Holley sniper forums
Start, but runs extremely rough. 05-26-2024, 02:44 PM. Hi All: Last year I bought a heavily modified Porsche 914 with twin turbos, running a Holley Super Sniper. It was running rough and leaking oil, so I decided to pull the engine and rebuild it (all new seals, clutch/flywheel, plugs, etc.). I'm a novice mechanic, but love to get my hands dirty.Tweet. #1. Engine Starts & Dies. 01-14-2021, 05:15 PM. I have a '79 Bronco with a 351M. I installed the Sniper EFI and the truck has been running great. Recently the Ford Duraspark ignition took a crap. I decided to install a MSD 6AL box with a Blaster 2 coil. Kept the original distributor as it's new and in good condition.Share. Tweet. #6. 02-11-2024, 04:30 PM. In your Base Timing Table you can easily tolerate and enjoy 6°-8° more timing at idle, 18° to 20° versus the 12.5° you have now. I don't know what heads you have, but generally a stock head from earlier generation V8s tend to run better with 34°ish of WOT timing.
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Please be aware that this is a community forum. Although Holley employees will take part in answering questions from time to time, your questions may or may not be answered by Holley personnel. Thus, Holley can not guarantee an answer or timing on an answer. ... "Holley" folder, "Sniper" folder, "Data Logs" folder (.dl file).I have a 1966 Dodge Charger with a 383 and I installed the Sniper coil and ignition CDI box, but not sure what I do with my old coil wire now that I installed the Sniper coil.It could be made functional for Super Sniper owners if Holley provided a firmware update to map the appropriate CAN Channel ID # to a custom input. Alternate options: If you have a Super Sniper with spare 0-5v inputs, you can install your own oil pressure sender and map to 'Custom Input #' on the Dash 1, 2, or 3 layouts on the Sniper 3.5" TSLCD.Tim C said: I would suggest spending the extra money and going with the Terminator x 4150 stealth over the sniper however. It has a few more options than the sniper, but it's computer is separate and can be mounted under the dash. The snipers computer is internal, vibrating with the engine and heat. Plus many more guys seem to have EMI and RFI ...Charlotte, NC. Posts. 393. Post Thanks / Like. At some point, you'll want to transfer that learn to base. As far as the Fuel decel wait time, holley recommends .5 to 2.0. and 300 RPM for manual transmissions. I have 1Sec and 400 RPM, but your settings may be different. If you don't have the full manual, download: https://documents.holley.com ...Sniper School - Sniper training occurs in all branches of the United States military. Learn about sniper training and find out where to receive sniper training. Advertisement Every...Start, but runs extremely rough. 05-26-2024, 02:44 PM. Hi All: Last year I bought a heavily modified Porsche 914 with twin turbos, running a Holley Super Sniper. It was running rough and leaking oil, so I decided to pull the engine and rebuild it (all new seals, clutch/flywheel, plugs, etc.). I'm a novice mechanic, but love to get my hands dirty.Holley sniper efi. alyak. Dec 25, 2023. - A. alyak. Active Member. Joined. Jul 21, 2023. Messages. 38. Reaction score. 12. Location. california. Dec 25, 2023. #1. I have a 360 I …To start viewing messages, select the forum that you want to visit from the selection below. Please be aware that this is a community forum. Although Holley employees will take part in answering questions from time to time, your questions may or may not be answered by Holley personnel. Thus, Holley can not guarantee an answer or timing on an ...If you’ve installed or considering installing a resettable lock on your home, leave a comment on our feedback forum to share your experiences. Expert Advice On Improving Your Home ...Please be aware that this is a community forum. Although Holley employees will take part in answering questions from time to time, your questions may or may not be answered by Holley personnel. ... When the Sniper data looks like it is reading correctly, the problem usually is found beyond the Sniper. It's a little hard to see from …On the Holley website, the basic kit without a fuel system is unavailable. The website says it's available at Summit Racing. For the same price as a new one at Summit Racing, Holley lists a refurbished Sniper 1. For $10 less Holley lists the Sniper 2 upgrade kit. The Holley website seems to make Sniper 1 difficult to find.Tweet. #1. New Sniper EFI Software Issue. 09-06-2022, 02:37 PM. I just downloaded the newest Sniper EFI software to help a customer who's datalogs could only be read with it. Now looking at older datalogs some information is way off like showing literally 2 billion RPM.For quick check, when the engine is fully cool (overnight), turn on the ignition and navigate to one of the monitor displays that shows CTS and MAT readings. If the CTS reads 10 or more degrees higher than the MAT, it needs to be replaced. If the engine was just not warm yet, repeat the datalog with a fully warm engine so we can see what Learn ...
