Supports up to 650hp with Four 100 Lb/Hr Injectors! 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. Hit the key and it started right up. So i was looking for a way to gain some range on my 33' Aquasport offshore fishing boat. Guaranteed lowest price! Included clamp-on oxygen sensor kit ensures a leak free oxygen sensor installation, with Stainless Steel T-Bolt clamps and a Stainless Steel (Weldable) oxygen sensor flange. I hope the product works as advertised The other hoses come in AN sizes. Stay up to date with the latest releases, events, promotions and more. The included Genuine Bosch LSU 4.9 Wideband Oxygen Sensor provides realtime Fuel Map Learn!
Part Number: SNE-550-871K.
Free Shipping over $199* Same Day Shipping before 7pm* . You will also need a throttle return spring. Most fuel line kits feature AN fuel lines and fittings, and you can use our powerful search tools to find fuel line kits that include filters, regulators, distribution blocks, pumps, rails, and more. Estimated International Ship Date:
ME4NSTRK69.
By browsing this website, you agree to our use of cookies. Add to Wish List. 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. gauge on the inlet of the TB so I had a solid reading.
Im still dialing in the sniper. Genuine Bosch LSU 4.9 Wideband Oxygen Sensor provides realtime Fuel Map Learn! The 4150 manual used to say the minimum feed size is 3/8" with a 5/16" return line. 3bar (315kPa) up to 29.4 PSI of Boost
Thought it was going to be a huge hassle to install, but thanks to holley detailed install instructions it turned out to be pretty easy to install. Surprise, way smoother idle,cruise, and rediculous throttle response. From this point you will sort your fuel lines out to the fuel tank based on the chassis length and fuel pump choice (we recommend in-tank).
Length, Kit, 4.16 out of 5 stars
Sniper EFI 4150 Four-Barrel. Terms of Use | Privacy and Security | Site Accessibility
- NO laptop required! I strongly recommend downloading the sniper tuning program, and using the Holley software to tune your fuel and ignition curves. This will get you connected from the Sniper Headunit down to the frame rails. Holley only recommended the "minimum size" for the lines.
Unfortunately, these kits all require a high-pressure fuel system. By Spencer R on June 5, 2021 | Verified Owner. By Jack P on February 21, 2018 | Verified Owner. Sniper EFI is ver.
MSD Black Chrysler 426, 440 Pro-Billet Distributor; All the performance of our Pro-Billet line NOW IN BLACK for your Big Block Chrysler. When the truck was getting fed through the Quadrajet, my highway mileage was 10.5 to 11.0 miles per gallon. Is this the right system for my vehicle, if not which one is? or Best Offer. 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, Dual Pattern bolt on carburetor replacement, designed to fit 4150 Flange & Spread Bore manifolds - (Spread Bore Sealing Plate Part #9006 is recommended), Throttle body mounted ECU no extra boxes to mount.
(Battery +, Battery - , Switched Ignition & RPM). We choose Earl's Vapor Guard EFI Hose . ( 12 ), Fuel Plumbing Kit, 20 ft, Black Braided Stainless, With 40 Micron Filter, Check Valve, Kit, Fuel Plumbing Kit, 40 ft, Black Braided Stainless, With 40 Micron Filter, Check Valve, Kit, Fuel System Plumbing Kits, EFI, Adjustable Regulator, Pump Adapter Fittings, Filter Quick Disconnect Fittings, 10 Micron Filter, 25 ft. Line, Kit, Fuel System Plumbing Kit, 25 ft. Timed spark part for vacuum advanced distributors located under the front fuel bowl, for easy access to the distributor. when the pump is max en the carb is blokking we think we need a other hose the r9 By simply adding a 'K' to the end of the part number the EFI system would include absolutely everything the owner would need to install a complete inline EFI fuel system, including the pump, filters, 20 feet of Earl's Vapor-Guard hose, fittings . Great product for the money car runs great after install. Copyright 2020 Fragola Perfomance Systems Inc. All Rights Reserved. Our New EFI Feed Line kits take the guesswork out of having to piece one of these together yourself. Simple Calibration Wizard (Answer a few questions about your engine and it creates the base map, then starts tuning on its own!) This kit is recommended for pump or race gas use only. Monday 3/6/2023
Just wanted to share my experience and total cost for my Holley Sniper install. The only issue was getting the info to hook it up to the Ls based 6LS msd box. Estimated International Ship Date:
Please note that Checkout Prices will be in US Dollars. Also depending on the vehicle you are installing my my case a 1972 Camaro; you will also need to source a cover plate and gasket for your old mechanical fuel pump removal and also a fuel return line; these things I was aware of going into the install.
