May God's grace bless you in the Lord Jesus Christ. Great Article. It needs the tip pointed down at least 10 degrees from horizontal and at least 15 degrees from vertical I prefer about a 45 degree angle from horizontal. Come join the discussion about offshore racing, performance, modifications, builds, classifieds, troubleshooting, maintenance, and more! New 100 owner, long time cruiserhead - https://forum.ih8mud.com/threads/new-100-owner-long-time-cruiserhead.1300238/. Dec 28, 2016. But it is going to be a little tricky. PRO's: Wideband O2 sensor harness is longer, allowing easier connection and routing. Running? Yes! 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. Has anyone run an O2 sensor in an EFI on a marine engine? Oxygen (O2) Sensor - Is an electronic device that measures the proportion of oxygen (O2) in the exhaust gas. If you have any exhaust leaks between the combustion chamber and 18-24" after the sensor you are going to have problems. In this video Holley's own Tom Kise explains oxygen sensors and where to place an 02 sensor bung in your exhaust. Racing Use Only Vehicles are vehicles that are used exclusively for competition that are not registered and that may never be used on the street. So there is at least some probability of success. Are you holding your RPMs back with the MSD for some reason? 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. 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. Also the progressive link. 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. Capability Range: Moderate I recommend popping for the Master . Ive got a set of bassett headers for a BBC, ill see if they can fit under the transom. The engine floods and it is embarrassing when leaving a lock. All times are GMT-6. I am a competent mechanic and I have checked all the usual suspect items. Use a return fuel line. Plug into the coolant temperature sensor. 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. Initially I was looking for the upgrade to a 4V holley 4175 carb, but this option has peaked my interest. Emissions. Price Point: $, Advanced throttle body injection systems capable of transmission control and more. Sniper EFI Releases new Stealth 4150 Models! My first install was on a stock manifold and I installed it in about the same spot Steamer (above) did, except 180 degrees the other way, facing towards the front of the vehicle. Marc, you don't mention which system you installed but the Holley systems are fully configurable. 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. My hand is holding the connector to the sensor. 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. #1. It's hallmark is its simplicity--but in this case it is also it's shortcoming. Pay close attention to the instructions on O2 sensor placement. For a better experience, please enable JavaScript in your browser before proceeding. If you find that please let us know. All sensors are tested to ensure they accurately report critical engine data to the . 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. Search for O2 Hotel Taipei Main Station discounts in Taipei City with KAYAK. Holley EFI Oxygen Sensor. The truck started fine after install, and ran down the road ok. I took my time soldered every wire connection and routed all the wires carefully to avoid any emt issues. 92 YJ 4.0, AX-15 5spd, np231, dana 30 front, dana 35 rear. About your only location is in that short area from the log to the port face. Ideally I'd want the power plant running as efficiently as possible, but I'd sure like the benefit of EFI over carb. Top 10 Holley Sniper EFI Tech Tips Holley Technical Training Manager Tom Kise's top ten "suggestions" for Holley Sniper EFI System installation issues. OT pipes may be out of the question, but with the water dumps put in at the transom, ala Gil or Rewarder OT pipes, you could get dry readings with bungs a little above where they bolt onto the logs, I would think. Otherwise I have to check for a place in my gasoline tank to put the lines in. Thanks for the compliment--we look forward to your feedback! Systems that were already designed for marine efi. Initial Calibration in Basic Configuration. Sensors: Fitting: Threaded O2 . Price Point: $$, Robust, feature-rich multi-port EFI systems offer easy plug-and-play late-model V8 engine swaps. He had one there that was run on a dyno then the fuel map was set and shipped back. "Old Yeller" gets Holley EFI Sniper O2 Sensor Installedhttps://www.holley.com/products/fuel_systems/fuel_injection/sniper_efi/sniper_efi_stealth_4150/sniper_. Fuel economy went from 12.5 to 13.5 gph to 10 gph. No worse than taking the reading in the intake manifold cross over. I don't have enough experience with marine applications to know exactly what it will take to solve this. It's a compact HP pump and cooler assembly. Having selecting USCG-approved components, and sourced your O2 sensor adapter, there is but one more challenge--tuning. . QFI-500 Oxygen Sensor. Any exhaust down at engine level or lower will definitely get at LEAST some steam. Phil is right. Just a rumor. Runs like a champ now. 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). Bolt-on carburetor style EFI for your classic car or truck. Innovate Motorsports HBX-1 Bung Extender. You shouldn't feel too bad about that lack of knowledge, because many boat owners either don't realize that the moisture present in their wet exhaust manifold will kill the wideband O2 sensor required by an EFI system. 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. I also capped off the regulated return line with a hose, clamps, and chamfering bit. One comes in the form of a Marine O2 Sensor Adapter from the folks at Howell EFI. The new Exhaust manifolds will have wideband O2 bungs for tuning. Brass adaptor designed to install heated oxygen sensor in water-cooled marine exhaust risers. I've been building a TBI system from GM parts to use on a 1987 Wellcraft with the Mercruiser 4 cylinder engine. http://forums.holley.com/showthread.ension-Harness, http://forums.holley.com/showthread.4388#post54388, If this is your first visit, be sure to
