This Video Shows Ideal O2 Sensor Placement! 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? Bosch 17025 Oxygen Sensor #1 Best Seller . Advanced throttle body injection systems capable of transmission control and more. 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. 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). Ideally I'd want the power plant running as efficiently as possible, but I'd sure like the benefit of EFI over carb. Douglas Cline. The wide band O2 sensor is required for initial running and calibration. JavaScript is disabled. I am a competent mechanic and I have checked all the usual suspect items. Brand: Holley EFI Emission Code: 5: Material: . Anyone ever converted a 1987 3.7L 4cyl Mercruiser engine to EFI. The O2 sensor burned out immediately. If this is a first time effort, find a tuner in your area with marine experience. (Image/Wayne Scraba) The throttle body is a bolt-on replacement for a carburetor. 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. Because the fuel maps are built on a speed-density (ie, engine RPM versus manifold air pressure) fueling strategy. I have tried several different settings to get it going, no luck. 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. This completes the basic installation of the Holley Sniper EFI 4150 Super Sniper 1250/650 kit. If you are using our Services via a browser you can restrict, block or remove cookies through your web browser settings. In order to do this, it heavily relies on proper O2 sensor placement. Sponsored Links (REGISTERED USERS DO NOT SEE THIS POST/AD! As far as a sensor goes, absolutely nothing. Also the progressive link. Follow USCG rules about materials and fittings. Categories. But you've found the right one for your Holley Sniper EFI System OR your Terminator X EFI System. Register now for free! Get fast, Free Standard Shipping on orders over Summit Racing Equipment from $99 -- no shipping, handling, or rural fees! 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. When problem-solving this type of issue, consider when and how you could use a work-around. Product Q&A . Restore or update your Holley Sniper EFI System with this WBO2 Sensor 17025 Bosch 554-155 Holley. My question is concerning what happens a year later, when I have a top-end swap . Brass adaptor designed to install heated oxygen sensor in water-cooled marine exhaust risers. It is the ratio between the mass of air and the mass of fuel in the air-fuel mix at any given moment. Perfectly Taipei - 25 Must-See City Highlights | Taipei Travel functioning controller during engine operation. suspect bad o2 sensor with Holley efi | Yellow Bullet Forums I'm guessing by snail, that's another name for the riser? Sort. Bolt-on carburetor style EFI for your classic car or truck. The World's largest i'm not aware of a universal aftermarket EFI fuel pump kit that is USCG approved. For now I have a genuine bosch O2 and Standard Automotive TPS installed. Fuel economy went from 12.5 to 13.5 gph to 10 gph. pull the sensor out of the exhaust. Sniper EFI 4bbl Marine. RPM going up and down , miss firing and backfiring. To my knowledge, there is no aftermarket EFI fuel system suited to fuel the Sniper EFI system that exists on the market. Does an yone have a pic of the O2 sensor in their exhaust? Part # 554-155. Thinking about this I think this will work very fine! As I have since added above, the Sniper simply isn't going to be the system to use to tackle this problem. I will keep the in-line pump for a spare. Welcome to ClassicBroncos! replaced my original terminator x sensor that was mounted in an exhaust that took on some water and killed the original sensor. So there is at least some probability of success. EFI System Pro also has a good bit of tech info on their website. Price Point: $$$. AFR was 19 area. Holley sniper help!!!! | ClassicBroncos.com Forum I have about 30 hrs on the unit and it just keeps getting smoother with every hr of run time. 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! Found out that it was due to rfi/emi. And it is timing that is equally critical to best performance and fuel economy. For a better experience, please enable JavaScript in your browser before proceeding. I have twin 502 factory fuel injected Mercs and want to go to adaptive EFI. I thought about adding some sort of extra protection but never did. 92 YJ 4.0, AX-15 5spd, np231, dana 30 front, dana 35 rear. Sadly, no. Some parts are not legal for use in California or other states with similar regulations. The wiring was a bit of a mess. Running? Wideband Oxygen Sensor Extension Cable. Troubleshooting Holley Sniper that hesitates on acceleration Capability Range: Moderate so simple check first, whats the fuel pressure? 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. Part# 550-511. I would send an Email to Chris at EFIsystempro. I have a 74 bronco, 302, mild cam. PRO's: Wideband O2 sensor harness is longer, allowing easier connection and routing. Specs. Maybe going all the way to the front is the way to go? O2 sensor failure on a Holley Sniper EFI - YouTube Each engine has the Holley marine 2 barrel carburetor. Super helpful and knowledgeable. I do agree if he can get it tuned prior to fouling he can lock that tune and run in open loop. Bolt-on carburetor style EFI for your classic car or truck. non biased Shelby Cobra related site! New 100 owner, long time cruiserhead - https://forum.ih8mud.com/threads/new-100-owner-long-time-cruiserhead.1300238/. The boat underway acts very much like a water brake dyno I strongly believe that a well broken in engine in good condition can stand a much more critical tune w/o issues and deliver almost the same fuel economy as the proposed EFI conversion. May 1, 2018 They want you to angle it to keep it from fouling. 