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. . High Resolution Full Color Touchscreen for Initial Setup, Tuning, and Gauge Displays. 888 W. Queen Street Southington, CT 06489, Toll Free (Continental USA) 1.866.337.2739 International: 860.621.4567. ( 5 ), Fuel Tank, Steel, Silver Powdercoated, Under Bed, EFI Swap, 255 lph, 18 Gallons, Chevy, GMC Kit, Estimated USA Ship Date:
Hose, Black, 45 Degree Fittings, Filter, Kit, 4.6 out of 5 stars
There's lots of -6 fittings that have straight threads, nut, and Teflon washers. ok everything is ok now after some emails.
Some kits may also include filler neck and tank straps. It starts snd runs like a dream. - NO laptop required! Sniper EFI tanks feature: * Fuel pump (255 lph) with hanger assembly gives you the fuel you need with in-tank quietness * Sender has 1/4 in. View Holley Sniper EFI Self-Tuning Kit - Shiny Finish.
View Part. The following vehicles are considered Racing Use Only Vehicles: Holley is the new standard in EFI!
Typical BSFC numbers: N/A = .45-.50, Supercharged = .55-.60, Turbocharged = .60-.65, TO CALCULATE MAX HP BASED ON INJ. Pay the couple hundred more bucks and buy a product that works out of the box with out spending hours to days tuning. My garage doesn't have the rich exhaust smell, nor the gas smell when I park my car in it.I did not use the MSD distributor features yet. You can order yours right now from Summit Racing! Started up and ran great on first crank. Okay, great! Let me say the Sniper was similar in install for wiring and such so follow instruction with routing wires.
Holley just brought EFI within range - introducing Sniper EFI! Bng khen, giy. Sniper EFI throttle bodies require 58-60 psi of fuel pressure and a 10 micron filter. Never try to use a 1/4-inch port on your fuel tank as a fuel return port. Today, Fuel Injection System, Holley Sniper EFI, Self-Tuning, Master Kit, Polished Throttle Body, Kit, 4.36 out of 5 stars
Which Sniper EFI Stealth 4150 Self-Tuning Kits Are Best? After I sent it back the 2nd time they ran test and said that they were just going to send me a new replacement, WAIT WHAT!
By steven v on February 15, 2018 | Verified Owner. No need to mount an external fuel pressure regulator! Thanks!
( 6 ), Fuel Injection System, Sniper EFI XFLOW, Black Ceramic, Throttle Body, Kit, Fuel Injection System, Holley Sniper EFI 2300, Master Kit, 350 HP Support, Black Throttle Body, Kit, 4.5 out of 5 stars
Hose, Clamps, Fittings, Kit, 3.0 out of 5 stars
Let's take a look at the items that would need to changed or can handle the higher pressure. COMES WITH: Mounting Hardware. if ordered today, 3.75 out of 5 stars
Only 4 Wiring Connections Required! I installed it on my 66 FE390 Fairlane GT and have a hundred miles on it now. Hose, Black, Straight Fittings, Kit, 3.83 out of 5 stars
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.
Whether you're engine swapping your classic car or need to manage 4000 horsepower in your twin-turbocharged drag radial race car, Holley EFI has the solutions you need to get your project up and running better than ever! I had a hard time getting them started cold and i only had a range of 75 miles and that was a big limitation. Holley should redesign some of the harnesses and modules needed for my type of setup and make it more streamlined. Ok, so if you are wondering is it worth the money, YES, will it work like they say, YES. At the heart of the assemblies is our 6000 Series, Low Permeation, PTFE Hose.
