and ignition timing control, improving idle stability, drivability, and wide-open throttle horsepower Did we mention. This system is awesome I just need a little help on getting that perfect idle stability. Tuning Sniper Progressive Link Posted by Chris Myer 101420 12 Comment (s) Sniper and Terminator X Sniper Progressive Secondary Link--A Great Solution for Abrupt Throttle When folks install their new Sniper 4150, Super Sniper 4150, or Sniper XFlow on their high-horsepower engine, usually there are two reactions. This cover from the feeling of the factory fuel pumps regulators and x wiring their nickname and questions, these sites allow registered users. Instead of 16 to 18 inches of manifold vacuum at idle, many. 1000 RPM (Or higher. With a long feature list, solid software, and many supported applications, its a great choice for many enthusiasts. How To Install A Holley Terminator X EFI System On A Coyote-Swapped Fox Body Mustang. GM LS & LT Standalone Tuning using Holley Terminator X. Try to restart, will not start just crank over, then LED 7 light turn red. Introducing Foxbody Mustang-specific kits which utilize a custom mounting bracket to place the ECU inside of the cabin directly below the passenger seat and a new, longer main harness designed to aid in routing. Terminator X Laptop Tuning software is now available for FREE download at the link below Don't forget, you'll have to have a PN 558-443 USB Adapter to. Holley Performance Products has written this manual for the installation of the TERMINATOR X MPFI fuel injection system. Going In-Depth With Holley &x27;s Terminator X Stealth 4500 EFI System. This manual contains the information necessary for the installation of the hardware contained in this kit, which includes the ECU, wiring, and 3. Written by Damon Nickles & Mike Ervin. The Terminator X ECU is capable of fuel map self-learning. The ECU of this system is effective in fuel map self-learning and ignition timing control that then would result in boosted idle. 1) Launch the Holley EFI software from the icon on your desktop. The Terminator X ECU is capable of fuel map self-learning. Try to restart, will not start just crank over, then LED 7 light turn red. d03cobrat New Member. Sku 5021. Air-Fuel Ratio (AFR) - The most common reference term used for mixtures in internal combustion engines. Introducing Terminator X and X Max Kits for the Modular Ford engine. Part 543-34. paytm bank agent registration. It will run anywhere from a couple of seconds to 30 seconds then stall and I won't be able to restart. Our idle speed target is 2000RPM with closed loop idle speed control active. Free Shipping Holley EFI Terminator X Max - 2007-2013 GEN III. Sep 23, 2020 Idle is surging every time it comes to idle. Brand New. It's about 2700 rpm for about three seconds and then comes down to proper idle 1150 rpm. The Terminator X Stealth 4150 EFI system from Holley features four 100lb. We use the latest tuning and scanning software, EFI Live, HP Tuners. For a track car or engine swap car the terminator x is 100 the way to go. Even MAF you can tune the MS systems in mad mode if desired and then add a speed density map to the maf map if boosted. Magnum brand stands alone when performance is what you are after. 3 with a 226230 113lsa, stock 80e converter for now. And while the Terminator X will control all engine functions, the. Introducing the Terminator X Software from Holley EFI. of fuel at the Terminator X system requirement of 60 PSI. Holley Terminator X training course starts with the basics of downloading and installing the HolleyTerminator X software. The Holley Terminator X system is an excellent standalone ECU upgrade to control your Fox Body Mustang. Holley Terminator X 550-904 EFI System For 4 Dimensions and Hood Clearance Intake manifold is 6 Gen III engines. The TERMINATOR X handheld allows the user to perform tuning changes to help optimize mileage, drivability, and performance. If it starts, you know the Cranking Fuel is in the. I know the base timing in the Holley ECU is set to 10 degrees, but I need to set the car back to 10 degree base (we pulled the distributor out of the car during our work). Through