9 out of 10 based on 106 ratings. 2,677 user reviews.

HOLLEY EFI WIRING HARNESS

Holley EFI 558-117 Universal MPFI Coil on Plug Main Harness

Holley EFI
Jan 11, 2022Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors have powered every NASCAR® Sprint® Cup team and nearly every NHRA® Pro–Stock champion for four decades. Now, Holley EFI is dominating the performance world as well as our products for GM's LS engine.
Holley EFI 558-102 LS1/6 (24x/1x) Engine Main Harness
Holley is the new standard in EFI! 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![PDF]
Use when building Dominator Systems or Custom HP - Holley
NOTE: Holley EFI Dual Sync Distributors are designed to be Plug and Play with any of the Holley EFI Main Harnesses that are NOT Coyote/Hemi or LS Specific. Step 4.1 (optional) Choose Your Ignition HOLLEY EFI CRANK/CAM SYNCS: GENERAL MOTORS CRANK SYNC 556-102 - SB Crank Sensor mounting kit 556-103 - BB Crank Sensor mounting kit
Fuel Injection Kits & EFI Systems | Holley Performance
The 554-165 kits contain a pre-terminated CAN Harness, allowing you to quickly install the Holley EFI CAN Module to any existing Holley EFI installation. Pre-Terminated flying leads makes installing new wires a breeze. Inputs can be used for things such as:[PDF]
Holley Sniper EFI FUEL INJECTION INSTALLATION MANUAL
Apr 30, 2018Holley Performance Products has written this manual for the installation of the Sniper EFI TBI fuel injection system. This basic manual contains the information necessary for the installation of the throttle body, wiring, and sensors. Please read all the WARNINGS and NOTES, as they contain valuable information that can save you time and money.
HP EFI - Holley
Jan 18, 2022Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors have powered every NASCAR® Sprint® Cup team and nearly every NHRA® Pro–Stock champion for four decades. Now, Holley EFI is dominating the performance world as well as our products for GM's LS engine.
Holley Sniper 550-511 Holley Sniper EFI Self-Tuning Fuel
Holley Sniper EFI Self-Tuning Fuel Injection Systems. Holley Sniper EFI self-tuning fuel injection systems deliver all the benefits—and none of the hassles. These full-featured throttle bodies are easy to install, can support a lot of horsepower, and will keep your budget intact.
Holley Sniper 550-849 Holley Sniper EFI 2300 Two-Barrel
Holley Sniper EFI 2300 Two-Barrel Fuel Injection Systems. Introducing Holley Sniper EFI 2300! It's perfect for any vehicle that came standard with a 2300 Holley Flange like some Fairlanes, F100s, Javelins, Mustangs, Thunderbirds, Cougars and more.
Top 10 Sniper EFI Installation Tips from Holley's Tom Kise
Aug 11, 2017The Sniper EFI System will absolutely work fine in your rock crawler, Todd. The challenge will be what you call the "right fuel system". Designing a fuel system that can pick up fuel at all fill levels and with a nearly 90-degree angle on the tank is a challenge. Fortunately, Holley has another product that can solve that: Hydramat. Hydramat
Home - EFI Connection, LLC
Welcome to EFI Connection. Our site has more Crank and Cam Signal Kits, Connectors, Terminals, and Professional Series ECU Extensions than ever before! We offer a range of wiring harnesses perfect for your injection system, fuel pump, and fuel injectors - all made with the proper TXL wire to complete your project.
Holley Ford MPFI HP ECU & Harness Kit 550-606 Demystifying Holley Terminator and Sniper Ignition Hookup Holley Dominator Wiring Diagram A/C Wiring with HP EFI