2023 Holley Performance Products, Inc. All Rights Reserved. The first and largest was the O2 sensor. Also very bad customer service on hold for 20 mins transfers 3 times then back to teck service Bac Giang, Vietnam. Rick, Very easy to install, everything you need in the box, great instructions and the video is even better. (Battery +, Battery - , Switched Ignition & RPM), Integrated ignition timing control & coil driver. Designed to be a perfect fit out of the box, with no other parts or components needed.
1965c-10 (3,714) 100%. Where should it be? All of the wiring exits below the rear fuel injector cover, for a completely stealth installation. . Option 1: stock 3/8 pre-bent and adapting 6AN on either end (Classic . It's the 2300 2 barrel self learning kit. What are recommended options for fuel line? ( 2 ), Fuel Line Kit, Push Lock, -6 AN Line Diameter, 25 ft. The software is completely free, however, should any tuning need to take place. . Length, Mounting Clamps, Black Anodized Aluminum Fittings, Kit, Fuel System Plumbing Kit, Fuel Pump to Fuel Cell, -8 AN Braided Flex Line, 20 ft. ( 27 ), Fuel System Plumbing Kits, 3/8 in. ). While waiting for the AFI kit I just said F it, and went with the Holey Sniper efi kit.
The other was to be sure the pump is mounted to the bottom of the tank for best performance. On behalf of every manufacturer, delivery drivers, supply chain representatives, and workers of the world, "We're Sorry.". Unlike the former, Holley Sniper EFI will make you spend over $1000 for that combo. Inj. ( 12 ), Fuel Pump to Carb Hose, -6 AN Braided Stainless Hose, Chevy, Chrysler, Dodge, Plymouth, Each, 4.03 out of 5 stars
Jul 3, 2023
Go EFI-4 600 HP Throttle Body System Master Kit Includes: In-line Fuel Pump (2) Holley 550-511K3 - 550-511 Sniper EFI Self-Tuning HyperSpark Kit (0) ( 3 ), Fuel Injection System, Master Kit, Stealth, 4150 Flange, Black, up to 650 hp, 870 cfm, Four 100 lbs./hr. Integrated ECU means less wiring and ease of installation! ( 3 ), Fuel System Pump Plumbing Kits, Holley EFI, 3/8 in. Results 1 - 25
( 33 ), Fuel Pump to Carb Hose, -6 AN Black Braided Hose, Dodge, Chevy, Each, 4.56 out of 5 stars
Free shipping.
The best Sniper EFI Stealth 4150 self-tuning kit for your car depends on the make and model of your vehicle as well as your budget. STEALTH EFI FEED LINE KIT, STAINLESS HOSE, 8AN HLY SUPER SNIPER STEALTH EFI FEED LINE, STAINLESS HOSE, 6AN HLY SNIPER Q-JET EFI FEED LINE, STAINLESS HOSE, 8AN HLY EFI STEALTH 4500, FEED LINE KIT, STAINLESS HOSE, 8AN HOLLEY TERM. 03-25-2017, 02:47 PM.
That being said the base calibrations tend to be optimized for engines that pull over 7" of Hg at idle in gear. Does this kit include wiring for the electric fuel pump including relays?
And each kit includes a gauge port, so you can easily add a fuel pressure gauge if needed, (See P/Ns 900019 or 900020). Holley Sniper EFI System.
The integrated Fuel pressure regulator simplifies plumbing/installation! Copyright 2023 by AUTOSALES, INCORPORATED
A 5/16-inch return line is usually adequate for fuel pumps that flow 255 LPH of fuel or less.
The software is free to download and very easy to use. This is a custom order part. Well now you have an attractive option! Two thumbs up Holley. With the help of some youtube videos for fine tune (iac for idle), this setup works good. Ships In a Few Days.
Length, Kit, 4.63 out of 5 stars
( 7 ), Estimated USA Ship Date:
The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles: WARNING: It is against the law to install this part on an Emissions Controlled Vehicle.
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. 8AN HOLLEY TERM. Part# 12-886.