Penn State Wrestling has a rich history and a dedicated fan base that spans across the globe. For fans looking to stay up-to-date with the latest news, engage in discussions, and c...May 4, 2022 · First. Prev. 1 / 3. C1 & C2 Corvettes - Holley Sniper EFI - I am nearing the end of tuning the Holley Sniper EFI system that I started to install about six months ago. The good news is that the system delivered great starts and idle quality, and great drivability and performance.47 posts · Joined 2008. #1 · Jan 7, 2019. I recently finished the full install of the sniper EFI system, sniper fuel tank w/ internal fuel pump along with the hyperspark ignition and timing. Ultimately, I ordered everything from Holley and all in I'd say my total spend was around $2000. I also put in new plugs and wires.Tweet. #3. 12-22-2023, 01:39 PM. Check the MAP sensor adapters & hose for leaks. Test the MAP sensor and its vacuum/boost hose for leaks, with a Mityvac MV8510 hand vacuum/pressure pump. Blow into the MAP sensor hose if you don't have a Mityvac vacuum pump tester. May God's grace bless you in the Lord Jesus Christ.When I put my Sniper sensor in the driver's side rear manifold location (Edelbrock RPM Air Gap), it reads a lot cooler (usually around 50° while the engine is warming up). I drove around late at night last night and my gauge read dead on 180°-185°, while the Sniper reading was reading 143°-145°.
3) A/C IAC Kick was enabled, quickly turned that to disable. 4) IAC Ramp Down was at 20% and 5 sec* decay. (Changed to 10% and 1.5 sec for testing. This one made the largest difference. Correcting/changing each of these drastically improved the driveability. My question is concerning the IAC Ramp Down & Decay.Questions from a newbie. 04-18-2021, 04:52 PM. Hi all! I'm new here and newish to Sniper and other fuel injection systems as well. I've been driving Sniper for two seasons now on our Pontiac LeMans 389, for about 5K mls in total. Third summer now starting.Jan 21, 2023 · Sniper - No Data Issue - Need Help. 01-21-2023, 07:52 PM. Hi, JR Hamilton. I have a '68 GTO, Pontiac 461 Stroker engine that was recently build and dynoed by Kauffman Racing. The engine ran with the HyperSpark and 550-510 Sniper on the dyno, and ran great from the builder. After installing the engine, Sniper, HyperSpark, and wiring, in the car ...…
Reader Q&A - also see RECOMMENDED ARTICLES & FAQs. Stalls. 01-24-2024, 04:30 PM. Need help. Since it got. Possible cause: Efi left a bad taste in my mouth and Ill stick with carbs until a more reliable ef.
For quick check, when the engine is fully cool (overnight), turn on the ignition and navigate to one of the monitor displays that shows CTS and MAT readings. If the CTS reads 10 or more degrees higher than the MAT, it needs to be replaced. If the engine was just not warm yet, repeat the datalog with a fully warm engine so we can see what Learn ...1) Tick tick tick tick tick at idle, know what I'm talking about. 2) Tight pedal and having to use the extension. 3) Need to add carb spacer, make the stock air cleaner sit 2" too high, and just did not look right. 4) Random high RPM and idle down issue. 5) Random car runs bad and spending hours looking for a wire or vacuum line leak.Share. Tweet. #1. Holley Sniper warm/hot start issues. 10-27-2021, 11:41 AM. I'm new to the forum, but have spent some time researching similar issues and appreciate the help. I recently installed the Holley Sniper on my SBF 302 in my 1980 Mercury Capri. My block is .030" over, I'm running Trick Flow heads & Stage 2 CAM, …
Hey guys, Trying to decide what intake manifold to go with on my upcoming built motor. Plan on revving to 7700-7800 and don't want any flatlining problems. Debating on going with the GT350 or the Holley Sniper manifold. I like the look of the Sniper better and it's much cheaper. Which...The pink wire turns on the ECU and is very susceptible to electrical noise. Isolating it on a relay provides much cleaner power in many setups. The relay in the Sniper harness feeds higher amp power to the fuel pump wire. '69 Camaro, 400 SBC, ProCharger D1SC. 1.302 60', [email protected] on pump gas.Have a Sniper Stealth. Everything has been running incredible. Had the car dyno tuned. Four track days and 500 street miles with no issues. ... Please be aware that this is a community forum. Although Holley employees will take part in answering questions from time to time, your questions may or may not be answered by Holley personnel. Thus ...
