O2 sensors are water proof. Air-Fuel Ratio (AFR) - The most common reference term used for mixtures in internal combustion engines. I would back-burner the ignition control questions until you get the fuel injection working. MAP Sensors. It appears that its a tuning issue. Everyone raving about customer service is telling the truth! I am happy with Holleys no hassle replacement of the parts. Holley 2300 is their nomenclature for a 2-bbl generic fitment carburetor. That's great--we look forward to your results! From there, our highly trained factory refurbish technicians flow the original fuel injectors. p.s. This requires a considerable additional investment but as long as you're doing things you're not going to do them half-way, right? The Sniper EFI throttle-body drops in place of your . Add to Cart . 10 min read Video. HP comes from torque and rpm and rpm breaks things and increases wear. Increasing efficiency is always a good idea. If this is a first time effort, find a tuner in your area with marine experience. Spray a rag down pretty good with brake cleaner. The Sniper will do that. Initial Calibration in Basic Configuration. Holley has a pump almost identical in size to the OEM pump and it's not difficult to change. Holley EFI Oxygen Sensor. The Ford 2300 engine uses a Holley carburetor, but it is in fact a licensed copy of a 32/36 Weber. It will crank and run great for 2-15 seconds then die. All of the wiring begins at the throttle body and connects outward from there. The wide band O2 sensor is required for initial running and calibration. This boat has a non-vortech motor with a 2 bbl gm intake i'll need to replace. Much of the system is encased right inside the throttle bodyand that includes the ECU. Just a rumor. CUSTOM ART FOR CUSTOM NEEDS. These types of adjustable on-delay timer relays are on sites like Amazon for less than $10 up to $15. Below are the most common sensor usages in a Holley EFI system, however pressure transducers can be applied to any form of pressure in an automotive system, from oil pressure, to exhaust back pressure, and the data gathering usages in racing can get quite creative. Car runs perfect . I'm 3" down from the bottom of the flange to center of bung. 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! 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). PS, Once someone has a good 270/350 tune, everyone can use it. In a horizontal or if pointed upwards it can collect exhaust condensation liquids upon start up. I installed a holley sniper kit. Yellow Init In First shown for an instant when the system is powered on. Systems that were already designed for marine efi. Sniper EFI Installation Guide. (Image/Wayne Scraba) The throttle body is a bolt-on replacement for a carburetor. An update from Al:After installing them I used the auto tune program on the Holly HP V4 software and they are working great. Holley EFI Usb/Can Harness, Sniper Tbi. Holley EFI. It flows 850 cfm and can support up to 650 horsepower. "Old Yeller" gets Holley EFI Sniper O2 Sensor Installedhttps://www.holley.com/products/fuel_systems/fuel_injection/sniper_efi/sniper_efi_stealth_4150/sniper_. holley efi. Look at the bottom.. My Lightnings have a bung welded through the water and into the dry exhaust area at the collector. So there is at least some probability of success. I've installed several of these adaptive EFI's on cars with great success. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. I found this in the instruction manual for the older commander 950 system. http://forums.holley.com/showthread.ension-Harness, http://forums.holley.com/showthread.4388#post54388, If this is your first visit, be sure to 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. pull the sensor out of the exhaust. Search for the cheapest hotel deal for O2 Hotel Taipei Main Station in Taipei City. You have to angle it to help the throttle cable get around the booster. Pink switched power wire, this needs to be connected to a point that is 12V in run and while cranking. 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. Hello Chris,Ontario's boating season is about to launch for another year.Do you have any good news to add to your above article, any new marine friendly TBI products?In '08,I installed a Holley 21-700 TBI with the o2 mounted in the manifold to Holly specs. The wiring was a bit of a mess. For a better experience, please enable JavaScript in your browser before proceeding. Find a lower price anywhere and we'll beat it by 5%! What is your fuel pressure at the carb during crank? 5. It's fast, simple and absolutely free. 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. I'm about to embark on the same type of project. I took my time soldered every wire connection and routed all the wires carefully to avoid any emt issues. Wiring the Holley Sniper EFI system is equally easy. Assuming that your current ignition works well with the marine carburetors it will continue to work well with the Sniper EFI System. 