Fuel injection can be daunting after a life of tuning carburetors, but Sniper EFI is arguably one of the simplest to install systems available on the market. I have installed 3 EFI systems from another company F*t**h. They all had issues even on stock to mild engines and a pain to tune using there supplied handheld. Started 1971 Blazer up and only adjusted AFR and runs amazing.
That being said the base calibrations tend to be optimized for engines that pull over 7" of Hg at idle in gear. Let me say the Sniper was similar in install for wiring and such so follow instruction with routing wires. c tng c thi ua. Fuel Pump: On average, your block mounted mechanical pump will produce up to 10 psi of pressure. ( 1 ), Plumbing Kit, Push Lock, -6 AN, 25 ft. The included fuel system places a 340LPH fuel pump in the tank, which can easily be accomplished with basic hand tools. Holley 12-842 - Billet Adjustable Regulator (1) $152.95.
This combines the Sniper EFI Self Learning Throttle Body, with an easy to install In-Tank Retrofit Returnless Module, 20 ft of Earl's Vapor Guard Fuel Hose, and the required fittings. check out the. - NO laptop required! installed the master kit on my camaro .. went pretty smooth .. just over 5 hours start to finish .. works great . Find Holley Sniper EFI systems and intake manifolds at Summit Racing and order today for great service and fast shipping on your news parts! Summit Racing will BEAT any competitor's advertised price! Need a dual-feed fuel line for your Sniper or Terminator X Stealth throttle body? dba Summit Racing Equipment | Trademarks, Everything You Need for Anything You Drive, In Stock at a Summit Racing Location. So there needs to be a transition to the smaller return size somewhere. -6AN Male to -6AN Female, Oil-Filled - 0-100 PSI - 1/8" NPT Male Thread, Earls -6 AN Male to 9/16"-18 (AN6) O-ring Port. Do I need a hard line for the main line or can I run the Earl's Vapor Guard from the tank to EFI for both return & main line? ( 3 ), Fuel System Pump Plumbing Kits, Holley EFI, 3/8 in. Copyright 2023 by AUTOSALES, INCORPORATED
Fuel Injection System, Master Kit, Stealth, 4150 Flange, Black, up to 650 hp, 870 cfm, Four 100 lbs./hr. Well now you have an attractive option! I was able to make a fitting to put the sensor in the manifold and this and slowing the closed loop reaction down solved the issues there. By Steven L on February 16, 2018 | Verified Owner. So it's easy to add one to almost any fuel tank. Sniper Retrofit fuel module installs in any fuel tank from 7 to 12 deep to fit a wide variety of applications, Internal fuel pressure regulator eliminates the hassle of plumbing an external fuel pressure regulator (Preset to 58.5 PSI), The low profile design is only 1.275" thick above the tank mounting surface for added clearance when needed, The innovative clamping system allows you to locate the module anywhere in the tank beside your existing sending unit, The clamping system allows you to rotate the unit 360 degrees for easier clocking of the plumbing and wiring locations under your ride, Die cast aluminum construction for corrosion resistance and long lasting good looks, NPT ports for a wide variety of plumbing options, 1965 and older U.S. manufactured California Certified vehicles, 1967 and older U.S. manufactured Federally Certified vehicles, 1967 and older Foreign manufactured vehicle, 1966 and newer U.S. manufactured California Certified vehicles, 1968 and newer U.S. manufactured Federally Certified vehicles, 1968 and newer Foreign manufactured vehicle.
Put my sniper on a Chevy 350 and so far nothing but smooth sailing. (Battery +, Battery - , Switched Ignition & RPM).
