In addition to an increase in harmful emissions, continuing to drive with a faulty cat can result in a loss of power, especially during initial acceleration. In fact, if you are on this page it is probably because you've heard how we take customer service to a new extreme. Use your Summit Racing SpeedCard today, and get 10% back - Get Details! ( 1 ), Estimated USA Ship Date: Capability Range: Advanced The sale of used cats is against the law due to the strict regulations surrounding emission control systems. Price Point: $, Advanced throttle body injection systems capable of transmission control and more. Anti-Seize pre-applied to sensor threads. All Rights Reserved. Service Oxygen Sensor for Sniper EFI Systems, Service Oxygen Sensor for Terminator X Systems. Video. Ordered Complete Roadster Kit - 12-24-09. 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. HP ECU's. I hope that the next F/2F header is more O2 sensor friendly. This page was generated at 10:29 AM. But it had a $75 core so had to give them my old bbd that was very worn out. Holley 554-155 Holley 554-155 Sniper . file and apply best practices in fuel, timing, and target AFR? Please note that Checkout Prices will be in US Dollars. Mike. Oxygen Sensor Problem - Holley Performance Products Forums We recommend these similar substitute parts: 1 out of 5 stars Hi Guys. We double checked all wiring, no exhaust leaks, etc. Plug-And-Play Compatible with Holley Sniper EFI System, Only for applications that use a Bosch LSU 4.9 0 258 017 025 (17025) Wideband O2 Sensor, Particulates, carbon (e.g. 09-27-2020, 06:20 PM fastd CC Member Join Date: Sep 2008 Location: Austin, TX Cobra Make, Engine: ERA FIA, 351W Posts: 765 Not Ranked Holley Sniper O2 sensor replacement Holley part number 554-155. Price Point: $$, EFI Systems based on Add To . Jul 3, 2023 When you purchase through links on our site, we may earn an affiliate commission, which supports our community. What's to lose? Oxygen Sensor O2 Bung 2.25" Clamp-On Style, Oxygen Sensor O2 Bung 2.5" Clamp-On Style, Oxygen Sensor O2 Bung 3.0" Clamp-On Style, Holley Oxygen Sensor O2 Bung Weld-In Style. Theoretically, yes - a bad catalytic converter can be driven indefinitely. BagusJeep lives in Bali with far too many 4x4s: 7.) Copyright 2023 by AUTOSALES, INCORPORATED OK - well, that makes sense. EFI System Pro Tech Support & Tuning Service, - Up to Two Datalogs Read (Including Configuration File), - Custom tune to specific engine requirements. Replacement Sniper and Terminator X O2 Sensor, This part is legal for sale or use on Racing Use Only Vehicles. The 2100 working to a point. Make sure to put anti seize on the threads. I have a Sniper EFI unit here that we installed for a customer and it has come back for WBO2 sensor issues. Holley Sniper Install On Early C3 Small Block My Way It may not display this or other websites correctly. Carter BBD carb replacement, 258 4.2l 84 CJ-7 - Updates as required to achieve customer goal. If your racing team could benefit from the dedicated services of a tuner please contact us regarding availability. Anyone have a good place to find a genuine Bosch O2 replacement sensor without paying $110? Copyright 2023 Meineke Car Care Centers, LLC. Oxygen Sensor Holley 554-155 for sale online Does anyone know where to get a cheaper version of the Holley NGK 02 sensor? Seems the 55 yrs since the carb was born, has had a little wear, and draws vacuum on the throttle shaft. using a laptop. Stay Updated with Emails from Summit Racing. A catalytic converter replacement can be anywhere from $300 to $3,000, depending on the type of vehicle, as this affects both labor and the price of parts. dropping a sensor on the ground), Extreme exhaust temperatures (Greater than 930 degC/1700 degF), Unheated sensor in exhaust stream. Use your Summit Racing SpeedCard, and get 10% back! For instance, if you have a clogged catalytic converter, then your vehicles engine will have to work harder, which means it will be harder to shift the transmission. -10% Buy in monthly payments with Affirm on orders over $50. Hey, we will never get too busy to offer a recommendation or word of advice for that EFI system owner who finds themselves perplexed by some issue. But what if you didn't know about EFI System Pro when you bought your EFI system? 554-100 Replacement Holley EFI, NTK Wide Band Oxygen Sensor The most common sign is the sulfur smell, or the smell of rotten eggs. This is the amazing level of support we offer for two years at no additional charge to all owners of EFI Systems purchased from EFI System Pro. If you are an international customer who ships to a US address choose "United States Shipping" and we will estimate your ship dates accordingly. It starts up and then stalls out within 20 seconds. Monday 6/5/2023 Holley 554-155 Sniper EFI Wideband Oxygen Sensor - JEGS 02 sensors are very heat sensitive, and can detect an exhaust pulsation in a single Header tube, that's why we always wanted to position the sensor into at least 2 opposite firing tubes we running Headers. Fails way too early. Restore | Make | Philosophize | Eat | Drink | Be Happy | Let's Go Brandon! 