2. 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. 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.). KAYAK searches hundreds of travel sites to help you find and book the hotel deal at O2 Hotel Taipei Main Station that suits you best. Looking for some advice pertaining to Holley Sniper and Tire Size upgrades. . A replacement clamp on would be an easy change out. 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. Yellow Cold! 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 wouldn't say "never", but the last time I asked that specific question I was told it wasn't anywhere on the horizon. 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. I recognize that it would be an absolutely tremendous investment, but based on the overwhelming response we get to this post I am pretty confident that the market is there. 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. $5 Off Your $100 Mobile App Purchase . From there, our highly trained factory refurbish technicians flow the original fuel injectors. They are about 4 inches long, in-line between the log and manifold. It turns out that this is a common problem with the Sniper EFI install on vehicles with a manual transmission. It does not look like anything particularly superior in concept. I have also installed a sniper system on a 350 Mercruiser and was wondering if you have done any tuning on yours yet? I'll let you know how it works out. The bottom line is that trying to run EFI on a marine engine is not something you can do as an afterthought. I installed a holley sniper kit. running holley sniper without o2 sensor - dowdcreative.com $119.95. Tips on how to measure the correct location and other considerations when welding in an O2 sensor bung. WBO2 Sensor 17025 Bosch 554-155 Holley - EFISystemPro.com Amazon.com: Holley EFI Wbo2 Sensor, Sniper Tbi : Automotive 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. Did you use the Holley fuel pump and have you had any issues with it? Wiring the Holley Sniper EFI system is equally easy. Option 1 is to purchase and install one of the Holley EFI Dual-Sync Distributors on your engine. My boat is still in winter storage. away. I have installed the Holley hp efi MPFI on my twin inboard mercruiser 350ci 270 hp. Homemade body parts replace the originals as they rot away but it's a 40 on the inside. In this case, the prime shot is good for cold, but too much for warm. the motor has the following mods, Aluminum heads, Performer intake, Sniper and MSD ignition module. Precisely Adam. 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. It will not fit on round or oval risers without a suitable flat area. Why? Add To Cart. Jan 20, 2019. Other? My hand is holding the connector to the sensor. Holley recommends a 3/8" fuel supply line. Fortunately, it turns out there are some options. Search for the cheapest hotel deal for O2 Hotel Taipei Main Station in Taipei City. Visit their website for more details. My Lightnings have a bung welded through the water and into the dry exhaust area at the collector. This is the 02 sensor adapter I used. Holley EFI Oxygen Sensor. The oxygen sensor should be mounted at a point where it can read a good average of all the cylinders on one bank. Holley EFI Usb/Can Harness, Sniper Tbi. Capability Range: Professional dropping a sensor on the ground), Extreme exhaust temperatures (Greater than 930 degC/1700 degF), Unheated sensor in exhaust stream. Good luck! It's fast, simple and absolutely free. 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. Greatest struggle is the shift interrupt. Great Article. After a few tries by jumping the starter solenoid I then realized the ignition key was in the off position. Pricing was reasonable, shipping was prompt and Chris helped me with a wiring question during my install. It has about 18 hrs to date and is working great. EFI EFI kit electronic fuel injection. 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. 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. Top 10 Holley Sniper EFI Tech Tips Holley Technical Training Manager Tom Kise's top ten "suggestions" for Holley Sniper EFI System installation issues. 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 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. 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. Description. 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. 