The included Genuine Bosch LSU 4.9 Wideband Oxygen Sensor provides realtime Fuel Map Learn! You can order this part by Contacting Us. Also very bad customer service on hold for 20 mins transfers 3 times then back to teck service If you are an international customer who ships to a US address choose "United States Shipping" and we will estimate your ship dates accordingly. Buy Holley 534-236 at JEGS: Holley Fuel Crossover Kit for Stealth Sniper EFI 4150 Style Throttle Body. I purchased the full kit with fuel sub kit. Holley just brought EFI within range - introducing Sniper EFI! Opened the box and found this kit is awesome it has everything and looks great. By browsing this website, you agree to our use of cookies. Let's get started! Initial set up and programming was a breeze.
2023 Holley Performance Products, Inc. All Rights Reserved. After I did my research, because holley kept saying the grey wire, I figured out it is the yellow wire out of the MSD 6LS box to trigger the tach iutput. Diameter Rubber Hose, 40 ft. If you feed something with a -6 line, and it doesn't consume all of it (like idling), then you need a -6 line for the return.
*Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages. Go to the below link, and scroll down to Sniper EFI Software.
No need to mount an external fuel pressure regulator! Temperature range to 450 F, so under hood temperatures will be no problem at all. Available in base & master kits (Master kits include complete fuel system consisting of; 20ft of 3/8" Vapor Guard Fuel Hose, 12-920 Fuel Pump, Filters, necessary hardware and bulkhead fitting to return fuel into the tank!). The solution came in the form of a Holley Sniper EFI kitone specifically designed as a direct replacement the Rochester Quadrajet carb that our GTO, as well as countless other GM vehicles, used. Estimated International Ship Date:
Put an end to cold start issues, hesitations, vapor lock, and flooding. Injectors, Kit, 4.6 out of 5 stars
How To Build A Custom Timing Table - Sniper EFI, Sniper EFI Initial Startup and Troubleshooting, How To Properly Place and Install an O2 Sensor, How to install the easy to use Sniper EFI Hyper Spark Ignition System, How To Take A Data Log From Your Sniper EFI System. Thursday 3/9/2023
By Spencer R on June 5, 2021 | Verified Owner.
The sniper may be plug and play the distributor is NOT. COMES WITH: Mounting Hardware.
I've watched the recent sniper install video from Holley and it say's the minimum fuel line size is 3/8" for supply & 5/16" for return. Supports up to 650hp with Four 100 Lb/Hr Injectors!
Sniper EFI Releases new Stealth 4150 Models!
I have a twin 350 mercruiser setup in my boat. Terms of Use | Privacy and Security | Site Accessibility
By Jack P on February 21, 2018 | Verified Owner. ( 8 ), Fuel Injection System, Holley Sniper EFI 2300, Master Kit, 350 HP Support, Polished Throttle Body, Kit, 3.81 out of 5 stars
Only 4 Wiring Connections Required! Guaranteed lowest price! I had one of the kits had the IAC motor fail but they sent me a new motor with no problems. Thanks. Great product extremely pleased with the shipping speed and most importantly the product itself. The following vehicles are considered Emissions Controlled Vehicles: Other self learning EFI systems require around 9 inches of vacuum - is that a requirement for the Sniper? The Holley EFI Fuel System 526-7 is the perfect extension to your C10, Bronco, F100, or Mustang Sniper EFI kit. Sniper Fuel Line Size. .
Buy NEW HOLLEY SNIPER EFI MASTER KIT,800 CFM,BLACK,4BBL,FUEL INJECTION CONVERSION,MODULE,FUEL PUMP,RETURNLESS: Fuel Injector Kits - Amazon.com FREE DELIVERY possible on eligible purchases . Alright, but what electric fuel pump should I use? Please contact Tech Service at, If you have any other questions, contact Tech Service at, To calculate Fuel Injector Size for custom or boosted gasoline applications, use the following Equation:
The other hoses come in AN sizes. Stay up to date with the latest releases, events, promotions and more. Holley Sniper EFI Self-Tuning Master Kit - Black Ceramic Finish; Holley Sniper 4 Barrel Fuel Injection Conversion - Self-Tuning Master Kit + Handheld . You will need to add your own lengths of 3/8-Diameter fuel line.
Thanks!
