If you’ve always wondered about EFI systems but were afraid of the perceived complicated wiring and tuning, or if you’ve ever wondered if EFI systems actually outperformed a carbureted engine, then this article is for you. Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. After much guidance from members on this forum, I think I've been successful in viewing Config Files in the Holley EFI software. It is a tremendous technology but still imperfect especially when used with an IR system. In addition, you need to provide specifics as to which type of cam sensor you have and how you’d like the ECU to trigger the ignition system. Tony Candela has been in the automotive aftermarket electronics industry for 20 years and has held positions in installation, sales, management, manufacturer's sales representation, and regional sales management. I finally gave in to the dark side. As an example, 83LB Holley 522-838 will automatically trigger the low-impedance setting in the Injector Type selection in the INJECTOR SET 1 box. This effectively changes the tuning, possibly to the point that the fuel table will be far from its original intent. If you can here just looking for tips on wiring the Terminator EFI ignition control, you can jump to that. Hello. HP EFI ECU and harness kits are designed to be used with popular factory EFI engines as an alternative to the factory ECU and harness or as a replacement for your C950 ECU. Want to learn more? I've seen problems with any of the 4bbl style efi (non-port injection) when used on a dual plane intake. The Holley software stores tunes in Global Folders. (To do that, click on File > Save Global Folder As and choose your folder name. We'll send you raw engine tech articles, news, features, and videos every week from EngineLabs. 1) Launch the Holley EFI software from the icon on your desktop. • Change Number of Sensors; this brings up a Sensor Averaging window, and for now we select Average. At this point, the laptop is not plugged into the ECU. That work continues today through Holley’s market-leading EFI products as well as through Holley’s family of best-in-industry brands. 2021 Holley EFI Tier 2 Training *Prior completion of Tier One is required* The tier two class will expand on what was learned in the Tier one class to include advanced tuning and set up principles. 3) Smoothing – There is now a “Smoothing” button in the Base Fuel Table (located in the upper right We've tried open a 4 hole spacers and all combinations of both. Especially when viewed bank to bank and watching fuel trims/corrections. To prevent making changes to this tune, make a copy of this global folder, which is specific to your application, before proceeding. We even milled the divider out of a SBC intake. Holley provides adjustable cam tables in its tuning software. We will safeguard your e-mail and only send content you request. You have two choices: build a base tune from scratch or tweak one of the base tunes Holley has provided. Go to www.holleyefi.com, click on “Technical” and go to “Resources and Documents”. There is a new checkbox called “Use Custom Table Font”. This engine made 907 hp at 7,000 rpm with a 1,250 cfm carb, so the Holley EFI system had a high bar to reach. I've been having a weird lean pop at mid-low rpm that I just cannot tune out on my Edelbrock AVS carb. so we'll add time in here I'll use 20 degrees as an example readings at the top of the table will be for wide open throttle or zero vacuum. Type an appropriate name for your tune, and click Save. Round up to the nearest tenth to make the mixture leaner; round down to make it richer. The HP allows you to … 3) Smoothing – There is now a “Smoothing” button in the Base Fuel Table (located in the upper right From that data, you will enter values in the table that coincide with what you ran at idle, cruise, and WOT. Table (from gasoline to our use of E85) as follows: 14.7:1 (1 Lambda) is stoichiometric for gasoline, 9.8:1 (1 Lambda) is stoichiometric for E85, 1 Lambda = 14.7:1 X A/F ratio/14.7 = Lambda.
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