running holley sniper without o2 sensorUncategorized

Not sure how well the sensor likes being that close to the port. You must log in or register to reply here. (Image/Wayne Scraba) The throttle body is a bolt-on replacement for a carburetor. Initial Calibration in Basic Configuration. Make sure to put anti seize on the threads. Also some tips on preventing O2 sensor damage Running? If you have any exhaust leaks between the combustion chamber and 18-24" after the sensor you are going to have problems. Shop Oxygen Sensors at Summit Racing. Holley sniper issue on newly rebuilt motor, Holley Sniper with Duraspark and timing control. 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. Add To Cart. Features: . Holley Sniper EFI Self-Tuning Kit - Black Ceramic Finish. Sniper EFI Installation Guide. Converting Marine Engines to EFI | EFI Pro Hangout | General Studies 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. Holley EFI Sniper O2 Sensor Install - YouTube HP comes from torque and rpm and rpm breaks things and increases wear. But MAP sensors are very easy to physically implement and are inexpensive. Do you also recognize that the O2 sensor that is required for closed-loop operation will not survive in the "wet" manifold used by most marine engines, and that to install a device to protect the O2 sensor from this moisture may require the removal, machining, and replacement of the exhaust manifold? May 19, 2021. I am a competent mechanic and I have checked all the usual suspect items. Some parts are not legal for use in California or other states with similar regulations. I installed a holley sniper kit. He also explains how to properly install them. 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. If he wants to run in closed loop and have the system adapting to conditions at all times, the minute he fouls he is dead in the water. I'm about to embark on the same type of project. Ideally I'd want the power plant running as efficiently as possible, but I'd sure like the benefit of EFI over carb. Yes! Followed all the instructions to the letter. Price Point: $$$. No one cares about your buddies old antiquated garden hose technology. (Assuming it actually releases in November and there are enough units for me to purchase and receive one in December). Here is one on start up tuning. If you're thinking that you've read everything above and are ready to toss the carb on your marine engine then take this handy quiz to make sure! My question is concerning what happens a year later, when I have a top-end swap . 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. While the Sniper has an absolutely outstanding internal ECU, the current model does not offer any laptop programmability. Thanks for the compliment--we look forward to your feedback! 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. Greatest struggle is the shift interrupt. Part # 554-155. I'm using the NTK sensor. Without Headers Steamers location (above) is perfect, up close to the engine where you . Put an end to cold start issues, hesitations, vapor . He knows his stuff, gets back quickly to you, etc. Full product line and accessories at excellent pricing. 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. The Ford 2300 engine uses a Holley carburetor, but it is in fact a licensed copy of a 32/36 Weber. Thanks for the feedback on this adapter, Donald. Just a rumor. Runs like a champ now. Add To Cart. I have searched thru the forum as much as I can, with not much luck. I installed a holley sniper kit. YES! For this you need a system that can be fully programmed to the extent of the Holley ECU's capability. Holley Sniper EFI Oxygen Sensors 554-155 We may earn a small commission from affiliate links and paid advertisements. Do you understand that no USCG-approved aftermarket EFI fuel system (including fuel pump, lines, filters, adapters, and hose ends) exists, that installing unapproved components on a boat will make the boat out-of-compliance with USCG regulation and could result in financial loss and legal liability (and that you release us from any liability by proceeding)? Advanced throttle body injection systems capable of transmission control and more. Plug into the coolant temperature sensor. 02 sensors are very heat sensitive, and can detect an exhaust pulsation in a single Header tube, that's why we always wanted to position the sensor into at least 2 opposite firing tubes we running Headers. I thought the clamp on style mount was a good idea in case the threads got buggered up when a sensor change might occur, and the threads are rusted up by then. This page was generated at 08:35 AM. 