11-26-2018, 06:00 PM. Sniper EFI 4BBL Master Kits with Fuel System, Holley EFI CAN to USB Dongle - Communication Cable, Earl's -6 AN Male to 9/16"-18 (AN6) O-ring Port, Hooker BlackHeart Oxygen Sensor O2 Bung 2.5" Clamp-On Style, Hooker BlackHeart Oxygen Sensor O2 Bung 3.0" Clamp-On Style, Hooker BlackHeart Oxygen Sensor O2 Bung 2.25" Clamp-On Style, Throttle body mounted ECU no extra boxes to mount. Bac Giang, Vietnam. Note: handheld is a little finicky. Answer each question to begin ordering parts. Holley Sniper 4 Barrel Fuel Injection Conversion - Self-Tuning Master Kit + Handheld EFI Monitor - Black Ceramic Finish. ok everything is ok now after some emails. Its been all smiles driving the Blazer now. (76), Tanks Inc. Fuel Line Kits for GM LS LS-LINE-KIT, Summit Racing Fuel Line Combination Kits SUM-PUMPKIT1, Hyperfuel Fuel System Plumbing Kits 87202, Tanks Inc. Fuel Line Kits for GM LS LS-LINE-KIT45, Holley EFI Fuel System Plumbing Kits 526-10, Summit Racing Fuel Line Combination Kits SUM-PUMPKIT3, Tanks Inc. Universal Fuel Line Kits AFPR-LINE-KIT, Tanks Inc. Universal Fuel Line Kits EFI-LINE-KIT, Tanks Inc. Universal Fuel Line Kits U-LINE-KIT45, Summit Racing Aftermarket Pump to Carburetor Fuel Line Kits SUM-G3156N, Edelbrock Performer Fuel Line and Fitting Kits 8123, MSD Atomic EFI Fuel Return Line Kits 2922, Summit Racing Aftermarket Pump to Carburetor Fuel Line Kits SUM-G3156B, Holley EFI Fuel System Plumbing Kits 526-9, Summit Racing Universal LS Fuel Filter Regulators SUM-230150, FiTech Stainless Steel Fuel Line Kits 51002, FiTech Stainless Steel Fuel Line Kits 51004, Tanks Inc. Universal Fuel Line Kits AFPR-LINE-KIT45, Summit Racing Fuel Line Combination Kits SUM-PUMPKIT2, Tanks Inc. Universal Fuel Line Kits U-LINE-KIT, Edelbrock Stainless Steel Braided Fuel Lines 8124, Edelbrock Performer Fuel Line and Fitting Kits 81233, Summit Racing Aftermarket Pump to Carburetor Fuel Line Kits SUM-G3156, FiTech Stainless Steel Fuel Line Kits 51003, FiTech Stainless Steel Fuel Line Kits 51001, Edelbrock Performer Fuel Line and Fitting Kits 81243. We recommend these similar substitute parts: 4.5 out of 5 stars
( 27 ), Fuel System Plumbing Kits, 3/8 in. By Brandon S on February 16, 2018 | Verified Owner. Some parts are not legal for use in California or other states with similar regulations. Mar 15, 2023
Hose, Black, 45 Degree Fittings, Filter, Kit, 4.6 out of 5 stars
Service Replacement Coolant Temperature Sensor, Input/Output Harness for Sniper EFI Systems, -6 AN Port Plug w/ O-Ring Seal, Black Anodized Aluminum - 2 pieces, Main Battery Harness with Fuse and Fuel Pump Relay, Hooker Blackheart Oxygen Sensor O2 Bung 2.5" Clamp-On style, Oxygen Sensor O2 Bung 3" Clamp-On Style for all vehicles that utilize an Oxygen sensor, Hooker Blackheart Oxygen Sensor O2 Bung 2.25" Clamp-On style. ( 80 ), Fuel Injection System, Holley Sniper EFI, Self-Tuning, Master Kit, Gold Throttle Body, Kit, 4.51 out of 5 stars
Brand New.