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. On my system, I machined in the O2 sensor right between the snail and the manifold of a BBC. Some of the landlubbers who are reading this may not realize that many inboard engines utilize what is called a wet exhaust, pushing the water from the engine block into the exhaust and then back into the lake/river/sea on which they float. There was a 1.5 point difference in afr between banks. EFI System Pro had everything I needed for my EFI upgrade. Sent unit back to Holley. It flows 850 cfm and can support up to 650 horsepower. Wideband vs Narrowband sensors - A narrowband O2 sensor is only calibrated to . Without Headers Steamers location (above) is perfect, up close to the engine where you . Look at the bottom.. Oxygen (O2) Sensor - Is an electronic device that measures the proportion of oxygen (O2) in the exhaust gas. They are the only ones got me a holley usb to can cable fast. Part # HM206. I had a blue wire coming out of the firewall that met this need, but it was already hooked-up to the + side of the coil and the Duraspark box. Pink switched power wire, this needs to be connected to a point that is 12V in run and while cranking. The other thing I want to overcome is the fuel return line; my harbor master says that I can connect my fuel return line to my CAV (lucas) gasoline filter, it has 4 connection, now only 2 are used. Holley EFI 534-49 Holley Oxygen Sensor O2 Bung Weld-In Style Bolt-on carburetor style EFI for your classic car or truck. http://forums.holley.com/showthread.ension-Harness, http://forums.holley.com/showthread.4388#post54388, If this is your first visit, be sure to All I can say is it made a completely different motor out of the 460, 39 degrees out and starts within 2 revolutions power is super smooth throughout the rpm range (idle to 4100rpms 212 Hamilton with 4.0 turbo impeller) has about 6 hrs of learn time. I would back-burner the ignition control questions until you get the fuel injection working. - Do you know of a Carburetor Builder who has addressed the Coast Guard certification issues with the Sniper EFI? Sniper EFI 4500 Marine. Holley Sniper Installation Supplement Please note, a Holley Sniper instruction manual, as well as some small parts that come with the . Posted By : / actual instructions in flowcharting are represented in /; Under :nose exercise before and afternose exercise before and after Its the Holley Pro Jection TBI mentioned by the above poster. Is this a viable upgrade for my boat? . Followed all the instructions to the letter. Holley EFI Sniper O2 Sensor Install - YouTube Price Point: $, Advanced throttle body injection systems capable of transmission control and more. Air-Fuel Ratio (AFR) - The most common reference term used for mixtures in internal combustion engines. Whether you're engine swapping your classic car or need to manage 4000 horsepower in your twin-turbocharged drag radial race car, Holley EFI has the solutions you need to get your project up and running better than ever! Pay close attention to the instructions on O2 sensor placement. So please, If you have problems registering or can't log into your account, please. The throttle body has a built in fuel pressure regulator set at 58.5 psi. (Assuming it actually releases in November and there are enough units for me to purchase and receive one in December). Aug 17, 2013. so far so good love the smooth power and easy starts. The O2 sensor burned out immediately. The very basic fuel and spark tables are the limiting aspect, Holley does offer advanced software for more precise tuning. QFI-500 Oxygen Sensor. Sniper EFI Installation Guide. Is Holley working on a complete marine package or planning to in the future? Emissions. 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)? Fine tuned the timing to 12-15 degrees. Note that this is a different sensor than Holley uses for their Dominator/HP/Terminator/Avenger series. Good luck to all. Top 10 Sniper EFI Installation Tips from Holley's Tom Kise Or maybe I could just use a piece of spare/junk exhaust tubing, and bolt it to the manifolds and add a weldless O2 bung to it. It doesn't even mean that you can't do it. You will need an O2 sensor to measure fuel needs, but it could be tuned manually like in the old days. Tech Resources. (REGISTERED USERS DO NOT SEE THIS POST/AD! 10 min read. You are using an out of date browser. 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. For gourmands, night markets not only offer scrumptious small . Categories. CTS (Coolant Temperature Sensor) - Reads engine temperature. so mine has been pretty good but 1 out 20 starts you can hear the fuel pump run longer then normal..when it does that it will light off then diebut if i put my foot to the floor it will start..still working on that 1..timing i am running 12 cranking.20 idle.40 cruze.35 wotstill playing with all of this..Mine is also a sniper stealth. Having the same problem with my sniper as well, intermittent hot (and cold) start issues. 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. In this video Holley's own Tom Kise explains oxygen sensors and where to place an 02 sensor bung in your exhaust. It is possible for the ECU to have an internal failure that can kill O2 sensors. Other countries likely have simmilar approval processes for marine engines. All times are GMT-6. The original Holley Sniper instructions are available on the Holley website if you have misplaced them. Holley Sniper EFI Oxygen Sensors 554-155 Q2. But you still risk a little water running back at low Rs. Terminator X O2 sensor Off the shelf replacement? Holley Sniper - Oxygen Sensor Location Thread starter GA Architect; . . I am just now ready to do the tuning this weekend.
Knotts Funeral Home Obituary, Everstart 400w Power Inverter Fuse, Stepney Cemetery Shooting August 2019, Disadvantages Of Visual Literacy, Articles R