Does holley sniper efi need a return line

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August undefined, 2024

WebJan 18, 2007 · For more information you can fill out a Technical Request form, download instruction sheets and manuals, or visit our Tech Support Library for videos and FAQ's. If … WebAug 15, 2024 · Discussion Starter · #1 · Apr 22, 2024. Recently installed a holley sniper efi system on my 67 6cyl easy install and system setup with the handheld. Engine started right up and ran great however on the first test drive about 3 miles from home it quit turned everything off about a min.started right up quit about 4 /5 times before I got back home.

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WebApr 12, 2024 · The Holley Sniper system will have a box to tick in the ECM programing screen in the initial setup settings. I would control the timing with the Holley ECM if possible, there are plenty of benefits in controlling timing and getting the perfect timing curve from start up to rev limiter. You would need to burn a lot less fuel with the EFI system ... WebMay 9, 2024 · Here's a picture of my fuel lines using the original 3/8 line for supply and NiCopp 5/16 for return: View attachment 753152. All the fittings you need: Vapor Guard Hose Ends - Holley Performance Products. This fitting will allow you to go directly to Sniper with EFI hose: Earls 785066ERL Earl's Vapor Guard™ Hose End. sedu chair

Holley Sniper EFI Returnless Master Kit - Black Ceramic

WebHolley Sniper 4 Barrel Fuel Injection Conversion - Self-Tuning Master Kit + Handheld EFI Monitor - Black Ceramic Finish Finish - Black Finish - Classic Gold Finish - Shiny Fuel System Type - Return Fuel System Type - … WebDec 30, 2010 · The return line must have limited or NO pressure in it. In most cases, the minimum return line size will match that of the supply line, but a larger return line is sometimes preferred. Use these ratings to decide your return line sizing based upon fuel pump output: *Up to 45 GPH = 5/16" or -04 AN. *Up to 90 GPH = 3/8" or -06 AN. WebThe Sniper EFI system looks at the closed-loop fuel compensation required to reach your target AFR. It is reliant on the data acquired by the included wideband oxygen sensor. … push to the limit song

Sniper with or without return, benefits? - Holley

WebFeb 12, 2024 · Likewise, you may want to go to 5/8 line and hose for a high-horsepower V-8. In AN hose speak, 3/8 ID hose converts to -6 sizing, -8 is for 5/8-inch ID and 1/2-inch ID hoses, and so on. For a four ... WebMar 9, 2024 · From Holley-DANGER! Do not use the vapor canister lines as a fuel return line. Possible fuel leaks may create a fire or explosion hazard, causing serious injury or … seduciaWebProduct Description. Holley Electronic Fuel Injection Fuel System With Return Line For Sniper EFI Kit. Don't forget to protect your engine's fuel lines, pump and tank from … sedu che

"WebHolley SNIPER EFI RETURN LINE AND FUEL TANK PREP - EP. 5Getting the car ready to get the new fuel tank installed. Also running the return line to the tank.... " - Does holley sniper efi need a return line

Does holley sniper efi need a return line

How many PSI on EFI return line? Vintage Mustang Forums

WebSep 11, 2024 · Joined Jun 7, 2024. 874 Posts. #2 · Sep 9, 2024. I believe the original fuel line is 5/16. Unless you're making big horsepower numbers it should be sufficient, mine has been. If you're shooting for high power and higher flowing injectors, you'd want to go up to 3/8. 1998 5.0, fitech efi, holley in tank returnless pump. WebAug 20, 2024 · You might gain a little bit from swapping to the Sniper EFI, but you would need more modifications to take full advantage of it. ... Does the OEM fuel return line on a 79 RC have sufficient diameter for a Sniper EFI? ... Starting to research a Holley Sniper system for my 79 RC with 340 automatic. Despite many adjustments to the Edelbrock on …

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WebFeb 11, 2024 · Well the Sniper uses a return style system so you'll need to run one. When I did my Sniper install I ran a 6an feed line and used the stock hard line as a return. I run a 255lph pump in tank as well. I've heard tell of people converting the Sniper to returnless setup but that seems like a good way to boil fuel with the pump dead-heading like that. WebFeb 26, 2024 · FiTech EFI offers both dual quad and tri-power EFI setups, yet Holley’s Sniper EFI only offers a dual quad configuration. As for software/tuning support Holley has a diverse network of custom tuners/dealers and a mature software package that is used across all Holley EFI products, providing a large base of users to trade tuning …

WebNov 21, 2016 · I've always used (-6AN) 3/8" line for the fuel supply & return line. 3/8" EFI hose is also what's supplied in the Sniper EFI Master Kits. Four 100 lb/hr fuel injectors "return" a lot of fuel at idle. Four 100 lb/hr fuel injectors "return" a lot of fuel at idle.

WebJul 16, 2010 · The current fuel delivery system is as follows. 1977 camaro stock tank, Holley fuel filter mounted below tank. Holley fuel pump mount below tank. aluminum fuel line following frame to engine bay. Holley fuel regulator, one side feeds carb 750 Holley, other side feeds liquid filled fuel pressure gauge. WebJun 9, 2024 · Joined Dec 26, 2016. 45 Posts. #3 · May 4, 2024. Over on the Holley Sniper Forum they are pretty adamant you should be running some kind of return spring for 2 reasons: 1. Safety - as Per the post/link below -. The factory coiled springs around the throttle shafts, don't count as a throttle return spring. You must add a good strong throttle ...

WebHolley Sniper EFI Step 3 - Fuel Lines Part 2We get the return line completed and begin troubleshooting a low fuel pressure issue - currently not receiving fu...

WebNov 18, 2016 · I'm going to be running the LS filter/regulator, so I only have to run a return line from the filter. This will be close to the tank, versus running a return line all the way … seducing a cancer manWebSep 25, 2024 · We should emphasize that a return style regulator cannot be used as a dead-head regulator by blocking the return port. If the return is blocked, the fuel pressure will spike, which could cause all sorts of bad … push to top 1 grandmasterWebIntroducing Sniper EFI Master Kits, with a Returnless Retrofit Fuel Module. This combines the Sniper EFI Self Learning Throttle Body, with an easy … seducing mr perfect youtubeWebAug 9, 2024 · Vega$69. #1 You do not need to put a hole in the tank for a return line. Simply get a sending unit with that has the return line. Holley can not plan for every case such as you not have a ECT sensor hole in aftermarket heads. You can use a T-stat housing like this on that accepts an ECT. push to turn mechanismWebAug 13, 2024 · Sniper EFI. Holley's line of muscle car EFI fuel modules make the process of converting your older vehicle to run on fuel injection simple by incorporating everything you will need, from the Hydramat to the 255 LPH fuel pump and more, onto a stock-style sending unit that fits into the OEM fuel tank like it came from the factory that way. push to turn on ceiling lightWebJan 12, 2024 · Guys, I'm currently running a carbed 302 and am considering replacing the carb with a Holley Sniper EFI system. My existing fuel line runs from the gas tank along the outside edge of the passenger side frame rail. My question for you guys running a return-type EFI fuel system: How and where... push to the sideWebMay 27, 2008 · The return syle regulator normally holds the pressure in the feed line and the fuel rails at or near the set pressure...around 40 PSI in an EFI system, though it could be higher or lower depending upon the application. The return line should only have residual pressure on it...a PSI or two caused by the reistance of the fuel line to flow. push to the limit movie