I found that the EFIPRO throttle lever extender and progressive linkage together made the sniper much more streetable. Remember that each equals 1/6". Injectors, Fuel Pump/Line Included, Kit. In doing so he single-handedly created the racing aftermarket plumbing industry. May God's grace bless you in the Lord Jesus Christ. Length, Kit, 4.16 out of 5 stars
The Drop-in Master kits make plumbing your Sniper EFI installation as hassle-free as possible, simply cap the regulator on the Sniper EFI throttle body with the provided -6an cap, safely route the vapor guard fuel line along the chassis back to the diecast fuel hat, and the job is finished.
Below is a list of systems that will require an external fuel press regulator : Fuel Fittings: All Sniper EFI systems will use -6AN fuel inlet/outlet connections (Stealth 4500 utilizes -8AN O-Ring Fittings).
I have the sniper efi system with the holley retro-fit in tank electric fuel pump. This guide will walk you through a basic installation including what parts are necessary to swap as well as what to watch out for. We choose Earls Vapor Guard EFI Hose. The innermost Primary Barrier Layer offers high resistance to heat and aggressive fuels. After install truck ran so much smoother and now I'm saving on gas as well!!! Fuel Pressure Regulator: The majority of Sniper EFI systems come with a pre-installed fuel pressure regulator that will work great for all naturally aspirated, nitrous and roots supercharged applications.
Figured that out and bang, off and running. Patent Number - US10294902B2. Supports up to 650hp with Four 100 Lb/Hr Injectors! Got more to learn but a bad ass kit. $440.95. Can the fan/ fans be programmed to come on with the AC ground signal? Great product with great instructions.
Let's take a look at the items that would need to changed or can handle the higher pressure. ( 2 ), Distributor, HyperSpark, Hall Effect, EFI, Billet, Black, V8, Small Block Gen I, Big Block Mark IV, Chevy, Each, 4.2 out of 5 stars
We hope that you will agree.
They are engineered using Holley fuel pumps, regulators and filters coupled with quality Earl's plumbing to provide a fuel system tailored to the needs of your EFI System. The only con I can think of is that your dual sync + sniper setup has a lot of extra wires and they aren't arranged in a way that lends itself to a clean installation. I installed this on my 1990 454SS silverado and it performs flawlessly. You will need to add your own lengths of 3/8-Diameter fuel line. Perfect for street rods, muscle cars, off road trucks or nearly any carbureted vehicle. Put an end to cold . Summit Racing carries Sniper EFI throttle Sniper EFI products are part of the Holley Performance family and offer economically priced self-tuning fuel injection systems. Length, Kit, 4.5 out of 5 stars
Ships In a Few Days. So use a -6 for both. Followed the instructions and did a couple of primes to fill the lines and such. For appearance purposes, I'm considering the UltraPro hose & fittings (. (Battery +, Battery - , Switched Ignition & RPM) Includes complete fuel system consisting of; 20ft of 3/8" Vapor Guard Fuel Hose, Fuel Pump, Filters, necessary hardware and bulkhead fitting to return fuel into the tank! . Part Type: Fuel Tanks. 3bar (315kPa) up to 29.4 PSI of Boost
This is the original 1979 350ci small-block.
Estimated International Ship Date:
Simple math. Hose, Black, Straight Fittings, Kit, 3.83 out of 5 stars
Included clamp-on oxygen sensor kit for 2.25" exhaust ensures a leak free oxygen sensor installation, with Stainless Steel T-Bolt clamps and a Stainless Steel (Weldable) oxygen sensor flange, Available in 3 finishes: Shiny, Black and coming soon, Gold, Bolt on 2300 Flange Carburetor Replacement, Supports up to 350HP with Two 100lb/hr Injectors, Equipped with C4 / C6 Ford transmission kickdown lever as well as TH350, 400 and 700R4 provisions, Accepts many common 5 1/8" OEM or aftermarket air cleaner assemblies, Sniper EFI Software free to download which allows for realtime tuning, Printable throttle body flange template included, Available in 3 Finishes - Classic Gold, Shiny and Black Ceramic. Diameter, 15 ft. Stay Updated with Emails from Summit Racing. Monday 3/6/2023
( 59 ), Fuel Return Line, Atomic EFI, Rubber Hose, 3/8 in. 5bar (520kPa) up to 73.5 PSI of Boost
I wanted to go with an in-tank fuel pump, so got one for an EFI car and did some modifying to it for the return line.