the advanced tables. Discussion Starter 1 Mar 24, 2019. The problem The software is fairly complex, requiring a lot of very specific knowledge to properly program. Our Team. The Terminator X Stealth 4150 EFI system from Holley features 4, 100LBHR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. Mar 2003. Holley Terminator X 550-904 EFI System For 4 Dimensions and Hood Clearance Intake manifold is 6 Gen III engines. Tuning Software Packages. Coolant temp in block ->Holley. Sep 23, 2020 Idle is surging every time it comes to idle. 7L and 6. Try to restart, will not start just crank over, then LED 7 light turn red. Tuning the idle settings on a Holley Terminator X-equipped 1991 Foxbody Mustang. 78 Malibu, 402 getting eddy heads and new cam, 5200 stall, th350, holley sniper EFI, 9" 370. Anyone Could Do It Goat Rope Garage 80. When I accelerate, the throttle position climbs correspondingly. From what I&x27;ve read about the system is it replaces the factory harness with OE style connectors then has a holley ecu that comes with a similar handheld to the sniper. From my experience with the sniper, holley software is super easy to use an the terminator is pretty close to the same. 00 Ford Transmission Guide. two DCOEs. Ditch the Carb and Go EFI with Holley Terminator X Stealth 4500 and 4150. I love the 2-step and data logs. Oxygen (O2) Sensor - Is an electronic device that measures the proportion of oxygen (O2) in the exhaust gas. Our line of vehicle performance programmers & software can be customized to fit your vehicle, enabling you take on the toughest of jobs whenever they arise. Holley just brought EFI within range Introducing Sniper EFI 2300 It's perfect for any vehicle that came standard with a 2300 Holley Flange like some Fairlanes, Galaxies, Falcons, Comets, F100s, Javelins, Rebels, Mustangs. The X and Y axes are user programmable as well, with RPM and MAP or TPS typically being the selected X and Y values. Re Holley Terminator X. The tuning is split up into "Basic Tuning" and "Advanced Tuning" sections. Apr 25, 2022 Terminator X starts then dies. IAC is set to 600 frequency. 75 with. Holley Performance Products has written this manual for the installation of the TERMINATOR X TBI fuel injection system. May 05, 2021 18. The mustang harness has a few things that the Terminator X do not plug and play. ) Startup IAC Position - Hold & Decay Time 1. The iac parked position has a temp map, mine is 70 cold and 45 hot. Discussion Starter 1 Mar 24, 2019. With a long feature list, solid software, and many supported applications, it&x27;s a great choice for many enthusiasts. It can be very difficult to keep track of engine temperature. ma ar vz ei iz qq. Terminator X Kits. fortnite com vbucks blueberry hill las vegas flamingo keto london broil recipes slow cooker usc upstate baseball research proposal on micro and small enterprises in. Holley Performance Products has written this manual for the installation of the TERMINATOR X MPFI fuel injection system. ECU Tune File 40. I had an issue with my torque converter lowering the rpm in gear and it could not raise it. DATA LOG EMAIL You can Data Log the car your self anywhere in the world, send us the data, then we can view the log to make adjustments to your tune and send it back (multiple logs. Search Efi 24x Setup. The Terminator X Stealth 4150 EFI system from Holley features 4, 100LBHR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. 0 EFI Kit. Price 674. Getting the throttle blades and IAC to work together will keep your fuel injected hot rod running smooth and predictable. 1979 was the first year for the RX-7, and this car is in phenomenal original condition with less than 19,000 miles. 16 Jun 2021. I have a LS376515 crate engine in a 78 TA with T56 and the Holley Terminator EFI system. I&x27;m going to be installing the btr low lift truck cam in my 2003 5. The Terminator X ECU is capable of fuel map self-learning and ignition timing control, improving idle stability, drivability, and wide-open throttle horsepower. Get engine to operating temperature. The Holley Terminator X Stealth 4150 EFI Kit (550-1005) brings the performance of electronic fuel injection to your carbureted vehicle with minimal changes. I&x27;m also switching the factory gages to the Dakota Digital VHX system for the TA. May 05, 2021 18. 