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. George Place the Sniper EFI throttle body on top of the new flange gasket on the manifold. Apr 13, 2017. with the extension. In this video Holley's own Tom Kise explains oxygen sensors and where to place an 02 sensor bung in your exhaust. That would be for individuals that run the OEM exhaust manifold, as well as individuals that run headers. WBO2 Sensor 17025 Bosch 554-155 Holley - EFISystemPro.com One example of a direction could be an adjustable timed delay-on injector-power relay in the injector power feed wire, delaying 1-second after key-on or whatever is necessary to bypass the prime shot time, only. I installed a Holley sniper system on my car and I've been fighting it for 2 weeks now. I really dont want any issues on the whitewater lol Had to replace the oxygen sensor on my car for the terminator x after the original one failed and this fixed all my problems. But for just over $10 and two simple configuration changes you can switch to a progressive linkage that opens only the two primary barrels at first and then brings in the secondary barrels at a later point. 4. Have engine apart and head checked and cleaned at machine shop. I took my time soldered every wire connection and routed all the wires carefully to avoid any emt issues. Come join the discussion about offshore racing, performance, modifications, builds, classifieds, troubleshooting, maintenance, and more! I just installed a Sniper on a 67 GTO and it was pretty straightforward, the end result was a much better starting/smother running car, than can adapt to elevation changes better, But we also installed the Holley Dual sync distributor for a complete system that adjusts timing as well. Most water jacketed header manufacturers (Lightning, CMI, etc) will install 02 bungs in their headers for extra money. USCG approval is certainly worth careful consideration, as being on a boat that catches on fire is even more serious than being in a car that catches on fire. Also, with Headers you loose 600 to 700 degrees between Head and bottom collector, you don't want to read that loss. While this is extremely unlikely if you are having immediate, back-to-back O2 sensor failures you should make the effort to rule this out. Ive got a set of bassett headers for a BBC, ill see if they can fit under the transom. It will not fit on round or oval risers without a suitable flat area. Why? the Hamilton 212 pump is maxed out at about 4600 rpms, however it will provide about 10x the thrust that the berkly it is not as fast but haul much more load and work way better in white water. Copyright 2017 Cyberspace Automotive Performance, Inc. All Rights Reserved. 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. The O2 sensor burned out immediately. About your only location is in that short area from the log to the port face. Taipei has dozens of world-class restaurants where gourmets can sample the most authentic Chinese cuisines. 02/25/2020. Holley recommends a 3/8" fuel supply line. Sent unit back to Holley. From there, the idea is that it will self-tune to the requirements of the engine. While those work great on an automobile, you likely won't begin to get these marine installations setup with a handheld. The ones in the Bosch box come without warranty. . Does an yone have a pic of the O2 sensor in their exhaust? Sniper EFI Releases new Stealth 4150 Models! O2 Sensor Mounting: The O2 needs to be mounted 6-8" after the merge in the header collector. In order to do this, it heavily relies on proper O2 sensor placement. 29. Holley Sniper EFI Oxygen Sensors 554-155 - Summit Racing Equipment Even though you now have the USCG-approved Sniper EFI System as an option for your new EFI System you're not quite out of the woods yet. With the sniper as long as you locate the o2 sensor where it gets good feedback and stays dry long enough to get a good tune you could lock it so even if the o2s get wet it still runs good. That's great--we look forward to your results! Yellow Cold! It doesn't even mean that you can't do it. Wherever you go, the cultural kaleidoscope of Taipei showcases exhilarating diversity. Holley EFI Usb/Can Harness, Sniper Tbi. 2014 FJ Cruiser - White - 4X4 - Loaded - . In Stock. You have to angle it to help the throttle cable get around the booster. Sort. Seemed to be getting too much fuel on hot starts and flooding out, could get it to go by putting it to the floor while cranking as Action mentioned. Then operate open loop with a fuel map\Timing curve.I am interested in the capabilities of the Sniper product (4 injector) in a Marine application.. temporarily running without WBO2 sensor? - Holley JavaScript is disabled. Your talking flames at that point, and it will definitely have an effect on the reading. I wouldn't say "never", but the last time I asked that specific question I was told it wasn't anywhere on the horizon. Joe, where did you end up installing the o2 sensor on your setup? 