Q1. My bet based on longer pump run, to make pressure, you have a leaking injector. The Sniper will do that. Search for the cheapest hotel deal for O2 Hotel Taipei Main Station in Taipei City. It may not display this or other websites correctly. EFI is the wave of the future. I want to register an account for free right now! The first thing to consider here (if you are in the USA) is US Coast Guard (USCG) Safety Approval. Holley EFI 534-199 Wideband Oxygen Sensor Extension Cable Holley Sniper EFI - Page 3 - Offshoreonly.com Only show this user. Boats don't cruise at 60mph up and down hills. I installed it without O2 sensor, adjust on the fly. I thought about adding some sort of extra protection but never did. Ideally I'd want the power plant running as efficiently as possible, but I'd sure like the benefit of EFI over carb. Taipei has dozens of world-class restaurants where gourmets can sample the most authentic Chinese cuisines. 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. Posted By : / actual instructions in flowcharting are represented in /; Under :nose exercise before and afternose exercise before and after Holley Sniper EFI Returnless Master Kit - Black Ceramic If you are using our Services via a browser you can restrict, block or remove cookies through your web browser settings. Incense-veiled temples with exquisite carvings and paintings dating back to dynastic times blend seamlessly in streets of the modern city. It appears that its a tuning issue. Holley Sniper EFI Self-Tuning Kit - Black Ceramic Finish. I would send an Email to Chris at EFIsystempro. 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. Oxygen Sensor is sold separately.Adaptor should be installed in a flat area of riser at least 6 before water blends with exhaust. For the most part, the small harness is plug-and-play. I had an injector fail after a month of running and called the tech line who helped me figure that out. This doesn't apply to race boats. Brand: Holley EFI Emission Code: 4 . . The problem is with the Holley computer when you turn on the keyit squirts a prime for a split second. 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, Capability Range: Advanced Price Point: $, Advanced throttle body injection systems capable of transmission control and more. Wiring the Holley Sniper EFI system is equally easy. I have a 74 bronco, 302, mild cam. 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. 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 have not yet got it figured out. 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. I had an o2 sensor fail on a pass yesterday, and flatline at 11.5afr. 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. Car runs perfect . I myself will convert my 2 302's (Volvo Penta 5.0 l AQ231A) from carbs to EFI; I must find out everything before I start work on the engines, then I am satisfied to start. We can hear the initial fuel spray into the body, but it appears that its not enough to start the engine while hot. Price Point: $$$. 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! It could be an instant fix. (REGISTERED USERS DO NOT SEE THIS POST/AD! Adam. Brand: Holley EFI Emission Code: 5: Material: . Advertising . Part# 550-511. Holley Sniper - Oxygen Sensor Location | IH8MUD Forum And the relay and fuse were mounted along the firewall. The Ford 2300 engine uses a Holley carburetor, but it is in fact a licensed copy of a 32/36 Weber. A forum community dedicated to performance boat owners and enthusiasts. They are the only ones got me a holley usb to can cable fast. It should be pretty straight forward what each of these values do. If this could be disabled it would be much better. Who knows. John 1:5, 1969 FJ40 2F with Holley Sniper EFI, Power Disk Brakes Front & Rear, Downey, Your post has peaked my curiosity. Is this a viable upgrade for my boat? Anyone have a good place to find a genuine Bosch O2 replacement sensor without paying $110? Wideband Realities: The Truth About Oxygen Sensors - EngineLabs It turns out that this is a common problem with the Sniper EFI install on vehicles with a manual transmission. PDF Holley Sniper Installation Supplement Initially I was looking for the upgrade to a 4V holley 4175 carb, but this option has peaked my interest. I have twin 502 factory fuel injected Mercs and want to go to adaptive EFI. holley efi. We use cookies to enhance your experience while using our website. When buying the Holley Sniper EFI kit, you've got two basic options. Thanks for the feedback on this adapter, Donald. On a side note: Im getting 4200 rpms at 5000 elevation with stock heads. You'll also notice that the firing order is 1-6-5-4-3-2. 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. Perfectly Taipei - 25 Must-See City Highlights | Taipei Travel 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. "Old Yeller" gets Holley EFI Sniper O2 Sensor Installedhttps://www.holley.com/products/fuel_systems/fuel_injection/sniper_efi/sniper_efi_stealth_4150/sniper_. As I have since added above, the Sniper simply isn't going to be the system to use to tackle this problem. Seems to have more low end tq and is much smoother power through out the rpm range. I recently installed the sniper setup on my stock 71 duster 340 4 speed. 