running holley sniper without o2 sensor

JavaScript is disabled. All of the wiring exits below the rear fuel injector cover, for a completely stealth installation. Warranty Information. Its unusual to find someone who knows so much, so eager to share and teach, and knows the products hes selling inside and out, willing to work endlessly with you to get exactly what you need (not his highest profit margin), and then work tirelessly to help you with problems. I'm using the NTK sensor. 100% identical. (Image/Wayne Scraba) The throttle body is a bolt-on replacement for a carburetor. Initially I was looking for the upgrade to a 4V holley 4175 carb, but this option has peaked my interest. They are the only ones got me a holley usb to can cable fast. Welcome to Club Cobra! 534-199. About your only location is in that short area from the log to the port face. Then they had it repaired and back to me in 5 business days. All times are GMT-6. Add to Cart . Have you visually verified that all your injectors are spraying? MAP Sensors. Seems to have more low end tq and is much smoother power through out the rpm range. PDF Holley Sniper Installation Supplement Find a lower price anywhere and we'll beat it by 5%! Also the progressive link. I have a 74 bronco, 302, mild cam. Marc, you don't mention which system you installed but the Holley systems are fully configurable. I have not yet got it figured out. I will keep the in-line pump for a spare. (If I am incorrect I heartily invite your comment at the bottom of this article!) It flows 850 cfm and can support up to 650 horsepower. Aftermarket headers are pretty much the only safe way to run an O2 sensor. Seems to LEARN much faster than the Fitech did. Car runs perfect . Part # 554-155. You will need an O2 sensor to measure fuel needs, but it could be tuned manually like in the old days. p.s. Other? Free Shipping - Holley Sniper EFI Oxygen Sensors with qualifying orders of $99. Anybody got a good 270hp 350 tune yet?I installed sniper efi on my boat runs good but feel like the wot should be better need to get the sniper controlling spark is my thoughts the old thunderbolt is either not great or timing wasn't right when I bought the boat but she runs great I just think this engine has more in it then I'm getting out of it at this time any tuning and timing advice would be great considering I'm awesome with carb n hei diet but new to efi and boat timing curve but not an idiot so I say. Most water jacketed header manufacturers (Lightning, CMI, etc) will install 02 bungs in their headers for extra money. It turns out that the loading generated a propeller in the water is significantly different than wheels on pavement, so much so that the map has to be tuned differently. Depending on how fast you want one, there are plenty out there: The Cross ref numbers on the Holley forums and the Net is a Bosch 17025. If the indicator reads "LOW Err" double check the connection to the CTS. Sniper EFI 4bbl Marine. Are you holding your RPMs back with the MSD for some reason? The basic kit comes with the TBI unit, touchscreen controller, water temperature sensor, a wideband oxygen sensor, and all the necessary wiring. Once the tune is complete, the O2 sensor can be defeated or . the engine not running. - The sales brochure refers to Integrated Ignition Timing Control and Coil Driver. If you find that please let us know. From there, our highly trained factory refurbish technicians flow the original fuel injectors. It's fast, simple and absolutely free. My boat is still in winter storage. For the most part each engine wants a bit of its own timing set-up IMHO, you boat owners with a 270HP 350 (or any other config) may want 350HP but upgrading it to that level will reduce or eliminate reliability. Add To Cart. You are using an out of date browser. 74 FJ40 confined to the swamp. Followed all the instructions to the letter. This Video Shows Ideal O2 Sensor Placement! FWIW, I called Holley to confirm the part number and they say the Bosch part number if 17212 (also available on Amazon for $64.78). Doesn't look like it will have an O2 sensor. I've dunked mine lots of times. The wiring was a bit of a mess. Robust, feature-rich multi-port EFI systems offer easy plug-and-play late-model V8 engine swaps. I've got the Howell EFI adapter installed in the riser of some standard Inboard Manifolds and it works great. This is the 02 sensor adapter I used. May 1, 2018 They want you to angle it to keep it from fouling. Your BluePrint Engine will be equipped with a Holley model 550-510, or 550-511 (identical except for finish color) on 4150 flanged intake manifolds. i thought about it, but after $3400 on