Mine is right where Steamers is, and works well with my AFI TBI. p.s. Without Headers Steamers location (above) is perfect, up close to the engine where you . 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. Yeah, it may sound hokey to some, but is just one option to solve the issue where you are and with what you have. #3. (REGISTERED USERS DO NOT SEE THIS POST/AD! The problem occurs when an excessive amount of oxygen makes its way from the intake port directly into the exhaust at idle and low engine speeds because of overlap. Introducing Sniper EFI Master Kits, with a Returnless Retrofit Fuel Module. 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, I don't have enough experience with marine applications to know exactly what it will take to solve this. Then if that doesn't work call the tech line they are great! Price Point: $, Advanced throttle body injection systems capable of transmission control and more. . Fuel prices at the marina are usually about a dollar a gallon more than at the local Racetrac/Wawa/wherever, and even more if you wisely opt for ethanol-free fuel. I'm guessing by snail, that's another name for the riser? 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. Followed all the instructions to the letter. Much of the system is encased right inside the throttle bodyand that includes the ECU. For gourmands, night markets not only offer scrumptious small . As far as warranty goes, Holley products are covered by a 90-day warranty against defect in material or workmanship. The new Exhaust manifolds will have wideband O2 bungs for tuning. I installed a holley sniper kit. I have also picked up another .5 gallons per hr to about 9.25 gph. I am considering the Daytona Sensors Ignition module. Increasing efficiency is always a good idea. *Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages. Search for O2 Hotel Taipei Main Station discounts in Taipei City with KAYAK. Yellow Init In First shown for an instant when the system is powered on. No matter what I do, it will not start. 10 min read Video. He knows his stuff, gets back quickly to you, etc. They have mods that help. I hope that the next F/2F header is more O2 sensor friendly. 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. Staff Writer. In the case of the car, you can generally get out and walk (run?) watch the values in the software for the o2.. once is is done "Heating" and starts to show AFR, wrap the rag round it. Adam. Installed the sniper/MSD combo on my mildly built 460 KEM. To close this one out, below is a photo of where I installed the O2 bung. 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? All times are GMT-6. 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. I have searched thru the forum as much as I can, with not much luck. By Joshua C on August 10, 2021 | Verified Owner, Worked right out of the box. 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. away. Fine tuned the timing to 12-15 degrees. Your talking flames at that point, and it will definitely have an effect on the reading. Sniper throttle body linkage opens all four barrels evenly when you depress the throttle. 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. Part# 50-5009QFT. Advertising . I have not gone back in to try to fine tune them. For a better experience, please enable JavaScript in your browser before proceeding. 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. The O2 sensor burned out immediately. The bottom line is that trying to run EFI on a marine engine is not something you can do as an afterthought. Is this a viable upgrade for my boat? When problem-solving this type of issue, consider when and how you could use a work-around. But you still risk a little water running back at low Rs. THen you have to determine if you want 02 readings from one cylinder, or in the case you just mentioned mostly one cylinder, average of 4 cylinders on one bank or the other, or average of all 8 cylinders. Have you visually verified that all your injectors are spraying? It appears that its a tuning issue. The Sniper EFI throttle-body drops in place of your . Are you holding your RPMs back with the MSD for some reason? Next, the new unit was installed onto the manifold. A replacement clamp on would be an easy change out. To my knowledge, there is no aftermarket EFI fuel system suited to fuel the Sniper EFI system that exists on the market. 2023 Holley Performance Products, Inc. All Rights Reserved. From there, the idea is that it will self-tune to the requirements of the engine. Holley 554-100 NTK Wideband Oxygen Sensor. Bolt-on carburetor style EFI for your classic car or truck. The basic kit comes with the TBI unit, touchscreen controller, water temperature sensor, a wideband oxygen sensor, and all the necessary wiring. 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. It's hallmark is its simplicity--but in this case it is also it's shortcoming. Sorry for the late reply. Wideband Oxygen Sensor Extension Cable. On a side note: Im getting 4200 rpms at 5000 elevation with stock heads. Wideband vs Narrowband sensors - A narrowband O2 sensor is only calibrated to . If I am reading your post correctly you are using two separate o2 sensors when using headers ? Holley Sniper - Oxygen Sensor Location Thread starter GA Architect; . Add to Cart . Boats don't cruise at 60mph up and down hills. John 1:5, 1969 FJ40 2F with Holley Sniper EFI, Power Disk Brakes Front & Rear, Downey, Your post has peaked my curiosity. I am a competent mechanic and I have checked all the usual suspect items. Holley has a pump almost identical in size to the OEM pump and it's not difficult to change. Register now for free!) 