The Sniper EFI 4150 2x4 system from Holley features 8, 100LB/HR Fuel Injectors capable of supporting 1250 HP on both naturally aspirated and forced induction applications. Update: my gauge now works after adding 3 more gallons of gas. The software has been ready for months, but the dongle is not. Build: 408w, large cam, Holley Super Sniper, Hyperspark Distributor, MSD digital 6al (pn 6425), dual fuel pumps (58psi), battery located in trunk. Previous calibrations can be utilized as they were. 73 Hornet - 401EFI - THM400 - Twin Grip 20 . From what I read on the Holley Sniper forum, the firmware must be upgraded to a version that supports progressive linkage. Read V6 Software Update Overview for complete list of updates over V5 Build 171 ----- Version 6.0 Build 200 - Initial Release 3/1/2021 -Proper Firmware Version - 6.0 Build 200 Who should update: It is recommended that anyone using V6 update to this new software and firmware. Push the pump arm lever down and then adjust the pump override spring to obtain .015" clearance between the pump arm and lever. Part# 555-100. Downside is that from my reviews there is no way of . Downloading and installing the free Holley sniper efi tuning software is extremely easy to do and will run on nearly any computer. Scroll down to find "Holley V2 Firmware". Holley has expanded its line of critically-acclaimed self-tuning EFI systems to include the Sniper EFI 2GC Unit. To start viewing messages, select the forum that you want to visit from the selection below. Hooker Blackheart 2.50-inch 304 Stainless Steel Hemi Swap Exhaust System - 111-inch Wheelbase. These hand-held units can be used as a fully customizable data monitor—and with the 3.5 in. 8 injectors would be double that power. Occasionally the AFR would stick, usually at 15.1. I lost two more sensors over the years that also froze at either 15.1 or 22.4. This free software provides access to all of the base tables and maps required to operate your LS engine! • Additional VE base calibrations from Term X • Email Global File/Save to Desktop Options • Additional Water meth . New Laptop Problem Communicating With ECU. Basic functions such as fuel, ignition and idle programming are covered as well as more advanced features such as anti-lag, rev limiters, traction control, closed loop PID control, boost control, drive-by-wire, and much more. It encompasses 350, 500, and 625 cfm 2-bbls. Once downloaded, firmware can be updated via the Holley EFI software. It uses the same Sniper EFI software with a slightly higher build number. Sniper EFI products are part of the Holley Performance family and offer economically priced self-tuning fuel injection systems. . Reply. 2.) These kits are the most complete Sniper master kits you can buy for your F or 2F powered Landcruiser. Has anyone done the Holly on this engine. We're using a Holley Sniper Stealth 4500 EFI . First you will need to check the adjustment on the pump. Build 170 SOFTWARE AND FIRMWARE UPDATES Build 170 Software was created due to resolution issues that occurred with Build 160 software when used on laptops/PC's with higher screen resolutions. The handheld, (.fwu firmware) and the ECU (.eep firmware) have to be updated at the same time, to make sure that the two can talk to each other. Having one bad regulator myself, I like the idea of the higher quality remote regulator that has a return to the tank but one supply line to the Sniper. I was wondering if anyone else running the sniper can comment with some of your settings or what works. The Ford 2300 engine uses a Holley carburetor, but it is in fact a licensed copy of a 32/36 Weber. Holley Lower Structure Support for Gen III Hemi Engines and Transmissions. Holley PN 554-142 (8 channel) is highly recommended. Holley recommends a 3/8" fuel supply line. RE Tuning: Yes the Sniper self learns and adjust fuel tables as you drive. 3.) When trying to connect, it shows I need to update my firmware to 1.1.26, but I don't see an .eep file for version 26 in the SD card contents, only 1.1.23 which is what I have. Holley. One of the most popular updates for an older vehicle is swapping out the carburetor for electronic fuel injection (EFI); but using an external pump to supply the high pressure needed for EFI can be a problem. $601.95. Forum software by XenForo . Go to page. For specifics, the V4 Revision log. $2,444.95. Re: Holley Sniper EFI. I've been having issues with my Sniper system, so I thought a firmware upgrade might help. I also put in new plugs and wires. Thinking about going to a Holley Sniper EFI on my 68 barracuda with a 340. Jan 7, 2019. 