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. From time to time we receive phone calls from individuals who are interested in converting their carbureted boat motor to fuel injection. One comes in the form of a Marine O2 Sensor Adapter from the folks at Howell EFI. I tried holley tech support, no answer and put on hold for hours. As a follow up, I ended up using an eBay type anti fouler elbow for the O2 sensor to try and get it out of the water in the manifolds. This is the 02 sensor adapter I used. What I don't want to do is spend more money on the headers than on the fuel injection upgrade and new propeller set. I'm looking for some more practical and scenario-specific advice; that's one small piece of it. The first thing to consider here (if you are in the USA) is US Coast Guard (USCG) Safety Approval. Sniper EFI 4bbl Marine. Price Point: $$$. I have searched thru the forum as much as I can, with not much luck. Sorry for the late reply, Douglas. EFI EFI kit electronic fuel injection. replaced my original terminator x sensor that was mounted in an exhaust that took on some water and killed the original sensor. 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. This doesn't apply to race boats. Holley Sniper EFI Wideband Oxygen Sensor. No one cares about your buddies old antiquated garden hose technology. Thanks again for writing! Ordered another dominator Bosch from Holley and it matches perfect. The sniper fit perfectly on the intake. But MAP sensors are very easy to physically implement and are inexpensive. Mine is right where Steamers is, and works well with my AFI TBI. In Stock. 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. The ones in the Bosch box come without warranty. The basic kit comes with the TBI unit, touchscreen controller, water temperature sensor, a wideband oxygen sensor, and all the necessary wiring. Idle and off-idle performance (particularly as the engine goes into gear.) The bottom line is that trying to run EFI on a marine engine is not something you can do as an afterthought. I mounted it here attempting to protect it from the deep water I play in and from lots of branches I encounter. You have to one big hole in the riser, then you reach the cooling water, and one little hole in the next part of metal: now you reach the exhaust gasses. Was in marine engineering for years. 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. As far as warranty goes, Holley products are covered by a 90-day warranty against defect in material or workmanship. O2 Sensor Mounting: The O2 needs to be mounted 6-8" after the merge in the header collector. Replaced O2 sensor but continued to have AFR issues running too rich. Add to Cart . I had an o2 sensor fail on a pass yesterday, and flatline at 11.5afr. Still needs a EFI pump and return line. It works fine. This really applies to any O2 sensor regardless of EFI system. And it is timing that is equally critical to best performance and fuel economy. #1. Removed all the unused wires from harness and wrapped all the remaining wires and harness with rfi shielding tape. is donald smith still alive; julie grant court tv cheerleader I will be starting mine up this month, I hope it goes well, good luck to you. With a bad TPS you will have to manually prime to try and get it . Come join the discussion about offshore racing, performance, modifications, builds, classifieds, troubleshooting, maintenance, and more! QFI-500 Oxygen Sensor. Advanced throttle body injection systems capable of transmission control and more. Well an update on the Sniper install. Sensors that are installed in an exhaust must be connected to a properly The opposing pistons share a crankpin the way they do in a V-8, but the fact that there are only three cylinders on each bank means that the plugs fire at 90-150-90-150-90-150 intervals. Followed all the instructions to the letter. Part # HM206. If you have any exhaust leaks between the combustion chamber and 18-24" after the sensor you are going to have problems. Not always the case with a boat. Holley EFI has the solutions you need to get your project up and running better than ever! A replacement clamp on would be an easy change out. Precisely Adam. Was told by holley tech support to make adjustments to the fuel prime percent and multiplier settings, played with those with no major improvement. Also some tips on preventing O2 sensor damage What Is Pinion Offset, And How Does That Affect You? Aug 17, 2013. The light shines in the darkness, and the darkness has not overcome it. 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. Here's the pic of the location with my header. Price Point: $$$. Part # 554-155. Anyone have a good place to find a genuine Bosch O2 replacement sensor without paying $110? Top 10 Holley Sniper EFI Tech Tips Holley Technical Training Manager Tom Kise's top ten "suggestions" for Holley Sniper EFI System installation issues. Prime cannot be adjusted on this old unit. I want to remove the old fuel injected Mercruiser factory EFI on both engines because they have begun to be troublesome. Price Point: $$, Robust, feature-rich multi-port EFI systems offer easy plug-and-play late-model V8 engine swaps. Customer Rating: 4.3 out of 5 stars: 4.5 out of 5 stars: Can anyone share their experiences with this type of setup? (If I am incorrect I heartily invite your comment at the bottom of this article!) 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. . Still trying to find more info on electronic conversion, only found Pertronix replacement for points so far.. What TBI, fuel pump, sensors and ECM computer are you using? In order for it to work as designed the O2 sensor has to be installed in a dry exhaust system and needs to be placed 1-10in from the collector in the headers. The plan is to 'learn' a fuel\Timing curve with a closed loop. Then if that doesn't work call the tech line they are great! 