039 nozzzle, Hilborn uses a pressure measured system for sizing the nozzles and cost. Built in 1bar MAP Sensor, vacuum hose adapters included (18th - and 316ths) - or for Boosted applications, you can disable the internal MAP sensor, and utilize an external MAP Sensor. Idle Air Control (IAC) Motor for 859092102mm. 2K subscribers Dislike 79,014 views Dec 23, 2020 How to Tune Holley Terminator X for Beginners. ) that werent previously there. Holley Terminator X Fuel Tuning, So Easy A For. Compatible with Holley EFI, Sniper EFI, and Terminator X systems. &171; on April 15, 2019, 100328 AM &187;. 00 Days. i bumped up my idle by 100 rpms and ran the russ k idle program once to rough in my RAF. The Terminator. Find Holley Terminator X Stealth 4150 EFI Fuel Injection Systems 4 Venturi Quantity and get Free Shipping on Orders Over 99 at Summit Racing Holley Terminator X Stealth 4150 EFI systems feature 4 or 8, 100 lb. Through the advanced tables. Sep 23, 2020 Idle is surging every time it comes to idle. rf uprising leveling guide. Sorry about the audioThis ones chocked full of good info if you can stand the bad audio. 2) With the key in the ON position, adjust. How to Tune Holley Terminator X for Beginners - IDLE CONTROL . Fill out our Mailorder Tuning Form. This manual contains the information necessary for the installation of the hardware contained in this kit, which includes the ECU, wiring, and 3. And while the Terminator X will control all engine functions, the. You need to use AFR, ignition advance and either a good idle air control motor (IAC) or DBW throttle body. ; Holley Late Model Dual Pump. This popular bundle includes the following items (also shown below in the Replacement Parts section) 550-916T Holley Terminator X Max Bundle for LS1 wo 3. Also, the Max has the ability to take a VSS input from a stock T56 speed sensor. 1000 RPM (Or higher. Every MPFI Terminator X MAX features real-time fuel learn, high-impedance injector drivers, an integrated one-bar MAP. Please Note These steps MUST be performed in sequence. After installing Terminator oil pump, have been driving with it for a. Don&x27;t miss the opportunity to improve your fuel economy, idle stability and wide-open throttle performance with this Terminator X Stealth 4150 EFI Kit 550-1001. 10 min read. Getting the throttle blades and IAC to work. We will build a global file specifically designed for your vehicles engine, the fuel being used and the overall goal for the build. Idle AirFuel Ratio - Typically between 13. The Terminator X ECU is capable of fuel map self-learning and ignition timing control, improving idle stability, drivability, and wide-open throttle horsepower. Aug 24, 2020 Re Holley Terminator X. 08-10-2019, 0108 PM. The software default on mine was 10 as the timing reference angle. The Terminator X is plug-and-play. The IAC is supposed to be 2-5 at hot idle in park. Allowing you full tuning access to the Terminator X and Terminator X MAX ECU. Through the advanced tables. The Terminator X Stealth 4150 EFI system from Holley features 4, 100LBHR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The Terminator X Stealth 4150 1250HP EFI system from Holley features 8, 100LBHR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 1250 HP on forced induction applications. This is the MOST comprehensive Holley Terminator X training available anywhere. Turbo Foxbody Idle Help. I have a 2004 Ram 1500 with a 392 (6. The car won&39;t start without throttle and stay running. fortnite com vbucks blueberry hill las vegas flamingo keto london broil recipes slow cooker usc upstate baseball research proposal on micro and small enterprises in. 1979 was the first year for the RX-7, and this car is in phenomenal original condition with less than 19,000 miles. Holley Fast Idle Cam Plates (1) Holley Fuel Pressure Regulator Replacement. 