Initial start flooding issue. 07-05-2020, 02:51 PM. Share. Tweet. #1. Strange Sniper Datalog. 04-17-2024, 07:02 PM. I had the opportunity to put the car on the dyno the other day and found some strange things going on with my Sniper XFlow. I'm sure I have some EMI issues happening, which appeared on the TPS RoC most notably at about 4700 RPM. What ignition? What drop-in fuel cell, fuel pump?Turn the key on and let the 3.5" TSLCD powe Please be aware that this is a community forum. Although Holley employees will take part in answering questions from time to time, your questions may or may not be answered by Holley personnel. Thus, Holley can not guarantee an answer or timing on an answer. ... on the 199R11971 PDF file covering the 4150 Sniper Stealth, 4150 Super Sniper ...Tweet. #1. Super Sniper 2x4 crossover line questions. 03-25-2024, 07:31 AM. Thanks for letting me in. I'm in the process of installing a 550-531 on my blown SBC. My question is WHY did Holley make the front throttle body with that crossover line in the front and the rear unit tucked in nicely in the back? External Fuel Regulator - Setup Options. I'll Please be aware that this is a community forum. Although Holley employees will take part in answering questions from time to time, your questions may or may not be answered by Holley personnel. ... (Holley Sniper EFI Instruction Manual - "Closed Loop/Learn", Pages 26 & 30) May God's grace bless you in the Lord Jesus Christ. '92 …Please be aware that this is a community forum. Although Holley employees will take part in answering questions from time to time, your questions may or may not be answered by Holley personnel. ... 10.2:1 CR, AFR 205cc heads, Victor Jr. intake, Sniper XFlow EFI, TKX transmission. Any help is appreciated! -Mark Attached Files 20221227-1 403 ... Greetings and Happy Easter! I switched from Sniper 1 to SniperWhen I put my Sniper sensor in the driverThe Reference Manual (page 5) says your return should not Come to find out, the monitor wire got caught up in the clutch mechanism and it shorted out the ECU in the Sniper. After running some test with Holley Tech Support it was decided to remove it and sent back to replace the ECU & Monitor. Holley Tech Support had me remove the SD card with the current tune setup. They advised that the new ECU …Please be aware that this is a community forum. Although Holley employees will take part in answering questions from time to time, your questions may or may not be answered by Holley personnel. Thus, Holley can not guarantee an answer or timing on an answer. ... Holley Sniper Fuel Leaks 07-10-2020, 01:23 PM. Hello again everybody. I'm … Street-Strip-Show-AutoX. 406 SBC with progressive single stage Sniper cranks, no start. 02-26-2019, 08:53 AM. I've done the prestart checklist and the sensors check, everything is good, but it will not start. I've narrowed it down to fuel as it will start with starter fluid. However, I have good fuel pressure going into the Sniper. 60 psi when the pump is priming and 50 when it's primed. 10-23-2021, 11:44 AM. For future reference, the [Sniper Won't Learn. 10-20-2019, 09:37 PM. Hello. I'm running a neIf you want to optimize your idle timing, for example, link to The Sniper Rev Limiter limiter is with Spark. And for it work properly, to the best of my knowledge, the Rev Limiter in the spark box needs to be disabled or set much higher than the Sniper. The change in vacuum & AFR when a spark CDI box is used as a Rev Limiter will cause the Sniper to compensate incorrectly.