Length, Kit, 4.7 out of 5 stars
Pre-Filter is 20 Micron
ANNOUNCING THE NEXT CHAPTER FOR KOYO BEARINGS / JTEKT Corporation, Transportation / Tow Service Colorado Springs And Nationwide Toyota Land Cruiser, Top 5 80-Series Toyota Land Cruiser Modifications, Overlanding Land Cruisers 80 Series vs 100 Series Moab UT 2022, Colorados 4 National Parks And The 6-Days to Visit Free, Holley Sniper Fuel Hard Line Kit for F and 2F Engine. -Installed the fuel pump, make sure the locking ring is tight and the rubber gasket is seated right. The head flow right at 300. ( 13 ), Plumbing Kit, Push Lock, -6 AN, 25 ft. By Micheal C on June 4, 2021 | Verified Owner. Opens in a new window or tab. The Holley EFI Fuel System 526-7 is the perfect extension to your C10, Bronco, F100, or Mustang Sniper EFI kit. 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:
Diameter, 15 ft. Some parts are not legal for use in California or other states with similar regulations. Wanna bag your ride? Your engine came with a spread bore carb on it from the factory. Today, Ignition Combo, EFI Hyperspark, Ignition Box, Distributor, Coil, Wiring Harness, Chevy Big/Small Block, Kit, 5.0 out of 5 stars
Jul 3, 2023, Fuel Injection System, Sniper Stealth 4150, Up To 650HP, Gold Throttle Body, Four 100 lbs./hr Injectors, Kit, Fuel Injection System, Stealth, 4150 Flange, Black, up to 650 hp, 870 cfm, Four 100 lbs./hr.
Length, Regulator, Kit, 3.93 out of 5 stars
Red Line Land Cruisers 2F Air Cleaner Adapter Kit for Holley Sniper EFI, Ignition Coil Sleeve Adapter Red Line Land Cruisers (IG 1-3), SNIPER 2F Fuel Line Kit WITH Oil Cooler RL1075-A/B (CL1-11), SNIPER 2F Fuel Line Kit WITHOUT Oil Cooler RL1071-A/B (CL1-11), RL1035 FJ60 FIREWALL THROTTLE CABLE BRACKET SNIPER LOKAR TOYOTA LAND CRUISER (SN2-16), 2F/F Reducing Bushing SNIPER EFI COOLANT TEMPERATURE SENSOR RL1086 (EN2-10), RL1027 Heat Shield, Red Line Sniper 2F Manifold, Holley 2300 Series 2BBL Sniper Kit #550-850 for 1F & 2F FJ40 Toyota Land Cruiser.
By Ernesto P on March 7, 2018 | Verified Owner. Simple Calibration Wizard (answer a few questions about your engine and it creates the base map, then starts tuning on its own!) STEP 2 - Add EFI To Your FJ40. Estimated International Ship Date:
Sniper Fuel Return. This formidable bowl connector hose setup features -6 AN fittings and hose from end-to-end. ( 59 ), Fuel Return Line, Atomic EFI, Rubber Hose, 3/8 in.
Dual Pattern bolt on carburetor replacement, designed to fit 4150 Flange & Spread Bore manifolds - (Spread Bore Sealing Plate Part #9006 is recommended). Included clamp-on oxygen sensor kit ensures a leak free oxygen sensor installation, with Stainless Steel T-Bolt clamps and a Stainless Steel (Weldable) oxygen sensor flange.
Holley Sniper EFI 850002 Fuel Rail Kit - Sniper EFI Manifold LS3/L92 V8. Fuel Filters: Most carbureted applications will require a 100 micron pre-filter (before fuel pump) and a 40 micron post-filter (after pump, before carb). 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. 700R-4 ProBuilt, Moser 12 bolt with 3.91 gears and a TruTrack, UMI suspension with Konis, big brakes, 6-point roll bar, lowered, Boze Forged 18" wheels with Falken 660 tires. safely route the vapor guard fuel line along the chassis back to the diecast fuel hat, and the job is finished.
It's time to move towards better fuel economy, increased performance and perfect cold starts. Being a boosted engine, it will require some laptop tuning to get the calibration dialed in 100%. Apr 3, 2023
Buy Holley 550-511K EFI Self-Tuning Master Kit: Fuel Injector Kits .