The included Genuine Bosch LSU 4.9 Wideband Oxygen Sensor provides realtime Fuel Map Learn! Supports up to 650hp with Four 100 Lb/Hr Injectors! The throttle cables wouldn't line up anymore so I built my own bracket with welder, drill, and a large helping of washers and bolts. Replacement Regulator Kit for EFI Regulators and Sniper EFI throttle bodies. Stay up to date with the latest releases, events, promotions and more.
Great kit and great price, first it looks perfect and compete Transmission provisions on throttle lever for TH350/TH400 and 200R4/700R4, Fits most stock Rochester Quadrajet (Q-Jet) air cleaners, Brake Booster adapter included, if required, Universal Throttle and transmission kickdown bracket included.
Enter The 2023 LS Fest West Trip Sweepstakes Today And Join Us In Las Vegas! SKU: RL1024 Category: 2F SNIPER KIT Tags: RL1024, Holley EFI, EFI, FJ40, SNIPER, 40 Series . Supports up to 500hp with Four 100 Lb/Hr Injectors! ( 173 ), Estimated USA Ship Date:
Connects directly to battery positive terminal - CONNECT LAST, Connects directly to battery negative terminal - CONNECT LAST, Engine Speed Input (ONLY FOR USE WITH COIL (-) IGNITION SETUP), Optional - Connect to aftermarket tachometer, Optional - Connect to Holley EFI Analog Gauges (using 554-130 Module), Optional - Used for programmable 0-5V sensor input, Optional - Used for programmable ground output. Blow-through applications will require the use of an external boost referenced regulator (example: 12-848). pump is 125 psi and the hose SAE 30R14 is maximum 50psi Ships Monday 3/6/2023. External fuel pressure regulator required, set to a base pressure of 58.5 PSI, such as 12-886. Size (lb./hr. Use size "6" (-6AN) or 3/8" for the fuel supply & return. Jul 3, 2023
( 12 ), Fuel Pump to Carb Hose, -6 AN Braided Stainless Hose, Chevy, Chrysler, Dodge, Plymouth, Each, 4.03 out of 5 stars
Okay, great!
Not the picture of efficiency when new. if ordered today, Fuel Plumbing Kit, Tank to Regulator Location, -6 AN Diameter, 25 ft. I'll be upgrading the alternator from 1g to 3g soon to eliminate some voltage issues. Once installed set up with the tuner was super easy and truck fired up on the first try. Stay Updated with Emails from Summit Racing. Hose ends may look like simple devices, but at FPS we take them very seriously.
The Blazer starts in seconds and no more raw fuel burning the eyes. Also in Tools, Shop Equipment & Chemicals, Cataclean - Fuel and Exhaust System Cleaner, Cataclean Diesel - Fuel and Exhaust System Cleaner, Distribution Blocks, Filters, Adapters and Fittings, Microswitch and Solenoid Mounting Brackets, Holley Sniper EFI Self-Tuning Kit - Black Ceramic Finish, Holley Sniper EFI Self-Tuning Kit - Shiny Finish, Holley Sniper EFI Self-Tuning Kit - Shiny Finish - Factory Refurbished, Holley Sniper EFI Self-Tuning Kit - Black Ceramic Finish - Factory Refurbished, Die Cast EFI By Pass Style Fuel Pressure Regulators. . The twin pump manifold utilizes -10 AN male inlet and -8 AN male outlet connections for easy installation on new applications and for quick replacement of existing competitor fuel pumps.