2023 Holley Performance Products, Inc. All Rights Reserved. Ran about 5 seconds and died. One comes in the form of a Marine O2 Sensor Adapter from the folks at Howell EFI. Capability Range: Professional I also capped off the regulated return line with a hose, clamps, and chamfering bit. I would send an Email to Chris at EFIsystempro. There is no problem getting this tuned and then running open loop. Install the throttle linkage to the Sniper EFI throttle body. a leading manufacturer of aftermarket Wideband O2 sensor kits, the following may damage or destroy oxygen sensors: . It would cost considerably more but a second option that would have added performance benefits would be to switch to a dry manifld such as the headers available from Custom Marine, Inc. It's fast, simple and absolutely free. I have about 30 hrs on the unit and it just keeps getting smoother with every hr of run time. Perfectly Taipei - 25 Must-See City Highlights | Taipei Travel 3. The following vehicles are considered Racing Use Only Vehicles: Holley is the new standard in EFI! Using the correct length carb stud and nuts, tighten the Sniper EFI throttle body down progressively in a "criss-cross" pattern (60-80 in.lbs.). Mine is right where Steamers is, and works well with my AFI TBI. Systems that were already designed for marine efi. CTS (Coolant Temperature Sensor) - Reads engine temperature. Free Shipping - Holley Sniper EFI Oxygen Sensors with qualifying orders of $99. Oxygen Sensor is sold separately.Adaptor should be installed in a flat area of riser at least 6 before water blends with exhaust. (If I am incorrect I heartily invite your comment at the bottom of this article!) When I went to Holley HP, I found an adapter by Innovate that is designed to draw air out the exhaust stream and away to the O2 sensor. Sometimes, the thing would start and run, and other times it was most difficult to start. Pay close attention to the instructions on O2 sensor placement. Full time feedback from the sensor is what the computer uses to refine the fuel table. 74 FJ40 confined to the swamp. The Sniper will do that. Vega$69. What Is Pinion Offset, And How Does That Affect You? I am looking for a TBI with full sensors, mainly atmospheric for Sept and Oct and a Idle Air sensor for warm starts.I welcome your thoughts.Regards, Holley Sniper EFI Returnless Master Kit - Black Ceramic If the indicator reads "LOW Err" double check the connection to the CTS. The right side o2 was obviously reporting a fat 10.3 afr as a result, but the car still went 139mph, LOL. Pricing was reasonable, shipping was prompt and Chris helped me with a wiring question during my install. The ones in the Bosch box come without warranty. All times are GMT-6. If it's working to prolong the life of the sensor in the AEM Wideband kit then there is no reason to believe it wouldn't work with any other sensor. Phil is right. In this case, the prime shot is good for cold, but too much for warm. Then dialed back the cranking fuel quite a bit and that seemed to help some, but still having ongoing issues. Plug-And-Play Compatible with Holley Sniper EFI System, Only for applications that use a Bosch LSU 4.9 0 258 017 025 (17025) Wideband O2 Sensor, Particulates, carbon (e.g. Register now for free!) Then if you are do you just wire the o2 sensors in parallel or do these EFI kits have inputs for more than one sensor. Thanks again for writing! Well an update on the Sniper install. My Lightnings have a bung welded through the water and into the dry exhaust area at the collector. 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. Aug 17, 2013. Sniper EFI - Holley Any exhaust down at engine level or lower will definitely get at LEAST some steam. I think installing a wide band O2 sensor in the manifold(s) is a great idea. 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. 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. Now the lower cost Holley Sniper advertised for March 31 2016. Thanks guys. Adam. Tech Resources. I had an o2 sensor fail on a pass yesterday, and flatline at 11.5afr. I'll let you know how it works out. Was in marine engineering for years. Capability Range: Moderate So I bought the progressive linkage but you then have . Stock manifolds? Is this a good upgrade? It works fine. Dec 28, 2016. (Image/Wayne Scraba) The throttle body is a bolt-on replacement for a carburetor. I have a 74 bronco, 302, mild cam. Could show a lean condition when in fact it really isn't. Are you holding your RPMs back with the MSD for some reason? Hopefully this one lasts longer than the original. Service Oxygen Sensor for Sniper EFI Systems, Service Oxygen Sensor for Terminator X Systems. 