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. Terminator X O2 sensor Off the shelf replacement? I'm having new headers with an O2 sensor bung installed in my car ('79 Vette) soon, to prepare for a Holley Sniper EFI TBI install this winter. Register now for free! 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). YES! That is defacto step one in trouble shooting fuel injection systems. Everyone else was backordered several months. Using the throttle body's fuel pressure regulator will require a 5/16" fuel return line to the tank. Tune the delay relay timing to just miss the prime shot.For cold starts, a simple push-button or switch "choke" override to power the relay during prime would provide it. He also explains how to properly install them. Holley EFI requires several pressure inputs in order to run an engine. For gourmands, night markets not only offer scrumptious small . So I bought the progressive linkage but you then have . The Tech Tips and discussions are also great! so far so good love the smooth power and easy starts. 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. In the end I ended up using a Fuel Control cell made by Pleasure Craft Marine for their 351W engines. $102.95. Thinking about this I think this will work very fine! Holley sniper efi error 21 - bqfoki.lesthetiquecusago.it Installed a Lokar throttle linkage bracket custom made for the Sniper, removing the old one that had been on my Holley 750. Prime cannot be adjusted on this old unit. 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! *Possible delays due to Covid-19 click for more information. But you've found the right one for your Holley Sniper EFI System OR your Terminator X EFI System. Categories. Sniper EFI Releases new Stealth 4150 Models! Q2. I have tried several different settings to get it going, no luck. Description. How To Properly Place and Install an O2 Sensor - Holley This product works with Holley EFI wideband oxygen sensors, part numbers 554-100 and 554-101. So please, If you have problems registering or can't log into your account, please. Product Q&A . Holley EFI Sniper O2 Sensor Install - YouTube blue doberman puppies. Will I be able to control my ignition timing with the Sniper? Precisely Adam. 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. He had one there that was run on a dyno then the fuel map was set and shipped back. This Video Shows Ideal O2 Sensor Placement! And it is timing that is equally critical to best performance and fuel economy. Holley 554-100 NTK Wideband Oxygen Sensor. I am happy with Holleys no hassle replacement of the parts. Followed all the instructions to the letter. Sent unit back to Holley. 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. O2 Hotel Taipei Main Station - KAYAK Other than the constraints provided in the article above I see no reason why this wouldn't be a great upgrade. CUSTOM ART FOR CUSTOM NEEDS. Without Headers Steamers location (above) is perfect, up close to the engine where you . An update from Al:After installing them I used the auto tune program on the Holly HP V4 software and they are working great. We may earn a small commission from affiliate links and paid advertisements. Holley has a pump almost identical in size to the OEM pump and it's not difficult to change. Is the O2 sensor on the dyno must have a very long pipe extending past where it is positioned or backwash from the room air will violate the readings as well as any header leaks. Be sure to disable autotune and remove the O2 sensor before it dies. 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. Come join the discussion about offshore racing, performance, modifications, builds, classifieds, troubleshooting, maintenance, and more! Phil is right. Holley's self learning system is a blessing and a curse. CTS (Coolant Temperature Sensor) - Reads engine temperature. This requires a considerable additional investment but as long as you're doing things you're not going to do them half-way, right? While those work great on an automobile, you likely won't begin to get these marine installations setup with a handheld. Well an update on the Sniper install. Howell indicates that this adapter was designed for the Chevy type Mercruiser manifold but that it should work on any similar marine wet manifold. We Test It: Holley's New Sniper EFI - MotorTrend 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. But this also makes me wonder what you did for the O2 sensor. 2023 HOLLEY PERFORMANCE PRODUCTS, INC. ALL RIGHTS RESERVED. Shop Oxygen Sensors at Summit Racing. 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. Holley efi behavior with bad o2 sensor, safety feature 02/25/2020. This completes the basic installation of the Holley Sniper EFI 4150 Super Sniper 1250/650 kit. 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. They are about 4 inches long, in-line between the log and manifold. Plug into the coolant temperature sensor. Great Article. Assuming that your current ignition works well with the marine carburetors it will continue to work well with the Sniper EFI System.
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