534-199. : For registered members this ad will NOT show. That would be for individuals that run the OEM exhaust manifold, as well as individuals that run headers. Doesn't look like it will have an O2 sensor. $102.95. Sadly, no. (If I am incorrect I heartily invite your comment at the bottom of this article!) PS, Once someone has a good 270/350 tune, everyone can use it. 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. Distributor and ignition box? Put an end to cold start issues, hesitations, vapor . 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. Found out that it was due to rfi/emi. Bolt on 4150 Flange Carburetor Replacement. #HM206 - ADAPTOR, O2 SENSOR for Marine use - Howell EFI Conversion 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. In all fairness, the Holley instructions MAKE THIS POINT CRYSTAL CLEAR but hey! 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. Conditions when closed loop o2 should be turned off. My spare "Bosch O2 Sensor" came from eBay & was half the price of anywhere else I found. 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. 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. Does an yone have a pic of the O2 sensor in their exhaust? you don't want to read that loss. He had one there that was run on a dyno then the fuel map was set and shipped back. No matter what I do, it will not start. Since the Sniper install, I encountered my second O2 sensor failure so I thought I would try the "Innovate Bung Extender" recommended by a few folks here. Late to the party but here's where mine are installed. Add to Cart . . A forum community dedicated to performance boat owners and enthusiasts. Install the throttle linkage to the Sniper EFI throttle body. It does not look like anything particularly superior in concept. Free ground shipping regardless of order size! If this is a first time effort, find a tuner in your area with marine experience. Holley EFI Sniper O2 Sensor Install - YouTube (Image/Wayne Scraba) The throttle body is a bolt-on replacement for a carburetor. The fuel module is self contained with water jacket cooling and contains the low and high pressure pumps. 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. But MAP sensors are very easy to physically implement and are inexpensive. Get fast, Free Standard Shipping on orders over Summit Racing Equipment from $99 -- no shipping, handling, or rural fees! :-), I started using OMC and Volvo Penta pumps for my conversion. View Holley Sniper EFI Self-Tuning Kit - Shiny Finish. 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 sniper efi error 21 - bqfoki.lesthetiquecusago.it 10 min read Video. My question is concerning what happens a year later, when I have a top-end swap . 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. I will let you know what happens. 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. I'll let you know how it works out. I want to register an account for free right now! Went with around .525 lift, 270 duration on a 114 LSA and the car was sucking vacuum like a new hoover. The original Holley Sniper instructions are available on the Holley website if you have misplaced them. . 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. I only have a stick welder and didn't trust myself on the thin pipe so I brazed it in. Q2. They have been working out well for a few years now. Emissions. If you are using our Services via a browser you can restrict, block or remove cookies through your web browser settings. 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. Troubleshooting Holley Sniper that hesitates on acceleration Then they had it repaired and back to me in 5 business days. I have twin 502 factory fuel injected Mercs and want to go to adaptive EFI. As far as spark control, the Sniper will let you tune those 4 points, nothing else will. Marine O2 Sensor Adapter Plate - Affordable Fuel Injection 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. Boats don't cruise at 60mph up and down hills. In Stock. The wide band O2 sensor is required for initial running and calibration. Holley sniper help!!!! | ClassicBroncos.com Forum Thanks. $43 per night (Latest starting price for this hotel). QFI-500 Oxygen Sensor. There was a 1.5 point difference in afr between banks. My hand is holding the connector to the sensor. That would be for individuals that run the OEM exhaust manifold, as well as individuals that run headers. 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. Add to Cart . If you have long tube headers, mount the sensor approximately 6-10" after the collector. Capability Range: Advanced 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. WARNING: It is against the law to install this part on an Emissions Controlled Vehicle, By Corey A on June 4, 2021 | Verified Owner. . Note that this is a different sensor than Holley uses for their Dominator/HP/Terminator/Avenger series. Maybe this one has a shorter cable? i'm not aware of a universal aftermarket EFI fuel pump kit that is USCG approved. . 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. 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. Replacement Sniper and Terminator X O2 Sensor. By Joshua C on August 10, 2021 | Verified Owner, Worked right out of the box. 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. Otherwise I have to check for a place in my gasoline tank to put the lines in. 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. Brand: Holley EFI Emission Code: 5: Material: . To those who have installed the Sniper EFI units, please post up some photos of where you tapped the exhaust line to install the Oxygen Sensor's weld bung. Will I be able to control my ignition timing with the Sniper? Not sure how well the sensor likes being that close to the port. The fuel pump question is the tough one. The spark must be manually tuned. 