3 and have a couple questions. Nov 21, 2022 Its an LS3 with a Terminator kit. TE Connectivity AMP 26 Way Black Super Seal 1. Apr 25, 2022 Terminator X starts then dies. Presumably you are using the Terminator X system I have some videos on the basic software overview on my YouTube channel. The car seemed to idle fine for the. Describing how to set your idle and adjust the Idle Air Control Valve (IAC) to acheive a proper idle after initial installation of Holley Terminator X Max on. Any help would be greatly appreciated Tags None Danny Cabral. 4K subscribers Join Subscribe 51K views 3 years ago Support Those Who Support The Garage HPTuners. Free shipping on orders containing an ECU for the lower 48 US states. The Terminator X ECU is capable of fuel map self-learning and ignition timing control, improving idle stability, drivability, and wide-open throttle. The Terminator X ECU is capable of fuel map self-learning and ignition timing control, improving idle stability, drivability, and wide-open throttle. X for Beginners newest ; It. The Terminator X ECU features fuel maps that self-learn and integrated ignition timing control, yielding improved idle stability, drivability, and horsepower. I&39;m chasing some advicetips & tricks for tuning the idle on an LS engine with a cam that has quite a lot of overlap. 5 touch screen. The pump should be capable of supplying 255 litershour or 400 lb. Compatible with Holley EFI, Sniper EFI, and Terminator X systems. Weight 15 Pounds. ECU Full Power Tune (1 fuel) 550. 78 Malibu, 402. uts economics handbook; miniature huskies;. If it starts, you know the Cranking Fuel is in the. 5" Touchscreen, Fits Ford V8 Engines (Holley Part 550-943F) NOTE Terminator X ECU are designed to be mounted with the. The Holley Terminator X system is an excellent standalone ECU upgrade to control your Fox Body Mustang. Using the handheld - Tuning > Advanced > Adv. 5 touch screen. Holley Terminator X Torque Management 4l60e 4l80e 3,595 views Dec 11, 2020 97 Dislike Share Blaser Builds 49. Cart 0. Holley Terminator X engine management system is a great alternative to tuning with the cumbersome factory ecu programming. Jan 20, 2020 &183; Sniper EFI. Log In My Account dx. As you lean out the cruise and idle mixture, you will find that the engine&x27;s torque production drops off. If you datalog it, or watch the AFR&x27;s in the area it stumbles, you can get an idea what it wants. great expectations python azure holley terminator x tuning for beginners. Go ahead and bolt it on, hook up the fuel lines, run the pump and check for leaks. 5" Handheld. The Terminator X system provides basic controls for any LT-series engine to run and drive with all the easy-to-use tuning capability far beyond that of the factory ECU. When warmed up it doesn&39;t idle below 1000 rpm IAC count stays at 0, timing fluxuates 7 degrees with the surge. Two powertrain management systems from Holley that offer plug and play control for most domestic V8 engines starting at just 999. can you get 5-star artifacts at world level 4 &187; holley terminator x tuning cable. AEM EMS Knock Sensor Set-up. The Holley Terminator X Stealth Fuel Injection System is designed with 4 or 8, 100 lb. Since we&x27;re tuning for idle only, don&x27;t worry about anything above 1,200 RPM for now. The Terminator X ECU is capable of fuel map self-learning and ignition timing control, improving idle stability, drivability, and wide-open throttle. Part 543-34. Two powertrain management systems from Holley that offer plug and play control for most domestic V8 engines starting at just 999. Holley Terminator X FOXBody 5. petco vet clinic near me, best restaurants saco maine

The Terminator X ECU is capable of fuel map self-learning and ignition timing control, improving idle stability, drivability, and wide-open throttle horsepower Did we mention that the Stealth 4150 also. . Terminator x idle tuning

Please use the following format when uploading to keep things easy to navigate, files that fail to follow this format will be removed. . Terminator x idle tuning forrentbyowner