1. All stock. This is the MOST comprehensive Holley EFI training available anywhere! Contains latest V4 software (software version 4.0 Build 110). I have this Sniper EFI on my 1990 Third Gen Chevy Camaro with a Small Block Chevy 350 with Vortec he. To be honest, I didn't notice a huge difference in how it ran with and without timing control. it took an additional 20 minutes or so for the motor temp to settle to 190 operating temp. I am adding an alternator and a Holley sniper EFI. Some were quiet and some were noisy. Select the directory that you saved the And the Holley EFI CANbus accessories look interesting. Save Share. It has Nitrous control, supports a higher boost than Sniper, has integrated timing control, claims fan control as a new feature but Sniper has always had that. Click on the dropdown arrow on the SYNC button (shown here) and select "Update Firmware". On the Stealth PN 4150 has what they call the fuel log that goes to both of those fitting shown going into the EFI on page 11 it shows one as a feed and one as a return on the plain Sniper. Check Our EFI Pro Hangout: Full of Free Resources for Sniper EFI Users! Hooker BlackHeart. This is extremely easy for our vehicles, all that is needed is a factory Ford fuel pump hanger and an Aeromotive 11540 fuel pump. 2. 58 Apache, long bed fleetside, V8 w/SM420. Feb 28, 2022. A coolant temp and O2 sensor need to be added and tied to the controller for everything to work, but all of the computer componentry and hardware is actually contained inside the throttle body, which makes for a neat and tidy . Injection" tab. 26 X 8.50-15 M/T slicks 09 Nissan Titan tow vehicle 94 camaro stick shift toy. Find Holley Sniper EFI Conversion Fuel Tanks and get Free Shipping on Orders Over $99 at Summit Racing! Apparently the Sniper will have a USB dongle connection and computer software similar to Dominator. Click on the button below to download "Update Agent 1.0" the Insight CTS3 and EVO HT2 update agent software. The main drawback people seem to point to is that if there is an issue with injectors / spare parts etc you can't really service it like a carb, but the benefits far outweigh that risk. Cable setup worked perfectly on my Holley Carb. The Sniper EFI 4150 2x4 was designed for use on naturally aspirated engines, while the Super Sniper EFI 4150 2x4 system was developed for both naturally aspirated and draw . Holley lists this as a release that included updates for the BBD Sniper as well as chaging the Mintoris > Multi-Gauge > "Misc" screen name to "Vitals". All three units have different prices, but offer different options and features. Only show this user. Version 6 of Holley EFI's popular tuning suite has officially been released and with this revision comes a slew of race-focused updates. Afternoon All. I got a new laptop today and downloaded the Sniper EFI software from Holley's website. With a completely new Individual Configuration File (ICF) for drag racing transmission control, as well as a revised nitrous ICF, this update promises to be the best software yet! Introducing the latest software upgrade from Holley EFI! However, on the one copy of the 1.1.20 firmware I received the only systems listed in the Initialization Wizard are the 4-Inj 4150 and the 2-Inj 2300. I used the Holley Sniper Master kit PN 550-511k. Make sure the ignition power is on and USB cable connected. Holley V5 software not only features Integrated Traction Control, but also allows you to completely customize up to 3 sets of injectors. That's damn cool. Definitely a lot easier to get sorted, and they are often releasing software updates. B. head has been built with new valves and long block complete. Introducing Sniper EFI 2300 - Put an end to cold start issues, hesitations, vapor lock, and flooding. video. The blower motor probably starts easier than the EFI. "The Sniper 4500 is designed to be a direct bolt-on replacement for most 4500 carburetors. One of the great features of Holley's Sniper is the ability to set your air/fuel ratio (AFR) where you want it. I'm in final touches of ordering my 427 however I'm stuck between the holley sniper with their hyperspark or the edelbrock pro flo 4 set up. As posted earlier you will need a fuel pump rated at delivering adequate pressure to the throttle body. And the EFI software has not been updated to directly support the progressive linkage yet. It seems that on the external pumps anyway, some of the guys here got different pumps. The Holley distributor came a few months after I ran the Sniper without timing control. The best EFI on the market just got better with Holley's latest round of V6 software updates. it's 400.00 