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. Are you running the latest software? Oxygen Sensor is sold separately.Adaptor should be installed in a flat area of riser at least 6 before water blends with exhaust. My spare "Bosch O2 Sensor" came from eBay & was half the price of anywhere else I found. Other than the constraints provided in the article above I see no reason why this wouldn't be a great upgrade. He is a wizard, might be able to give you some pointers, will ask you what version of the software you are on, whether you're running the progressive adjustable linkage, etc. Boats don't cruise at 60mph up and down hills. I will be starting mine up this month, I hope it goes well, good luck to you. suspect bad o2 sensor with Holley efi | Yellow Bullet Forums When problem-solving this type of issue, consider when and how you could use a work-around. I received my replacement TPS and O2 sensor. Will I be able to control my ignition timing with the Sniper? Bolt-on carburetor style EFI for your classic car or truck. Holley sniper issues - 1969-70 Technical Forum - 69stang.com and O2 Hotel Taipei Main Station - KAYAK (probably with the edelbrock marine 2506 intake). Price Point: $$, Robust, feature-rich multi-port EFI systems offer easy plug-and-play late-model V8 engine swaps. I just discovered that was the case with my Fitech. Welding in an O2 Sensor Bung for a Holley Sniper EFI System This requires a considerable additional investment but as long as you're doing things you're not going to do them half-way, right? After discussing it in this thread and talking with Holley's tech support, I decided . I had an o2 sensor fail on a pass yesterday, and flatline at 11.5afr. I will keep the replacements as spares. The Tech Tips and discussions are also great! Sponsored Links (REGISTERED USERS DO NOT SEE THIS POST/AD! Tips on how to measure the correct location and other considerations when welding in an O2 sensor bung. . Maybe my manifolds leaked the inside between the snail and the log?? Has been since the 80's. Holley EFI 554-155 Holley EFI Oxygen Sensor Oops, after that it cranked right up.Idle was set to 950rpm so after the vid was cut off I lowered it to 820rpm and it was purring like a kitten.EFI for dummies. You will need an O2 sensor to measure fuel needs, but it could be tuned manually like in the old days. For a better experience, please enable JavaScript in your browser before proceeding. The Sniper EFI throttle-body drops in place of your . quick fuel. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. I have also picked up another .5 gallons per hr to about 9.25 gph. It may not display this or other websites correctly. Holley 554-100 NTK Wideband Oxygen Sensor. For a better experience, please enable JavaScript in your browser before proceeding. I have not yet got it figured out. I have twin 502 factory fuel injected Mercs and want to go to adaptive EFI. Note that this is a different sensor than Holley uses for their Dominator/HP/Terminator/Avenger series. Bolt on 4150 Flange Carburetor Replacement. I do agree if he can get it tuned prior to fouling he can lock that tune and run in open loop. 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. Staff Writer. When buying the Holley Sniper EFI kit, you've got two basic options. Sadly, no. Not always the case with a boat. The Fora platform includes forum software by XenForo. 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. New 100 owner, long time cruiserhead - https://forum.ih8mud.com/threads/new-100-owner-long-time-cruiserhead.1300238/. This completes the basic installation of the Holley Sniper EFI 4150 Super Sniper 1250/650 kit. If you're not running one (or if you are and the water has killed it) then it is not surprising that you are running rich. The spark must be manually tuned. If you are using our Services via a browser you can restrict, block or remove cookies through your web browser settings. I have a 74 bronco, 302, mild cam. Seems to LEARN much faster than the Fitech did. Description. A third option would be to run your EFI system without an O2 sensor at all. This fixed the high throttle position sensor reading (TPS) of above 1% that likely caused my idle issues. Holley EFI requires several pressure inputs in order to run an engine. The engine floods and it is embarrassing when leaving a lock. To my knowledge, there is no aftermarket EFI fuel system suited to fuel the Sniper EFI system that exists on the market. I installed a holley sniper kit. Categories. If you call, they usually let you put in your name and they get back to you. All sensors are tested to ensure they accurately report critical engine data to the . To simplify . It looks like another season has come and passed by without the answer you wanted on this.I am impressed that you made the leap into marine fuel injection but you have experienced the same problem that everyone else who has tried this has faced. I want to register an account for free right now! $5 Off Your $100 Mobile App Purchase . -- I particularly like the Daytona Sensors Approach to the Ignition Curve.