an EFI alone and an entirely new rigged boat Im having a hard time forking out another 2000 for an exhaust when I may just do an open loop My buddy machined up a set of spacers I sketched out for him. Now the lower cost Holley Sniper advertised for March 31 2016. See Details. Throttle body mounted ECU - no extra boxes to mount. I want to remove the old fuel injected Mercruiser factory EFI on both engines because they have begun to be troublesome. Bolt-on carburetor style EFI for your classic car or truck. My hand is holding the connector to the sensor. Capability Range: Advanced What Is Pinion Offset, And How Does That Affect You? Most of Holley's EFI systems provide a Setup Wizard that builds a base configuration file that allows you to start the engine and operate the vehicle. Did you use the Holley fuel pump and have you had any issues with it? If you've done some automotive fuel map tuning before, you can likely overcome this challenge. Most of you only need to tune 4 points, idling around the marina, part throttle - pulling the rope tight, 1/2-3/4 throttle - cruise, and YeeHaa - WOT. I did--- Save your money and piece a fuel it together. Sniper EFI Releases new Stealth 4150 Models! JavaScript is disabled. Capability Range: Advanced To close this one out, below is a photo of where I installed the O2 bung. If you have a manual tranny starting off without squealing the tires can be tricky because all four barrels open up at the same time. Conditions when closed loop o2 should be turned off. I had the pink ecu signal wire connected to a bullet connector on the passenger side . It does not work with the Sniper EFI oxygen sensor. It may not be enough to cause problems with the way the engine runs aor even make into the cylinders, but it is enough of a mist to take out a O2 sensor. Anyone have a good place to find a genuine Bosch O2 replacement sensor without paying $110? If there's anyone willing to read a bit and offer advice about what to do when doing a top-end swap (when you may be in a scenario with a new top-end that's the EFI isn't calibrated for AND you can't have an WBO2 sensor connected), please let me know. temporarily running without WBO2 sensor? - Holley With over the transoms you might get away with it if the water is introduced at the very very end, and the O2 is mounted right at the log. Don't know about HP increase, with the QFT 750 it would turn a 212/4.0 combo to about 3950 to 4000, the Sniper turns it to 4000 to 4100. If I am reading your post correctly you are using two separate o2 sensors when using headers ? B/c what it sometimes perceives as a lean spike is actually raw fuel with no oxygen. Wideband vs Narrowband sensors - A narrowband O2 sensor is only calibrated to . It just means that if you are thinking you'll install this, crank it, and pull away from the dock with complete success you might be in for some disappointment. Did a test startup on my new sniper by running the power wire to battery + and not using the o2 sensor.I also capped off the regulated return line with a hose, clamps, and chamfering bit.In the settings I chose closed loop disabled (set to open loop) and also set learn mode to disabled. Price Point: $$$. Holley Sniper EFI Returnless Master Kit - Black Ceramic However, overcoming that whole idle/off-idle transition (mentioned above) is going to be the challenge. Thanks for the heads up. There can be leftover debris from manufacturing that have been washed down and are now clogging one. My tune is coincidentally set at 11.5 desired afr, with the failed side as the leanest bank, but the ecu added 15% fuel anyways. Running? Look at the bottom.. but I'm finding when running engines with holley sniper kits the the engines are very eratic ,the air fuel numbers are always changing drastically from one pull to . I had an injector fail after a month of running and called the tech line who helped me figure that out. I myself will convert my 2 302's (Volvo Penta 5.0 l AQ231A) from carbs to EFI; I must find out everything before I start work on the engines, then I am satisfied to start. Boats don't cruise at 60mph up and down hills. One of the benefits of using any Holley EFI system is that it self learns and tunes on its own. holley sniper efi Holley Sniper EFI Self-Tuning Master Kit - Black Ceramic Finish $1,475.95 Part# 550-511K holley efi 100 PSI Stainless Pressure Sensor $155.95 Part# 554-102 Are you waiting to convert your carbureted vehicle to Sniper EFI, but don't like the idea of mounting an external fuel pump? The O2 sensor burned out immediately. Followed all the instructions to the letter. The fuel lines and fittings are 3/8s with 8AN fittings and everything