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. Find a lower price anywhere and we'll beat it by 5%! And who can blame them? I had an o2 sensor fail on a pass yesterday, and flatline at 11.5afr. I want to register an account for free right now! I have also installed a sniper system on a 350 Mercruiser and was wondering if you have done any tuning on yours yet? The first option is to just buy the injector body and the controller with the wiring harness and sensors. Follow USCG rules about materials and fittings. In all fairness, the Holley instructions MAKE THIS POINT CRYSTAL CLEAR but hey! For a better experience, please enable JavaScript in your browser before proceeding. Replacement Bosch Wideband Oxygen sensor for Sniper EFI and Terminator X systems. Stock manifolds? Yes, this is an old thread, but it's an old unit. Replaced and gapped to .45 all spark plugs. I have a 74 bronco, 302, mild cam. The plan is to 'learn' a fuel\Timing curve with a closed loop. Can anyone share their experiences with this type of setup? Thanks for the feedback on this adapter, Donald. (Assuming it actually releases in November and there are enough units for me to purchase and receive one in December). Prime cannot be adjusted on this old unit. Let me know how I can be of assistance. Some parts are not legal for use in California or other states with similar regulations. I'm using the NTK sensor. . O2 Sensor Mounting: The O2 needs to be mounted 6-8" after the merge in the header collector. EFI System Pro had everything I needed for my EFI upgrade. In Stock. . Full product line and accessories at excellent pricing. Miami, FL. $102.95. Apr 13, 2017. with the extension. The adapter will be fastened in both metal parts so that no water will reach the O2 sensor. 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. So far so good. Anyone have a good place to find a genuine Bosch O2 replacement sensor without paying $110? Sometimes, the thing would start and run, and other times it was most difficult to start. Sniper EFI 4bbl Marine. 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. It may not display this or other websites correctly. Tech Resources. I have searched thru the forum as much as I can, with not much luck. $108.95. The truck started fine after install, and ran down the road ok. I installed a holley sniper kit. It turns out that this is a common problem with the Sniper EFI install on vehicles with a manual transmission. 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. Only show this user. All of the wiring exits below the rear fuel injector cover, for a completely stealth installation. Option 1 is to purchase and install one of the Holley EFI Dual-Sync Distributors on your engine. The original Holley Sniper instructions are available on the Holley website if you have misplaced them. The right side o2 was obviously reporting a fat 10.3 afr as a result, but the car still went 139mph, LOL. 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 know from some of the other posts, there have been WBO2 sensor issues. Capability Range: Advanced Everyone raving about customer service is telling the truth! Everything about the fuel prime shot can be adjusted. (Image/Wayne Scraba) The throttle body is a bolt-on replacement for a carburetor. https://www.efisystempro.com/efi-pro-hangout/sniper-installation-tips-holley-tom-kise, https://www.efisystempro.com/efi-prng-engine-startup-sniper-terminator-x-stealth. I have a 74 bronco, 302, mild cam. No prime, but a second later it's ready to crank 'normally'. Maybe this one has a shorter cable? 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. CUSTOM ART FOR CUSTOM NEEDS. I installed it without O2 sensor, adjust on the fly. 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. My Lightnings have a bung welded through the water and into the dry exhaust area at the collector. The very basic fuel and spark tables are the limiting aspect, Holley does offer advanced software for more precise tuning. The engines are rated at 170 hp each. 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 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. WARNING: It is against the law to install this part on an Emissions Controlled Vehicle, By Corey A on June 4, 2021 | Verified Owner. I was mocking it up at the time. This product works with Holley EFI wideband oxygen sensors, part numbers 554-100 and 554-101. Make sure to put anti seize on the threads. :-), I started using OMC and Volvo Penta pumps for my conversion. Has anyone run an O2 sensor in an EFI on a marine engine? If you have a manual tranny starting off without squealing the tires can be tricky because all four barrels open up at the same time. 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.
Preschool Teacher Performance Appraisal Sample Comments,
Nursing Interventions For Cellulitis,
Dog Won 't Use Leg After Acl Surgery,
Articles R