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. I put mine after the collector only because I have a new exhaust and muffler going in and Ill use a weld in bung and placement will be different. You really want a bigger engine. If you call, they usually let you put in your name and they get back to you. CTS (Coolant Temperature Sensor) - Reads engine temperature. I will change and be using an in-tank pump when I install the new 120 gallon tank this winter. O2 Sensor in a boat exhaust | Performance Boats Forum Taking a look at the holley manual I am thinking about drilling and tapping the front exhaust port on the log for the O2 sensor. Ordered another dominator Bosch from Holley and it matches perfect. This step is only for those installing their Super Sniper EFI on top of a draw-through or Roots-style blower. Having selecting USCG-approved components, and sourced your O2 sensor adapter, there is but one more challenge--tuning. Holley Sniper EFI Wideband Oxygen Sensor. well I have installed the Sniper on my 460 KEM (Ford) marine motor. 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. It works great where its at. 2 Reviews. In the end I ended up using a Fuel Control cell made by Pleasure Craft Marine for their 351W engines. But you have to get it tuned. This page was generated at 08:35 AM. I'm looking for some more practical and scenario-specific advice; that's one small piece of it. 100% identical. John 1:5, 1969 FJ40 2F with Holley Sniper EFI, Power Disk Brakes Front & Rear, Downey, Your post has peaked my curiosity. Oxygen Sensor, Replacement, Sniper EFI, Terminator X, 3-wire, Thread-in, Each See More Specifications | Check the Fit. You are using an out of date browser. Capability Range: Moderate Capability Range: Advanced Essentially, when I push the clutch in and ease on the brakes to coast up to a stop light, the AFR goes lean (18:1 or so) and the engine stalls. running holley sniper without o2 sensor - dowdcreative.com 92 YJ 4.0, AX-15 5spd, np231, dana 30 front, dana 35 rear. Why? That is defacto step one in trouble shooting fuel injection systems. Marc, you don't mention which system you installed but the Holley systems are fully configurable. Holley part number 554-155. Part Number: 510-554-155. I hope that the next F/2F header is more O2 sensor friendly. They are the only ones got me a holley usb to can cable fast. Then if that doesn't work call the tech line they are great! 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. Holley EFI 534-49 Holley Oxygen Sensor O2 Bung Weld-In Style I bought a new holley sniper , dual sync dist., coil, and holley in tank fuel pump, When engine got hot it would go crazy. 29. 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. Wideband Realities: The Truth About Oxygen Sensors - EngineLabs The light shines in the darkness, and the darkness has not overcome it. Copyright 2022 Holley Performance Products, Inc. All right reserved. 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. He also explains how to properly install them. He had one there that was run on a dyno then the fuel map was set and shipped back. Holley Sniper EFI - Page 3 - Offshoreonly.com A 90-degree V-6 has three shared crankpins set 120 degrees apart. 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. There are five significant plug connections to make from the throttle body: Plug into the oxygen sensor. Sort. 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. I have a local customer with a pair of big blocks in his offshore boat that is eager to get started on this. After a few tries by jumping the starter solenoid I then realized the ignition key was in the off position. This requires removing the plug with a breaker bar, and using a 1/2 NPT to 3/8 NPT adapter to mount the Sniper sensor. I think I could run more boost but it's a real hand full right now. Without Headers Steamers location (above) is perfect, up close to the engine where you have not lost much heat. Price Point: $$, Robust, feature-rich multi-port EFI systems offer easy plug-and-play late-model V8 engine swaps. I will get a new 02 sensor before I swap back to the orange box. Is this a good upgrade? Are you holding your RPMs back with the MSD for some reason? Do you recommend in-tank or external fuel pump? 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. Do you offer a USCG fuel pump kit? The Ford 2300 engine uses a Holley carburetor, but it is in fact a licensed copy of a 32/36 Weber. Pink switched power wire, this needs to be connected to a point that is 12V in run and while cranking. Robust, feature-rich multi-port EFI systems offer easy plug-and-play late-model V8 engine swaps. Part# 554-155. holley efi. Holley EFI Oxygen Sensor. I am just now ready to do the tuning this weekend. 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. (Image/Wayne Scraba) The throttle body is a bolt-on replacement for a carburetor. In order to do this, it heavily relies on proper O2 sensor placement. Welcome to Club Cobra! Wherever you go, the cultural kaleidoscope of Taipei showcases exhilarating diversity. Powering the Sniper, There are three wires that need to be connected to power on the Sniper, Red and Black main power wires, these need to be run directly to the battery and have a solid connection. Has been since the 80's. Shop Oxygen Sensors at Summit Racing. Advertising . Note the temperature sensor mounted on the back of the driver side head in the above photo. Howell indicates that this adapter was designed for the Chevy type Mercruiser manifold but that it should work on any similar marine wet manifold. Attempted to make a parts run in my 1990 Third gen Chevy Camaro with a small block chevy 350 with flowmaster mufflers.I believed the issue in this video to b. 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?
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