- Are you pursuing Coast Guard Certification for the Sniper_EFi? You'll also notice that the firing order is 1-6-5-4-3-2. That would be for individuals that run the OEM exhaust manifold, as well as individuals that run headers. Right now I'm just using the AEM Wideband sensor to monitor Air/Fuel ratio but hope to use it in an EFI system soon. In the case of the car, you can generally get out and walk (run?) EFI System Pro had everything I needed for my EFI upgrade. See Details. . Yes, this is going to be an added expense, however, it will help guarantee your success. So there is at least some probability of success. Initially I was looking for the upgrade to a 4V holley 4175 carb, but this option has peaked my interest. . Posted By : / actual instructions in flowcharting are represented in /; Under :nose exercise before and afternose exercise before and after Holley Sniper O2 sensor replacement. Holley sent him a new one for free. EFI System Pro also has a good bit of tech info on their website. Homemade body parts replace the originals as they rot away but it's a 40 on the inside. As I have since added above, the Sniper simply isn't going to be the system to use to tackle this problem. AFR was 19 area. 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. Has anyone run an O2 sensor in an EFI on a marine engine? Holley Sniper O2 sensor replacement - Club Cobra http://forums.holley.com/showthread.ension-Harness, http://forums.holley.com/showthread.4388#post54388, If this is your first visit, be sure to Introducing Sniper EFI Master Kits, with a Returnless Retrofit Fuel Module. I had questions on the suggested "Marine O2 Sensor Adapter" from Howell EFI (https://howellefi.com/product/adaptor-o2-sensor-for-marine-use/), but when I look to the pictures, I understand how it will work. Held finger over IAC and it ran better, the thing was just wide open all the time and had nothing to suck. On EFI systems such as Holley's Sniper, all of the EFI sensors (except for the O2 and coolant temperature sender) are mounted snuggly in the throttle body. 29. The adapter plate installs in between the exhaust manifold and the riser/elbow allowing for the water jackets to still be in place and an o2 sensor to be installed in the still dry exhaust gasses. Hi all, i'm contemplating doing a sniper quadrajet swap onto my volvo penta 5.7 GL 2bbl holley motor in my 1997 cobalt 200 with the DP-S outdrive. 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. . It flows 850 cfm and can support up to 650 horsepower. Register now for free! - Do you know of a Carburetor Builder who has addressed the Coast Guard certification issues with the Sniper EFI? Then if that doesn't work call the tech line they are great! Followed all the instructions to the letter. You need to intimately know the system you are using, its capabilities and limitations, install it correctly and have it tuned with someone with experience specific to marine applications. As far as packaging goes, one comes in a Bosch box, the other in a Holley package. Each engine has the Holley marine 2 barrel carburetor. If you are not running the latest software stop guessing and go download it. The Sniper EFI could very well be one of the easiest to set-up fuel injections systems ever. 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. They are the only ones got me a holley usb to can cable fast. It is possible for the ECU to have an internal failure that can kill O2 sensors. The truck started fine after install, and ran down the road ok. After some time, the truck will not start after it comes to operating temperature. O2 sensors are water proof. A forum community dedicated to performance boat owners and enthusiasts. EFI EFI kit electronic fuel injection. Search for O2 Hotel Taipei Main Station discounts in Taipei City with KAYAK. Thanks. Waiting for spring to put back together. If you have long tube headers, mount the sensor approximately 6-10" after the collector. I'm looking for some more practical and scenario-specific advice; that's one small piece of it. Great Article. I want to register an account for free right now! Looking for some advice pertaining to Holley Sniper and Tire Size upgrades. Brand: Holley EFI Emission Code: 4 . Can anyone share their experiences with this type of setup? To take advantage of all the site features, please take a moment to register. Those "flames" are still consuming O2 that would otherwise not be read by a sensor in the correct location. I installed it without O2 sensor, adjust on the fly. Oxygen sensor: It's perfectly OK to share narrow band oxygen sensors with the stock ECU. The latest is the new Holley Sniper EFI touted as a true bolt-on self-learning carb replacement. Replacement Sniper and Terminator X O2 Sensor, This part is legal for sale or use on Racing Use Only Vehicles. For complete information about the cookies we use, data we collect and how we process them, please check our, actual instructions in flowcharting are represented in, Why Is Dave Blankenship Not On Oak Island Season 8, rhode island groundwater classification map. Affinity Drug Test Codes, Crown Spa Hotel Scarborough Restaurant Menu, Articles R

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