Length, Kit, 4.7 out of 5 stars
There's lots of -6 fittings that have straight threads, nut, and Teflon washers.
The software is completely free, however, should any tuning need to take place.
Size Selection. 8AN HOLLEY TERM.
7bar (735kPa) up to 102.9 PSI of Boost.
Option 1: stock 3/8 pre-bent and adapting 6AN on either end (Classic . The second great thng about this system is how well the self tuning works, my car started up on the first time after the install. While waiting for the AFI kit I just said F it, and went with the Holey Sniper efi kit. After this installation she starts like a car with better performance and I have increased my range by 25%-30%. Holley should redesign some of the harnesses and modules needed for my type of setup and make it more streamlined. Your Holley Sniper EFI fuel tank kit will include the tank, fuel pump, fuel level sender, and internal baffling. Holley carburetors operate at a range of 5.5 to 7.5 psi of fuel pressure and use a 40 micron filter. If you are seeking to utilize ignition timing control, then we recommend using one of our Holley EFI Dual Sync Distributors. It's time to move towards better fuel economy, increased performance and perfect cold starts.
( 21 ), Fuel Injection System, Stealth, 4150 Flange, Polished, up to 650 hp, 870 cfm, Four 100 lbs./hr. ( 13 ), Plumbing Kit, Push Lock, -6 AN, 25 ft. Follow the quick-guide installation instructions. On behalf of every manufacturer, delivery drivers, supply chain representatives, and workers of the world, "We're Sorry.". 1965c-10 (3,714) 100%. Many lower priced retrofit tanks or fuel modules have a 5/16" return tube built in. Free Shipping over $199* Same Day Shipping before 7pm* . The other hoses come in AN sizes. It iscriticaltousehigh pressureclamps orAN fittingstoreducethepossibilityof afuelleak. WARNING: It is against the law to install this part on an Emissions Controlled Vehicle, What micron is the pre filter and what micron is the post filter?
Will the stand behind it if it has problems 1000% yes. ( 15 ). These tanks enable you to jump right . New (Other) $30.00. Four Wires to EFI With Sniper and HyperSpark Master Kits!
Does this kit include wiring for the electric fuel pump including relays?
$5 Off Your $100 Mobile App Purchase - Get the App.
Only 4 Wiring Connections Required! OEM Style TPS/IAC, for years of dependable service. I already have a return fuel line installed in my Cobra so guessing I just don''t need the fuel module? By Ernesto P on March 7, 2018 | Verified Owner. Ran a bit rough, but soon . . Here's the Holley EFI-specific fuel tank for the 1960-'65 Falcon. By Dale J on March 8, 2018 | Verified Owner, We put this on our 1966 Mustang with the 289.So far so good. Replacement TPS for Terminator and Sniper EFI Throttle Bodies as well as a variety of other Holley EFI Throttle Bodies.
The Exterior Cover Barrier provides extreme tolerance to heat and ozone giving Earl's Vapor Guard a three way shield against hose deterioration. As the military surplus market dried up, Earl recognized the need for continuity of supply for the racing market and pioneered the Earls range of hoses and fittings that are still used today. Sniper Fuel Return. engine didnt even rotate over 1 time before it fired.. By Jacob M on September 21, 2022 | Verified Owner.
Bng khen, giy. Estimated International Ship Date:
Picked up a high pressure pump (Sniper requires 60 psi).
Very easy to install and it looks great.Holley should be proud of this one, By Dan E on March 23, 2018 | Verified Owner. The Drop-in Master kits make plumbing your . Includes complete fuel system consisting of; 20ft of 3/8 Vapor Guard Fuel Hose, Fuel Pump, Filters, necessary hardware and bulkhead fitting to return fuel into the tank! Holley carburetors operate at a range of 5.5 to 7.5 psi of fuel pressure and use a 40 micron filter.