100% identical. Holley Sniper EFI Oxygen Sensors 554-155 Oxygen Sensor, Replacement, Sniper EFI, Terminator X, 3-wire, Thread-in, Each . Note, that is not a crack in the exhaust manifold, just a shadow from a casting flaw. I have a feeling there is an issue inside the unit. Replacement Bosch Wideband Oxygen sensor for Sniper EFI and Terminator X systems. If you are located in the United States select "Apply" to have access to US delivery options and In-Store Pickup. ( 16 ) Part Number: HLY-554-101. Holley NGK 02 sensor | Yellow Bullet Forums AFR "HEATING" or "UNPLUGGED", stalls out. - Holley Performance Products I saw the crossover reference from a previous post. Jun 30, 2023 07-08-2018, 05:52 AM Hi, I'm wondering how I go about resetting my Sniper. Used a coupon got it for $170. #1 Oxygen Sensor? Here's the pic of the location with my header. Never miss a sale on new parts, tools, and more! Extension Harness, Weld-In Bung, Use with 7766 Wide Band Module, Kit, Estimated USA Ship Date: Jun 20, 2023, Oxygen Sensors, Replacement, Wideband, LSU 4.9, Each, Estimated USA Ship Date: Capability Range: Advanced Maybe this one has a shorter cable? Sponsored Links (REGISTERED USERS DO NOT SEE THIS POST/AD! Check out these levels of support. . 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. Bolt-on carburetor style EFI for your classic car or truck. 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. 1985 fj60 (sold back to Toyota), 1997 fzj80, 1971 fj40 with 75 2F. Oxygen Sensor and Coolant Sensor Install - Holley Sniper on a Rotary PT Fuel Injection Pressure $13295 FREE delivery Thursday, May 25. This only left finding lines with the fitting. Estimated Ship Date: Today. It works great where its at. Holley 554-155 Part Number: 510-554-155. Enhance Your Riding Experience with the PackTalk Edge Wireless Communication System from Cardo and Simpson, Holley LT Swap Engine Oil Pan - Swap Your Gen V LT Engine With Style And Function. We and our partners also use these technologies to personalize content and perform site analytics. #1 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. Maybe you are not a computer By Joshua C on August 10, 2021 | Verified Owner, Worked right out of the box. The converter uses precious metals such as palladium or platinum, so in terms of costs, there isnt a very big difference between repairing and replacing. This is the seventh unit I've installed and know there have been some bad sensors right off the bat with these. Copyright 2022 Holley Performance Products, Inc. All right reserved. https://forums.holley.com/showthread0195#post90195, If this is your first visit, be sure to I've had a mountain of problems with cold start tuning, and I'm starting to wonder if I may be best to start from scratch. Have you been on hold for hours with your vendor's tech support only to get a lame response? Also, with Headers you loose 600 to 700 degrees between Head and bottom collector, you don't want to read that loss. I removed the driver side and purchased a weld-in bung for the O2 sensor. 10 Results Found For "holley sniper o2 sensor" - Summit Racing I mean clearing all the Learn Tables, resetting enrichment & AFR info the whole lot. Holley Oxygen Sensors (REGISTERED USERS DO NOT SEE THIS POST/AD! When doing so the Connector from the EFI side fell apart in my hands. Select Location Free Shipping Add To Cart Beat A Price Guarantee Wish List Compare Summit Racing Equipment SpeedCard Featured Products Holley EFI NTK Wideband Oxygen Sensor $318.95 $355.00 Part# 554-100 Add To Cart Holley EFI LSU4 Bosch Wideband $194.95 Part# 554-101 Add To Cart Holley EFI It is possible for the ECU to have an internal failure that can kill O2 sensors. Your vehicle may already have an O2 sensor bung welded into the exhaust. Jul 3, 2023 A forum community dedicated to all jeep owners and enthusiasts. Non stepper version. Time zones vary by assigned tuner. Stay up to date with the latest releases, events, promotions and more. 554-100 Shipping: Calculated at Checkout $318.95 Quantity: Add to Wish List Select all Add selected to cart Description Replacement Holley EFI NTK Wide band Oxygen sensor. Sign in to your Meineke Rewards account. If I am reading your post correctly you are using two separate o2 sensors when using headers ? Give us a shot. 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. After reloading the Wizards, I stuck another sensor in and it ran OK for maybe a minute, then back to full rich exhaust and 35:1 AFR. Picked up the 1st Mk 4 Roadster, 3-5-10, Still not finished . Oxygen Sensor? Fails way too early. - Holley Performance Products Forums p.s. PDF Holley Sniper EFI FUEL INJECTION INSTALLATION MANUAL