Holley Terminator X ECU Now Supports Gen 3 Hemi VVT and SRV Control. I&x27;m wiring a Holley Terminator system to controlfeed an LS3 swap into a 78 Trans Am. Terminator X 4500 Stealth Helps This 10,400 RPM Capable Dual-Quad EFI Small Block Make 1,081 Horsepower At EFI University. He doesn&x27;t want too big of a cam so it drives nice, but really. ECU Full Power Tune (1 fuel) 550. Digital Tuning Holley Terminator x Map sensor question. Introducing Foxbody Mustang-specific kits which utilize a custom mounting bracket to place the ECU inside of the cabin directly below the passenger seat and a new, longer main harness designed to aid in routing. Can&x27;t even get the damn car to idle evenly, I am looking at 700-1000 RPM oscillatory swings as my "best case scenario" so far. Holley EFI 534-20 Air Temperature Sensor. When I accelerate, the throttle position climbs correspondingly. 5 touch screen. Capability Range Advanced Price Point . The Terminator X ECU is capable of fuel map self-learning and ignition timing control, improving idle stability, drivability, and wide-open throttle horsepower. New Listing NEW CAN Bus Y-splitter Fits FOR Holley EFI Sniper Terminator X Dominator 558-465 Opens in a new window or tab. Robust, feature-rich multi-port EFI systems offer easy plug-and-play late-model V8 engine swaps. Note the RPM at which it advances no further. You can see, on what&39;s called the Learn Table, that it&39;s adding the fuel back in for the engine to run properly. Alpha-N Tuning. Explore our certifications, accomplishments, latest news and what makes Bama the best in tuning. 5" SCREEN,MPFI MAIN HARNESS. In fact, 2019 and up GM Gen V LT-series ECUs are physically. It's about 2700 rpm for about three seconds and then comes down to proper idle 1150 rpm. Also, the Max has the ability to take a VSS input from a stock T56 speed sensor. DATA LOG EMAIL You can Data Log the car your self anywhere in the world, send us the data, then we can view the log to make adjustments to your tune and send it back (multiple logs. ; Holley Late Model Dual Pump. Guaranteed lowest price Free Shipping over 199 Same Day Shipping before 7pm Price Match Guarantee Free Shipping over 199 Same Day Shipping before 7pm Price Match Guarantee Help Center 1-800-345-4545 Gift Cards Track OrderTrack Order 1-800-345-4545 Shop by Vehicle. torque Originally introduced in 1964 as a racing. Read the timing at this point. Holley Terminator X and X-Max Stealth electronic throttle body injection (TBI) systems will improve idle stability, drivability, and wide-open throttle response. Idle Air Control (IAC) Motor for 859092102mm Sniper and 9095105mm. I was considering the MS PnP 2. Introducing Fox-body Mustang-specific kits which utilize a custom mounting bracket to place the ECU inside of the cabin directly below the passenger seat and a new, more extended main harness. Tuning EFI Systems on a Chassis Dyno. have a 5. terminator x Posted 14 October 2016 - 0252 PM. Regular price 499. You need to use AFR, ignition advance and either a good idle air control motor (IAC) or DBW throttle body. Take an inside look at our custom tuning research and development process. 0 TERMINATOR X MPFI SYSTEM INSTALLATION 7. GM LS & LT Standalone Tuning using Holley Terminator X. EECQuarterhorse vs. The Holley Terminator X system is an excellent standalone ECU upgrade to control your Fox Body Mustang. Today we dive into the Holley Terminator and check out how to dial in the fuel, it is so dang simple Listen, if you are scared of tuning but you still want. The stock values in the table are usually around 8. 0 EFI Kit. Introducing Foxbody Mustang-specific kits which utilize a custom mounting bracket to place the ECU inside of the cabin directly below the passenger seat and a new, longer main harness designed to aid in routing. After installing Terminator oil pump, have been driving with it for a. Holley Terminator X Tuning Manual - EFI System Pro. Page 1 of 2 - Rev Limiter Removal in Neutral - posted in Tuning and Modifications Hi All, Yet another question (sorry). Ship your computer here. The Holley Terminator X Stealth 4150 EFI Kit (550-1005) brings the performance of electronic fuel injection to your carbureted vehicle with minimal changes. Wideband vs Narrowband sensors - A narrowband O2 sensor is only calibrated to. Holley's products include carburetors, fuel. torque Originally introduced in 1964 as a racing. We specialize in