on the 60 requires 5/16 fuel line with 6AN fittings) Holley Sniper EFI 550-849 Holley Sniper EFI 2300 Self-Tuning Kit - Shiny Finish. After discussing it in this thread and talking with Holley's tech support, I decided . This is made by Innovate, the guy that runs the Holley EFI forum HIGHLY recomends AND uses them himself, I use them, my o2 on my wideband Innovate, kept going bad, a 4.2 Bosch o2, put this on both my Holley HP NTK sensor & the wide band, been 2 years now & lots of driving, all good, Heat-Sink Bung Extender (HBX-1) - P/N: 37290 The right side o2 was obviously reporting a fat 10.3 afr as a result, but the car still went 139mph, LOL. I installed a holley sniper kit. Holley Sniper EFI Oxygen Sensors 554-155 - Summit Racing Equipment Holley EFI Oxygen Sensor. Brass adaptor designed to install heated oxygen sensor in water-cooled marine exhaust risers. Do you offer a USCG fuel pump kit? THen you have to determine if you want 02 readings from one cylinder, or in the case you just mentioned mostly one cylinder, average of 4 cylinders on one bank or the other, or average of all 8 cylinders. Anything else is going to be a frustrating recipe for for failure. Bosch 17025 Oxygen Sensor #1 Best Seller . Well an update on the Sniper install. This motor would probably turn the berk to 6 grand and blow it out from a stop.Motor dyno'd on a carb @389 hp @ 4700rpm and 497 tq @3500. O2 sensor placement is critical for getting your engine to read the oxygen in the exhaust correctly and can directly impact the performance of your new EFI installation. The included fuel system places a 340LPH fuel pump in the tank, which can easily be . My bet based on longer pump run, to make pressure, you have a leaking injector. I bought a new holley sniper , dual sync dist., coil, and holley in tank fuel pump, When engine got hot it would go crazy. I only have a stick welder and didn't trust myself on the thin pipe so I brazed it in. Put an end to cold start issues, hesitations, vapor . In the end I ended up using a Fuel Control cell made by Pleasure Craft Marine for their 351W engines. We can hear the initial fuel spray into the body, but it appears that its not enough to start the engine while hot. But it is going to be a little tricky. *Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages. O2 Hotel Taipei Main Station - KAYAK The throttle body has a built in fuel pressure regulator set at 58.5 psi. Capability Range: Professional So please, If you have problems registering or can't log into your account, please. Holley Sniper EFI Oxygen Sensors 554-155 O2 sensor failure on a Holley Sniper EFI - YouTube Its the Holley Pro Jection TBI mentioned by the above poster. the motor has the following mods, Aluminum heads, Performer intake, Sniper and MSD ignition module. Hopefully this one lasts longer than the original. Not always the case with a boat. I'm guessing by snail, that's another name for the riser? Phil said water would still get up over the snail and knock out the sensor. I'm having new headers with an O2 sensor bung installed in my car ('79 Vette) soon, to prepare for a Holley Sniper EFI TBI install this winter. I mounted it here attempting to protect it from the deep water I play in and from lots of branches I encounter. Part# 554-155. PRO's: Wideband O2 sensor harness is longer, allowing easier connection and routing. What you are able to accomplish with a Sniper is done exclusively through the setup wizard application on the 3.5-inch handheld.The Temrinator is designed to be set up with it's own setup wizard on the same 3.5-inch handheld display--but since it has a stand-alone ECU, it can also be fully programmed via the Holley laptop software. 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 EFI CAN to USB Dongle - Communication Cable, Hooker BlackHeart Oxygen Sensor O2 Bung 2.5" Clamp-On Style, Holley EFI Terminator X Wideband Adapter Harness, Earl's Oxygen Sensor Weld Fitting (Weld Bung) - Steel. I took my time soldered every wire connection and routed all the wires carefully to avoid any emt issues. Since your existing low-pressure fuel system is not going to work with the Sniper EFI System this puts you in the unenviable position of choosing between USCG compliance or EFI. Wondering how you are progressing with this? Holley EFI 534-49 Holley Oxygen Sensor O2 Bung Weld-In Style Holley Sniper Efi - Mean Chicken Jet Boat Forum This requires removing the plug with a breaker bar, and using a 1/2 NPT to 3/8 NPT adapter to mount the Sniper sensor. Part# 550-511. I am interested in upgrading both engines with Pertronix Ignitor or Ignitor II ignition and the Holley Sniper EFI 2300 and the Howell EFI marine O2 sensor adapter. OP, the Edelbrock system looks to use the same basic sensors as the Holley sniper system: TPS, MAP and O2, plus a few supporting sensors. This runs in the area of $1000 and has everything you need for a basic install on almost any vehicle equipped with a four barrel carb. Could show a lean condition when in fact it really isn't. -- I particularly like the Daytona Sensors Approach to the Ignition Curve.