74 FJ40 confined to the swamp. Sorry for the late reply. You will need an O2 sensor to measure fuel needs, but it could be tuned manually like in the old days. I think I could run more boost but it's a real hand full right now. *Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages. Taipei has dozens of world-class restaurants where gourmets can sample the most authentic Chinese cuisines. We also use content and scripts from third parties that may use tracking technologies. Never tried it myself or know anyone fwho has, but Little kids play hooky . big kids play. 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. I would send an Email to Chris at EFIsystempro. Everything about the fuel prime shot can be adjusted. 02/25/2020. What I installed on the motors was the Holley HP 19lb Holley Injectors the Holley 522-198 duel sync distributors with the MSD Digital 6A and the MSD Blaster 2 coils. 2023 HOLLEY PERFORMANCE PRODUCTS, INC. ALL RIGHTS RESERVED. Q1. Are you running the entire system? No, use only one 02 sensor, mounted close to exhaust manifold, or high up on a Header collector, not into a single Header pipe that merely gets a exhaust pulsation. When problem-solving this type of issue, consider when and how you could use a work-around. I only have a stick welder and didn't trust myself on the thin pipe so I brazed it in. 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. so far so good love the smooth power and easy starts. 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. #3. 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. Purely coincidence about the '2300' number. Follow USCG rules about materials and fittings. non biased Shelby Cobra related site! Anything else is going to be a frustrating recipe for for failure. blue doberman puppies. I didn't read all this, but yes, the EFI system can be run without a WBO2 sensor. (Image/Wayne Scraba) The throttle body is a bolt-on replacement for a carburetor. You will still get some water on the engine side of the snails, mainly at low Rs. Once the tune is complete, the O2 sensor can be defeated or . This free oxygen is picked up by the O 2 sensor and determined to be indicative of a lean AFR condition when, in reality, the engine could potentially be running slightly rich. The in tank pump is quieter, will normally run cooler and should last longer. Good luck to all. I installed one also on mercruiser 260 hp. You must log in or register to reply here. On a side note: Im getting 4200 rpms at 5000 elevation with stock heads. 2014 FJ Cruiser - White - 4X4 - Loaded - . Once you have those points set, the rest of the map doesn't really matter, just make it look smooth/pretty and everything will be fine. I thought about adding some sort of extra protection but never did. Holley EFI Oxygen Sensor. 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. I installed a holley sniper kit. I wouldn't say "never", but the last time I asked that specific question I was told it wasn't anywhere on the horizon. Welcome to Club Cobra! EFI EFI kit electronic fuel injection. . It may not display this or other websites correctly. In the event you decided earlier that you are going with the Sniper EFI System you will not have the requisite tuning capability by simply using the included handheld tuner. Maybe going all the way to the front is the way to go? 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. Free ground shipping regardless of order size! PRO's: Wideband O2 sensor harness is longer, allowing easier connection and routing. Other than the constraints provided in the article above I see no reason why this wouldn't be a great upgrade. We can hear the initial fuel spray into the body, but it appears that its not enough to start the engine while hot. I have searched thru the forum as much as I can, with not much luck. Copyright 2022 Holley Performance Products, Inc. All right reserved. 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. 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. 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? I have also installed a sniper system on a 350 Mercruiser and was wondering if you have done any tuning on yours yet? Sniper EFI 2300 Marine. Homemade body parts replace the originals as they rot away but it's a 40 on the inside. 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. EFI Systems based on Holley's world-class Dominator and HP ECU's. Capability Range: Advanced Stay up to date with the latest releases, events, promotions and more. Oxygen Sensor is sold separately.Adaptor should be installed in a flat area of riser at least 6 before water blends with exhaust. 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. Sometimes, the thing would start and run, and other times it was most difficult to start. Copyright 2017 Cyberspace Automotive Performance, Inc. All Rights Reserved. Make sure to put anti seize on the threads. 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. Capability Range: Moderate Could show a lean condition when in fact it really isn't.
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