Recent Files

1983 s10a c wiring diagramford 6 0 injector wiring1997 tahoe 4l60e wiring diagram1993 nissan pathfinder fuse box diagramnissan 1 tonner wiring diagramvolvo v70 schematics1960 chevrolet c10 wiring diagramled light circuit diagram 9v4 pin proximity wiring diagrampickup wiring diagram free download js100old hot water pressure washer wiring diagramsflasher wiring diagram2007 ford e350 van fuse boxdodge neon wiring diagramselectric life wiring diagramled light bar wiring diagram for galaxy95 dodge ram van fuse diagram1998 dodge fuse panel diagramaruf wiring diagramfuse box toyota matrixchemetron wiring diagramsvolvo penta wiring diagramsoem replacement wiring harness2001 kia sephia engine diagram2003 harley davidson fatboy wiring diagram76 trans am starter wiring diagrampolaris rzr fuse diagram3 8l chevy engine diagramrzr 4 wiring diagramradio wiring harness diagram04 bmw starter wire diagramsmsd 6al wiring diagram free download2008 jeep liberty wiring diagram free picturelayout for 2003 toyota sienna le fuse boxisuzu npr truck wiring diagram pdfcat ul 1300 wiring diagrammercedes e350 engine diagrammercedes benz cls 500 fuse box7 5 hp ingersol rand air compressor wiring diagramft 2005 chevy silverado wiring diagram turn signalsmercedes e class fuse box locationpeugeot 607 2 2 hdi wiring diagramcar ammeter wiring diagram1999 ford crown victoria wiring diagram1990 pontiac 6000 wiring diagram2007 nissan versa fuse box01 mustang wire diagramvolvo 12d engine diagrambmw x5 fuel filter1993 4l80e transmission wiring diagramamplifier wiring diagram for 96 tahoe2000 yamaha r6 wiring diagram2005 jetta 2 5 engine diagramto led light bar wiring diagram for fuse block2000 ford f 250 v1 0 fuse boxyamaha g16a golf cart wiring diagram2000 buick park avenue fuse box diagramclone engine diagram139qmb wiring diagram1985 subaru gl wiring diagramstereo wiring diagram for 2003 dodge ram 1500gibson furnace schematic87 mercury grand marquis fuse boxelectric motor starter wiring diagramhonda fuse box locationf650 fuse panel diagramwiring diagram 1997 buick lesabrefuse box panel 99 00 civicmustang blower motor wiring diagram2004 ford f 250 diesel fuse diagram2011 cruze radiator fan wiring diagram1990 mercedes 300e fuse diagramford sel tractor wiring diagramstart capacitor wiring220v plug wiring diagramvw beetle alternator regulator wiring generatorsubaru legacy gtb wiring diagram95 ford ranger wiring diagramgm engine diagramfender tele wiring diagram2009 chevrolet equinox engine wiring2001 toyota 4 7 engine diagramclassic car fuse boxiroc z fuse boxkenworth t2000 turn signal wiring diagram1995 b2300 fuse panel diagram1986 f150 fuel gauge wiring diagramhome wiring gfcibmw e39 528i engine diagram2004 acura tl fuse box location1990 isuzu amigo wiring harnessteisco spectrum 4 wiring diagram2004 ford focus wiring diagramold 50 amp fuse boxwiring diagram daihatsu perodua kembara02 toyota rav4 fuse boxcargo craft wiring diagramwiring diagram pioneer deh x6600bt1991 pontiac firebird wiring diagramsubaru t engine wiring harnessfuse box for hyundai xg300coleman furnace wiring diagram heat and air 0052532003 miata wiring diagramengine electrical wiring diagrams1993 jeep cherokee 4 0 dash wiring1951 dodge truck wiring diagramswire diagram kubota bx 2360chevy 3100 engine diagramwiring diagram for smart meter1996 toyota 4runner wiring diagramsabre sailboat wiring diagram1999 ford taurus se fuse boxwiring diagram for 2004 dodge durangocurtis snow plow wiring diagramlogic diagram of alubasic house parallel to breaker wiring diagrams3 phase controller wiring diagram5th wheel wiring harness chevyhunter fairhaven 22549 wiring diagram1988 corvette fuse box04 mitsubishi coil pack diagram wiring schematicfuse box on lexus rx400hbajaj