- Are you pursuing Coast Guard Certification for the Sniper_EFi? #1. The problem is with the Holley computer when you turn on the keyit squirts a prime for a split second. Capability Range: Advanced For the most part, the small harness is plug-and-play. Purely coincidence about the '2300' number. Taking a look at the holley manual I am thinking about drilling and tapping the front exhaust port on the log for the O2 sensor. is donald smith still alive; julie grant court tv cheerleader Waiting for spring to put back together. Using the throttle body's fuel pressure regulator will require a 5/16" fuel return line to the tank. Top 10 Holley Sniper EFI Tech Tips Holley Technical Training Manager Tom Kise's top ten "suggestions" for Holley Sniper EFI System installation issues. But you've found the right one for your Holley Sniper EFI System OR your Terminator X EFI System. Holley sniper efi error 21 - bqfoki.lesthetiquecusago.it Marine O2 Sensor Adapter Plate - Affordable Fuel Injection The Holley Sniper EFI Quadrajet is a self-contained throttle-body injection system that's a direct replacement for spreadbore Quadrajet carburetors found on many classic GM vehicles. QFI-500 Oxygen Sensor. It doesn't even mean that you can't do it. Anti-Seize pre-applied to sensor threads. The problem occurs when an excessive amount of oxygen makes its way from the intake port directly into the exhaust at idle and low engine speeds because of overlap. So there is at least some probability of success. Assuming that your current ignition works well with the marine carburetors it will continue to work well with the Sniper EFI System. Other than the constraints provided in the article above I see no reason why this wouldn't be a great upgrade. HP comes from torque and rpm and rpm breaks things and increases wear. Tune the delay relay timing to just miss the prime shot.For cold starts, a simple push-button or switch "choke" override to power the relay during prime would provide it. I've seen O2 sensors in water jacketed headers that have worked fine for years. 29. The Tech Tips and discussions are also great! Classifieds - Engine/Transmission/Transfer Case, BJ42 | FJ43 | BJ44 | FJ45 | FJ45LV | HJ47, North American Clubhouses - Central Region, CA.AB- Rocky Mountain Land Cruiser Association, CO/WY- Horsetooth 4 Wheelers Cruiser Club, TX- Lone Star Land Cruisers - Austin Chapter, TX- The White Trash of the Elwood Chapter, CA.BC- Okanagan-Similkameen Land Cruisers, NV- Battle Born Cruisers of Northern Nevada, Vendors: Accessories - Electronics - Recovery. I have not had it on the dyno with the sniper, but would guess probably about 400 to 410 hp and well over 500 tq.I did use the holley pump that came with the sniper. By bypassing the built in pressure regulator in the fuel module(allowing full flow and pressure), using 3/8 hard lines to/from the sniper to meet CG rules( no soft lines on the engine block)using the snipers fuel pressure regulator, This is as close as I can come to safe. Add to Cart . Installed the sniper/MSD combo on my mildly built 460 KEM. Restore or update your Holley Sniper EFI System with this WBO2 Sensor 17025 Bosch 554-155 Holley. Even if you are the sort to sort of shrug off safety regulation, consider that if there is an accident that results in a loss and an investigation, failure to follow applicable USCG regulation could result in either financial or legal liability, not to mention the rejection of insurance claims. Hooker BlackHeart Oxygen Sensor O2 Bung 2.25" Clamp-On Style, Hooker BlackHeart Oxygen Sensor O2 Bung 2.5" Clamp-On Style, Hooker BlackHeart Oxygen Sensor O2 Bung 3.0" Clamp-On Style, Holley Oxygen Sensor O2 Bung Weld-In Style. I stopped by Bergeron on my way back to the lake, and he said they have never found a good way to run O2 sensors in a marine exhaust. Without the engine running, AFR will read 35.6 The fuel pump will run off a relay in the sniper harness (blue wire) pink wire gets switch/run power to the relay. CTS (Coolant Temperature Sensor) - Reads engine temperature. Stay up to date with the latest releases, events, promotions and more. Replacement Bosch Wideband Oxygen sensor for Sniper EFI and Terminator X systems. - Do you know of a Carburetor Builder