Replacement Regulator Kit for EFI Regulators and Sniper EFI throttle bodies. Supports up to 650hp with Four 100 Lb/Hr Injectors! Thanks.
Some parts are not legal for use in California or other states with similar regulations.
Overall very happy with this kit, super easy to install. The product description on the Holley site states, "Includes 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 !" Initial set up and programming was a breeze. If this works as well as I hope it does, I look forward to purchasing another for my 65 malibu. In lower horsepower applications a 5/16" supply line can be utilized but it is vital to take multiple pressure readings to ensure consistency. I really liked the idea of the self learning, and after watching tons of videos I was convinced.
This is a custom order part. This kit dose come with O2 sensor you need to use ..for 1250.you think they would tell you
OEM Style TPS/IAC and Fuel Pressure regulator, for years of dependable service. In doing so he single-handedly created the racing aftermarket plumbing industry. ( 80 ), Fuel Injection System, Holley Sniper EFI, Self-Tuning, Master Kit, Gold Throttle Body, Kit, 4.51 out of 5 stars
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? This fuel tank vent allows the tank to vent without spillage using a check valve. By Justin K on February 14, 2018 | Verified Owner. OEM Style Throttle Position Senser (TPS)/ and Idle Air Control (IAC) for years of dependable service.
Great product extremely pleased with the shipping speed and most importantly the product itself.
(478), Fuel Tank Mounting Straps and Adapters (21), Holley Sniper EFI Self-Tuning Fuel Injection Systems 550-511K, Holley Sniper EFI Self-Tuning Fuel Injection Systems 550-510, Holley Sniper EFI Self-Tuning Fuel Injection Systems 550-511, Holley Sniper EFI Self-Tuning Fuel Injection Systems 550-510K, Holley Sniper EFI Self-Tuning Fuel Injection Systems 550-516K, Holley Sniper EFI HyperSpark Distributor Kits 565-300K, Holley Sniper EFI Self-Tuning Fuel Injection Systems 550-516, Holley Sniper EFI HyperSpark CD Ignition Boxes 556-151, Holley Sniper EFI Stealth 4150 Fuel Injection Systems 550-870K, Holley Sniper EFI 2300 Two-Barrel Fuel Injection Systems 550-849K, Holley Sniper EFI Stealth 4150 Fuel Injection Systems 550-870, Holley Sniper EFI HyperSpark Distributors 565-300, Holley Sniper EFI 650 HP Super Sniper Fuel Injection Systems 550-519, Holley Sniper EFI Returnless Self-Tuning Fuel Injection Systems 550-511D, Holley Sniper EFI Stealth 4150 Fuel Injection Systems 550-871K, Holley Sniper In-Tank Retrofit Fuel Pump Modules 19-350, Holley Sniper EFI HyperSpark Distributor Kits 565-301K, Holley Sniper EFI Stealth 4150 Fuel Injection Systems 550-872, Holley Sniper EFI Stealth 4150 Fuel Injection Systems 550-871, Holley Sniper EFI Fuel Tank Systems 19-185, Holley Sniper EFI Fuel Tank Systems 19-184, Holley Sniper EFI HyperSpark Distributors 565-300BK, Holley Sniper EFI 1250 HP Super Sniper Fuel Injection Systems 550-531, Holley Sniper EFI BBD Master Kits 550-858K, Holley Sniper EFI XFLOW Fuel Injection Systems 550-541, Holley Sniper EFI 2300 Two-Barrel Fuel Injection Systems 550-850K.
Here's the Holley EFI-specific fuel tank for the 1960-'65 Falcon. Put an end to cold start issues, hesitations, vapor lock, and flooding. It also uses a single fuel injector and is ideal for older four and six-cylinder engines.
All of the wiring exits below the rear fuel injector cover, for a completely stealth installation. 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. Sniper EFI Air Cleaner Drop Base - Chrome. The Sniper EFI system can be completely tune-able at any vacuum. Four Wires to EFI With Sniper and HyperSpark Master Kits! 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.
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.