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. Each engine has the Holley marine 2 barrel carburetor. Oxygen sensor: It's perfectly OK to share narrow band oxygen sensors with the stock ECU. blue doberman puppies. Supports up to 650hp with Four 100 Lb/Hr Injectors! Fortunately, it turns out there are some options. Sensors that are installed in an exhaust must be connected to a properly functioning controller during engine operation Additionally, if an Sniper or Terminator X EFI System has repeated O2 sensor failures and none of the above-listed suggestions seem likely then contact Holley and arrange to have the unit tested. 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. Throttle body mounted ECU - no extra boxes to mount. The throttle body has a built in fuel pressure regulator set at 58.5 psi. It will flood itself out and won't start back, just crank and crank. 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. What exhausts are the best? Q3. Everyone else was backordered several months. Welcome to Club Cobra! Then they had it repaired and back to me in 5 business days. I think installing a wide band O2 sensor in the manifold(s) is a great idea. Idle and off-idle performance (particularly as the engine goes into gear.) Did you use the Holley fuel pump and have you had any issues with it? $102.95. 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! Are you running the entire system? This fixed the high throttle position sensor reading (TPS) of above 1% that likely caused my idle issues. functioning controller during engine operation. 3. The adapter does require the removal of the manifold and some machining but it allows the O2 sensor to be placed into the exhaust flow but protects it from the water exiting the block. 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. Holley EFI Usb/Can Harness, Sniper Tbi. When either of these operating temperature ranges is exceeded, the sensor can no longer be . Add to Cart . I had an o2 sensor fail on a pass yesterday, and flatline at 11.5afr. Is Holley working on a complete marine package or planning to in the future? All of the wiring exits below the rear fuel injector cover, for a completely stealth installation. Capability Range: Moderate Do you recommend in-tank or external fuel pump? So much it could be. Sniper EFI 4500 Marine. The very basic fuel and spark tables are the limiting aspect, Holley does offer advanced software for more precise tuning. Bosch 17025 Oxygen Sensor #1 Best Seller . Note, that is not a crack in the exhaust manifold, just a shadow from a casting flaw. 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. Advanced throttle body injection systems capable of transmission control and more. A 90-degree V-6 has three shared crankpins set 120 degrees apart. It does not work with the Sniper EFI oxygen sensor. Next, the new unit was installed onto the manifold. There can be leftover debris from manufacturing that have been washed down and are now clogging one. He had one there that was run on a dyno then the fuel map was set and shipped back. 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. Warranty Information. so far so good love the smooth power and easy starts. *Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages. I will change and be using an in-tank pump when I install the new 120 gallon tank this winter. The spark must be manually tuned. I've seen O2 sensors in water jacketed headers that have worked fine for years. Also, with Headers you loose 600 to 700 degrees between Head and bottom collector, you don't want to read that loss. The ones in the Bosch box come without warranty. If you let it cool down again, does it start up fine? 10 min read. Vega$69. Late to the party but here's where mine are installed. I've got the Howell EFI adapter installed in the riser of some standard Inboard Manifolds and it works great. quick fuel. Wideband Oxygen Sensor Extension Cable. View Holley Sniper EFI Self-Tuning Kit - Shiny Finish. Good luck to all. Stock manifolds? I installed a Holley sniper system on my car and I've been fighting it for 2 weeks now. *Possible delays due to Covid-19 click for more information. A third option would be to run your EFI system without an O2 sensor at all. Copyright 2017 Cyberspace Automotive Performance, Inc. All Rights Reserved. Sort. 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 works great where its at. Description. On my system, I machined in the O2 sensor right between the snail and the manifold of a BBC. 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. I have also installed a sniper system on a 350 Mercruiser and was wondering if you have done any tuning on yours yet? In Stock. Any word on this? I'm about to embark on the same type of project. $108.95. 