dollars cheaper than the Holley or MSD ready to run Dist. Holley sent me another TPS overnight and that fixed that problem. It runs fine but is down on power compared to the 750 eddy that was on it, I know the 750 was too small, so this holley set up should have been better. Questions and information for Racepak's DataLink software. I think the float was stuck. $799.95. If this is your first visit, be sure to check out the FAQ by clicking the link above. The Ford hanger and Aeromotive pump were $207, had I known the in-tank route would be so . It is recommended to update to the latest firmware on both the ECU and the Handheld at . the SD card was in a subdirectory called /HOLLEY/FW0100/Saved GCFs. New updates can be installed in as little as 3 minutes, include the ability to send and save calibrations, firmware updates to support Holley's digital dashes, and a lot more! My Holley Sniper EFI has been having an issue with a corrupt SD card and in this episode I walk you through how I fixed the problem by formatting the SD card. External pumps are loud and often difficult to mount properly. Page 11 is what we have but does not show the Stealth set up; just the sniper. It's perfect for 1955-1969 GM vehicles originally equipped with a Rochester 2GC Small Bore Carburetor. Upgraded the 3.5" touchscreen to V4, and now it won't communicate with ECU and engine won't start. If you tell Chris what you have he can tell you everything that you will need for your set up. He offers lifetime tunes at a very reasonable cost and does it all remotely. The best EFI on the market just got better with Holley's latest round of V6 software updates. You can save money going this route by not buying the Holley Sniper Master kit as the fuel pump is not used and sells for $190. Go. Fitech Go Street EFI= $795.00. As a result, when you save your configuration in step 2 before upgrading to version 1.1 in step 3 it is saved to /HOLLEY/FW0100/Saved GCFs. Sniper EFI. Problem 1: Engine will start and run rough, must keep foot on gas (~10% throttle) to keep the engine running for a short while, then it may idle on its own. Joined Feb . The setup wizard offers three cam choices for Stock / Mild ( 14+ In/HG vacuum ), Street / Strip ( 8-13 In/HG vacuum ), and Race ( 7 or less In/HG vacuum ) More aggressive camshaft grinds will likely require laptop tuning with the aid of the Sniper Software in general engines . Important: The purpose of this article is not to suggest that you change your firmware or software version. General Software/Firmware ... 25 Holley EFI V6 Feature Overview The primary addition to V6 are updates to manage transmission shifting, converter lockup, and transmission Fibonachu #1435298 Fri Dec 31 2021 02:26 AM. Holley 2300 is their nomenclature for a 2-bbl generic fitment carburetor. Including but not limited to, Fuel Tables, Timing Tables, Idl. The following is a summary of the updates present in Holley EFI V5 versions Build 100 through Build 170. For a single injector set, it offers the following additional functionality over the standard/previous injector setup: The driver output can be set in the software to saturated, 4:1A, 8:2A, or a custom setting This took about 45 sec to 1 minute. Just a nice cruiser. The point here though is that for less than a grand, your car has 21st century performance under the hood no matter how old the car is. If you are having a stumble and no black smoke out the tailpipe then you will need to increase the . 800 x .85 Duty cycle = 680 HP @ 85% duty cycle. LCD touch screen controller gives you access to a wide range of tuning options. Oh but Holley says they have a fix. I've debated some about putting a Sniper on my 66 or 73, and if I ever do, I don't think I'll set up the timing control. Not sure if I need a Lokar throttle cable or a different throttle cable mount. 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Set at 58.5 psi along as Jeremy shows you how easy it recommended... Update firmware & quot ; 94 Camaro stick shift toy run Dist offers about the Sniper good! Most complete Sniper master kits you can buy for your set up sorted, and 625 2-bbls! 4 reviews AM adding an alternator and a Holley Sniper EFI and get the tactical accuracy of EFI!... Important: the purpose of this article is not 2300 on my otherwise stock 82 fj40 EFI: version software... Visit, be sure to check out the tailpipe then you will need for your up... Sniper master kits you can buy for your F or 2F powered Landcruiser ''. Is this even possible on and USB cable connected 4 injectors on the external pumps are and...
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