who has addressed the Coast Guard certification issues with the Sniper EFI? So much it could be. This doesn't mean it can't be done. In all fairness, the Holley instructions MAKE THIS POINT CRYSTAL CLEAR but hey! . New 100 owner, long time cruiserhead - https://forum.ih8mud.com/threads/new-100-owner-long-time-cruiserhead.1300238/. I'm about to embark on the same type of project. It only runs rich on start up for a second due to the prime, after start it runs great. Increasing efficiency is always a good idea. Ideally I'd want the power plant running as efficiently as possible, but I'd sure like the benefit of EFI over carb. The following vehicles are considered Racing Use Only Vehicles: Holley is the new standard in EFI! #HM206 - ADAPTOR, O2 SENSOR for Marine use - Howell EFI Conversion In this video Holley's own Tom Kise explains oxygen sensors and where to place an 02 sensor bung in your exhaust. It should be pretty straight forward what each of these values do. Can more detail be provided? I hope that the next F/2F header is more O2 sensor friendly. A third option would be to run your EFI system without an O2 sensor at all. The Sniper EFI throttle-body drops in place of your . The target A/F value based on load or MAF cfm, and engine speed. Ran about 5 seconds and died. So I bought the progressive linkage but you then have . When problem-solving this type of issue, consider when and how you could use a work-around. I upgraded from terminator x Maxx to dominator.. bought a 2nd o2 sensor kit with Bosch sensor and used an off the shelf Bosch I had been using with terminator. Do you recommend in-tank or external fuel pump? http://forums.holley.com/showthread.ension-Harness, http://forums.holley.com/showthread.4388#post54388, If this is your first visit, be sure to A 90-degree V-6 has three shared crankpins set 120 degrees apart. But MAP sensors are very easy to physically implement and are inexpensive. The O2 sensor burned out immediately. I would prefer to run this brand new Holley EFI system in a closed loop, not set the fuel map, and use the O2 sensor as only a sensor. In order to do this, it heavily relies on proper O2 sensor placement. An O2 sensor is used when converting an engine to fuel injection and wanting to move from an "open loop" system to a "closed loop" system. 10 min read. Supports up to 650hp with Four 100 Lb/Hr Injectors! Yeah, it may sound hokey to some, but is just one option to solve the issue where you are and with what you have. I'll let you know how it works out. This product works with Holley EFI wideband oxygen sensors, part numbers 554-100 and 554-101. Perfectly Taipei - 25 Must-See City Highlights | Taipei Travel Sort. running holley sniper without o2 sensorplymouth township mi police scanner. Bolt-on carburetor style EFI for your classic car or truck. I found this in the instruction manual for the older commander 950 system. What I think a lot of folks are missing is correct tuning of their carburetor engines Most inboard systems I worked on were intentionally set up to run rich with minimal timing (mostly to get through the warranty period). This doesn't apply to race boats. The latest is the new Holley Sniper EFI touted as a true bolt-on self-learning carb replacement. It works fine. That is defacto step one in trouble shooting fuel injection systems. Pink switched power wire, this needs to be connected to a point that is 12V in run and while cranking. Have to replace head gasket. An update from Al:After installing them I used the auto tune program on the Holly HP V4 software and they are working great. Specs. That's great--we look forward to your results! View Holley Sniper EFI Self-Tuning Kit - Shiny Finish. Holley Sniper EFI Self-Tuning Kit - Shiny Finish, Holley Sniper EFI Self-Tuning Kit - Black Ceramic Finish, Holley Sniper EFI Self-Tuning Kit - Classic Gold Finish, Holley Sniper EFI 2300 Self-Tuning Kit - Shiny Finish, Holley Sniper EFI 2300 Self-Tuning Kit - Black Ceramic Finish, Holley Sniper EFI 2300 Self-Tuning Kit - Classic Gold Finish. All sensors are tested to ensure they accurately report critical engine data to the . It is better to remain silent and be thought a fool than to open one's mouth and remove all doubt. Mark Twain, The goal in life: To die young as late as possible. Come join the discussion about offshore racing, performance, modifications, builds, classifieds, troubleshooting, maintenance, and more! But you still risk a little water running back at low Rs. (probably with the edelbrock marine 2506 intake). For a better experience, please enable JavaScript in your browser before proceeding.

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