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 hos. The test run was great, they have never run so well even when they were new with carbs. For this you need a system that can be fully programmed to the extent of the Holley ECU's capability. Free ground shipping regardless of order size! Some parts are not legal for use in California or other states with similar regulations. I had an injector fail after a month of running and called the tech line who helped me figure that out. In the case of the car, you can generally get out and walk (run?) When it did keep running, the headers all started to smoke. Part# 534-199. I have twin 502 factory fuel injected Mercs and want to go to adaptive EFI. Enter The 2023 LS Fest West Trip Sweepstakes Today And Join Us In Las Vegas! Part# 554-155. holley efi. Sadly, no. Only show this user. Register now for free!) Sniper EFI 2300 Marine. I was thinking aluminum heads would run it up closer to 5,000 rpm. Previously, none of Holley's throttle body injection (TBI) systems, such as the Terminator EFI were USCG approved (even though the HP and Dominaor ECU's themselves are.) But you have to get it tuned. . EFI EFI kit electronic fuel injection. I have a 74 bronco, 302, mild cam. Is this a viable upgrade for my boat? Sniper throttle body linkage opens all four barrels evenly when you depress the throttle. excessively rich mixtures), Mechanical shock (e.g. I have installed the Holley hp efi MPFI on my twin inboard mercruiser 350ci 270 hp. The basic kit comes with the TBI unit, touchscreen controller, water temperature sensor, a wideband oxygen sensor, and all the necessary wiring. $119.95. The latest is the new Holley Sniper EFI touted as a true bolt-on self-learning carb replacement. If you are using our Services via a browser you can restrict, block or remove cookies through your web browser settings. If you call, they usually let you put in your name and they get back to you. I installed one also on mercruiser 260 hp. 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. I really dont want any issues on the whitewater lol I have searched thru the forum as much as I can, with not much luck. I would send an Email to Chris at EFIsystempro. *Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages. Price Point: $, Advanced throttle body injection systems capable of transmission control and more. Similarly, no multi-point fuel injection (MPFI) systems existed that were USCG approved. 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. As far as a sensor goes, absolutely nothing. According to AEM Electronics, a leading manufacturer of aftermarket Wideband O2 sensor kits, the following may damage or destroy oxygen sensors: Additionally, if an Sniper or Terminator X EFI System has repeated O2 sensor failures and none of the above-listed suggestions seem likely then contact Holley and arrange to have the unit tested. My spare "Bosch O2 Sensor" came from eBay & was half the price of anywhere else I found. 2023 HOLLEY PERFORMANCE PRODUCTS, INC. ALL RIGHTS RESERVED. . 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. They have mods that help. Holley recommends a 3/8" fuel supply line. I installed the adapter and elbow so it's at an angle above the entry point. I've installed several of these adaptive EFI's on cars with great success. What Is Pinion Offset, And How Does That Affect You? From there, our highly trained factory refurbish technicians flow the original fuel injectors. It does this every time..when you start a warmed up engine, its too rich and starts poorly without throttle. I hope that the next F/2F header is more O2 sensor friendly. The oxygen sensor should be mounted at a point where it can read a good average of all the cylinders on one bank. 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). Be sure to disable autotune and remove the O2 sensor before it dies. Holley Sniper Installation Supplement Please note, a Holley Sniper instruction manual, as well as some small parts that come with the . O2 Sensor Mounting: The O2 needs to be mounted 6-8" after the merge in the header collector. Tips on how to measure the correct location and other considerations when welding in an O2 sensor bung. This is the 02 sensor adapter I used. I only have a stick welder and didn't trust myself on the thin pipe so I brazed it in. Capability Range: Advanced The engines are rated at 170 hp each. We can hear the initial fuel spray into the body, but it appears that its not enough to start the engine while hot. They are about 4 inches long, in-line between the log and manifold. I have a 74 bronco, 302, mild cam. This doesn't apply to race boats. Thinking about this I think this will work very fine! I received my replacement TPS and O2 sensor. 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. Holley Sniper EFI Oxygen Sensors 554-155 Everyone raving about customer service is telling the truth! Sniper EFI Installation Guide. YES! Without Headers Steamers location (above) is perfect, up close to the engine where you . . Posted By : / actual instructions in flowcharting are represented in /; Under :nose exercise before and afternose exercise before and after $132.95. So far so good. Then having an experienced tech from a local dyno speed shop ride in the boat as you run the power up and down, making notes. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Sniper EFI 4bbl Marine. Aftermarket headers are pretty much the only safe way to run an O2 sensor. 100% identical. Visit their website for more details. 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. I had the pink ecu signal wire connected to a bullet connector on the passenger side . I want to remove the old fuel injected Mercruiser factory EFI on both engines because they have begun to be troublesome. Restore or update your Holley Sniper EFI System with this WBO2 Sensor 17025 Bosch 554-155 Holley. watch the values in the software for the o2.. once is is done "Heating" and starts to show AFR, wrap the rag round it. Copyright 2017 Cyberspace Automotive Performance, Inc. All Rights Reserved. Sniper EFI 2300 Marine. I'm guessing by snail, that's another name for the riser? I have a local customer with a pair of big blocks in his offshore boat that is eager to get started on this. I recently installed the sniper setup on my stock 71 duster 340 4 speed. To take advantage of all the site features, please take a moment to register. 