chetak wiring diagram8 wire thermostat wiring diagramtruck lite 80888 wiring diagram2013 ram off road light wiring diagram2011 acadia fuse diagram08 nissan pathfinder radio wiring diagrammack granite wiring schematicauto start wiring diagram02 gmc w3500 wiring diagram7 way bargman plug wiring diagramrv furnace wiring diagrams1984 camaro wiring schematic1999 3 8 transmission wiring harnesschevy truck starter wiring diagram hei1997 pontiac grand am starter wiring diagramfuel injection engine diagramsmall ac fan start capacitor wiringsub panel to main panel wiring diagramignition module wiring ford diagram malloryaprilaire 600 wiring diagram90 camry fuse boxemerson air conditioner thermostat wiring diagramobd wiring diagram2000 chevy malibu engine fuse box diagramlight switch wiring diagram for australiawiring diagram for suzuki sv650sony cdx gt wiring diagram2006 dodge caravan radio wiring diagram120ma siren wiring diagramtaco aquastat control wiring schematic 890 woofuse box diagram 1999 chevy silverado1970 cadillac wiringvolvo 240 headlight wiring1977 ford f100 wiring diagram of heaterhyundai cruise control diagramsci fi wiring diagram2012 f150 fuse box diagrampolaris winch solenoid wiring diagramstar light bar wiring diagramhistory house fuse boxvolkswagen tail light wiring2003 honda civic radio schematicwire diagrams led t807 pilot fuse diagramcraftsman snow blower fuel filter2001 chevy blazer wiring diagrams2002 kia sedona wiring diagramgm factory wiring diagramtoro z master wiring diagram1998 plymouth breeze fuse boxoldsmobile aurora wiring diagram2000 ford taurus wiring harness97 nissan pickup wiring diagram for speedometer2011 corolla fuse boxoem ford trailer wiring harness parts75 jeep cj5 ignition switch wiring diagramchevrolet colorado radio wiring diagramvolvo vn fuse box2002 buick lesabre fuse panel diagramt568b wiring diagram youtubegooseneck wiring harnessducati 350 wiring diagram2004 nissan 350z bose radio wiring diagram1966 mercury montclair wiring diagram2005 astro van fuse box layout1969 cougar turn signal wiring diagramridetech air ride wiring diagrampioneer wiring harness diagramesquire telecaster wiring diagramdaihatsu applause fuse boxvolvo ac wiring diagrams1990 70 hp evinrude wiring diagram schematictrs jack wiring2011 m37x infiniti fuse boxlionel train wiring diagram tracks2001 ford crown victoria engine diagramr4 50cc scooter wiring diagram1980 chevy truck wiring harness2012 audi wiring diagram2002 ford f 350 fuse panel diagramhonda gxv390 wiringwiring diagram for security door magnetgeneral timing belt2008 dodge avenger fuse box95 s10 headlight wiring diagramnissan pathfinder wiring diagram radiowiring schematics in seriesfuse box in 2005 infiniti g35dodge w150 fuse box2006 equinox stereo wiring diagram2002 ford explorer radio wiring diagram99 pontiac montana fuse box2004 cadillac srx fuse boxtether switch 4 prong wire diagramdpdt double pole switch wiring diagramkawasaki z800 fuse box1988 engine diagramrenault fuel pump diagramtoyota highlander tail light wiring schematic1983 buick century fuse boxonan starter solenoid wiring diagramchevy 350 lt1 spark plug wiring diagram88 ford f150 wiring diagram1968 corvette wiring harnesspioneer double din wiring harness diagram2007 chevrolet colorado wiring diagramabb vfd panel wiring diagraml wiring diagram two socketsdry steam power plant diagram1997 chevy silverado 4l80e wiringpiping layout trainingfor a 92 geo tracker wiring diagram2000 dodge intrepid fuse box locationemg wiring schematicge led wiring diagramjeep cherokee radio wiring diagramsc400 ecu wiring diagram1990 jeep cherokee horn wiringschumacher wiring schematicvolvo penta kad 44 wiring diagram82 camaro fuse boxgio 110cc atv wiring diagramvolvo 670 fuse box location