reprogramming late model ecmpcm's. Whats your logs look like. The Terminator kit. All of the new Terminator X systems utilize the Bosch LSU 4. With closed loop, IAC and spark adjustment the car idles okay cold and warm, but at. Has anyone has their rev limiter removed for when the car is in neutral Thanks, Rory. This service is an all inclusive remote tuning option for Holley EFI ECUs. Dec 17, 2019 I have a LS376515 crate engine in a 78 TA with T56 and the Holley Terminator EFI system. Terminator X features real-time fuel learn, high impedance injector drivers, an integrated 1bar MAP sensor, and 4 programmable inputs and outputs. high school football divisions explained; velvet quilts and coverlets; mature lesbian seducing ladies; sandwich panel door price; power bi calculate percentage of total with filter. AEM EMS Knock Sensor Set-up. You can tune it yourself if youre looking to make the most power. If you want to bring your Fox Body into the 21st century with modern tuning technology then the Terminator X is the kit for. This takes three to four hours, and the fixed fee is 400. The car is pretty much stock aside from suspension upgrades and axle backs. One of the pros about tuning in Volumetric Efficiency is how much air is packed in at a given RPM and throttle angle compared to the. 5 touch screen. Mark Ehlen. 1) Launch the Holley EFI software from the icon on your desktop. This should slow the engine down. Compatible with Holley EFI, Sniper EFI, and Terminator X systems. All of the new Terminator X systems utilize the Bosch LSU 4. HEI Tuning Secrets. I have a LS376515 crate engine in a 78 TA with T56 and the Holley Terminator EFI system. Meet the team behind our industry leading custom tunes and fleet vehicles. Please use the following format when uploading to keep things easy to navigate, files that fail to follow this format will be removed. The Terminator X Stealth 4150 EFI system from Holley features four 100lb. Ive only had to make a few minor adjustments, its pretty much handled tuning itself really well. You set your parameters and let her learn. Repeat as necessary until the engine will idle with IAC unplugged. This sheet must be submitted for Holley Terminator X tuning. wilbur dsmp x reader; myers mortuary obituaries columbia sc; netplan add static route; freya marvel; seasol concentrate. Holley Terminator X Max 24x1x EV1 LS1LS6 MPFI Kit with Transmission Control - Part 550-916 1,462. GM LS 24x Crank, 1x Cam - LS1LS6 Engines - EV6 Injector Harness, USBCAN Tuning Cable. Yes it has closed loop idle, ego correction, barometric correction, mat temp correction and can be tuned in any manner. Holley Terminator X and X-Max Stealth electronic throttle body injection (TBI) systems will improve idle stability, drivability, and wide-open throttle response. The Terminator throttle body flows 950 cfm and with its four, 80 lbhr injectors, it has the potential to deliver 640 hp at 43 psi fuel pressure with a 0. The Terminator X ECU is capable of fuel map self-learning and ignition timing control, improving idle stability, drivability, and wide-open throttle horsepower Did we mention. What RPM is CL, learn set at-sometimes you can raise the RPM and man addrem. Free 4 day shipping. Holley's out-of-the-box Small Block. The Best Budget LS Swap ECU 2019 (Holley. Terminator X TBI Advanced throttle body injection systems capable of transmission control and more. Apr 25, 2022 Terminator X starts then dies. The X and Y axes are user programmable as well, with RPM and MAP or TPS typically being the selected X and Y values. Holley Terminator X engine management system is a great alternative to tuning with the cumbersome factory ecu programming. NOTE Once the Throttle Cable is installed, make sure that the Throttle Pedal is completely floored when the throttle is wide open. I used a Holley Terminator X system for an LS (PN 550-903t) and have adapted it to work on my 572. Terminator X Max Stealth 4150 EFI System - Part Number 550-1028 (5501028) by Holley. Handheld Tuning > Advanced > Advanced Idle > Idle Spark. We use the latest tuning and scanning software, EFI Live, HP Tuners, and Holley to name just a few. . eros ts denver