2014 FJ Cruiser - White - 4X4 - Loaded - . I tried holley tech support, no answer and put on hold for hours. 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. 74 FJ40 confined to the swamp. Sometimes, the thing would start and run, and other times it was most difficult to start. 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. Holley EFI requires several pressure inputs in order to run an engine. You can selectively provide your consent below to allow such third party embeds. May 19, 2021. 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. The right side o2 was obviously reporting a fat 10.3 afr as a result, but the car still went 139mph, LOL. Have engine apart and head checked and cleaned at machine shop. The very front would be the safest place. Newer ECMs have all the options to configure these functions. - The sales brochure refers to Integrated Ignition Timing Control and Coil Driver. 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. My boat is still in winter storage. Holley Oxygen Sensor O2 Bung Weld-In Style; Larger Image. Ref: https://www.holley.com/products/fuel_systems/fuel_injection/sniper_efi/I heard of the new Sniper EFI from some chatter on OffshoreOnly.com. We use cookies to enhance your experience while using our website. These often don't work with stock ECUs, so your best bet is to weld in a second bung for the wideband sensor. My bet based on longer pump run, to make pressure, you have a leaking injector. Are you running the latest software? 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. 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. 29. holley efi. It does not look like anything particularly superior in concept. I'll let you know how it works out. Let him re-jet the carb (a wee bit on the fat side for safety) and reset the timing and try again. Thanks for the feedback on this adapter, Donald. Spray a rag down pretty good with brake cleaner. Phil said water would still get up over the snail and knock out the sensor. Here is one on start up tuning. GA - As close to the lake as I can afford A powerful, MICRO BlueTooth in dash audio solution! JavaScript is disabled. You will need an O2 sensor to measure fuel needs, but it could be tuned manually like in the old days. Im almost at your exact same setup on a Redline 460/Berkeley pump but waiting to pull the trigger on the Sniper until I can pinpoint exactly where I can install the o2 sensor without the wet exhaust damaging it. If the indicator reads "LOW Err" double check the connection to the CTS. That would be for individuals that run the OEM exhaust manifold, as well as individuals that run headers. George Place the Sniper EFI throttle body on top of the new flange gasket on the manifold. The reason I say this is that nowhere in this discussion is the fact that none of these systems are are handling the timing on the fly. There was a 1.5 point difference in afr between banks. Thanks. *Possible delays due to Covid-19 click for more information. Seems to LEARN much faster than the Fitech did. AFR was 19 area. Purely coincidence about the '2300' number. This completes the basic installation of the Holley Sniper EFI 4150 Super Sniper 1250/650 kit. The plan is to 'learn' a fuel\Timing curve with a closed loop. Full product line and accessories at excellent pricing. Holley has a pump almost identical in size to the OEM pump and it's not difficult to change. I have searched thru the forum as much as I can, with not much luck. Those "flames" are still consuming O2 that would otherwise not be read by a sensor in the correct location. No one cares about your buddies old antiquated garden hose technology. Boats don't cruise at 60mph up and down hills. The spark must be manually tuned. Incense-veiled temples with exquisite carvings and paintings dating back to dynastic times blend seamlessly in streets of the modern city. Sniper EFI 4bbl Marine. I do agree if he can get it tuned prior to fouling he can lock that tune and run in open loop. The first thing to consider here (if you are in the USA) is US Coast Guard (USCG) Safety Approval. MAP Sensors. However, there's a good chance you will want to add a wideband O2 sensor at some point, in order to give the MegaSquirt more tuning information. Will I be able to run both systems off of one fuel pump? One of the most common causes of poor idle is improper O2 sensor placement or trying to run closed loop at idle . 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. Holley EFI. . . Top 10 Holley Sniper EFI Tech Tips Holley Technical Training Manager Tom Kise's top ten "suggestions" for Holley Sniper EFI System installation issues. Howell indicates that this adapter was designed for the Chevy type Mercruiser manifold but that it should work on any similar marine wet manifold. 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. This Video Shows Ideal O2 Sensor Placement! I'm using the NTK sensor. 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. Features: . Free ground shipping regardless of order size! I will keep the in-line pump for a spare. The first option is to just buy the injector body and the controller with the wiring harness and sensors. Pricing was reasonable, shipping was prompt and Chris helped me with a wiring question during my install. 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.
Harvey Funeral Home Dawson Ga Obituaries,
Susan Li Political Party,
Home Remedies For Deep Wrinkles Between Eyebrows,
Why Isn T 365 Days From Victorious On Apple Music,
Articles R