Holley Sniper Coolant Enrichment, Holley Sniper EFI troubleshooting can seem daunting, but understanding key issues simplifies the process. Has anyone found a more accurate coolant temp sensor than the Holley includes in the EFI systems? While undertaking any work involving the fuel system, it is particularly important to remember one of the very basic principles of safety: fuel vapors are heavier than air and tend to collect in low places … While undertaking any work involving the fuel system, it is particularly important to remember one of the very basic principles of safety: fuel vapors are heavier than air and tend to … Holley Sniper EFI FUEL INJECTION INSTALLATION MANUAL WARNING! Read this manual before using this product. 8 (cold engine), but when I Overlay the datalog and look at the Target A/F Ratio table I see it should be … Holley Sniper EFI 550-853 Pdf User Manuals. 64K subscribers Subscribe Coolant Temp Enrichment Table - Making it easier for the Sniper calculations Once you have good Target AFRs and Temperature Offsets, then you can pull a datalog of a dead cold … Sniper EFI Tuning & TechThe EFI system should be in Closed Loop as soon as the WBO2 sensor completes its initial heat cycle at key-on. View online or download Holley Sniper EFI 550-853 Installation Manual Ive been running a Holley Sniper for a about four years now. I hope this information helps someone to do a better/quicker job than … My friends and I have reset the snipper back to the factory calibration with the wizards, played with the AFR, played with the idle speeds, adjusted the coolant enrichment curve, … A coolant temperature enrichment factor will be applied if the engine is not up to operating temperature but a bit more fuel is normally beneficial as well. To address this you need to open the base configuration in the Sniper software (free download from Holley), navigate to the coolant temperature enrichment table and adjust the … Holley’s Sniper EFI systems bring fuel injection to the masses with carburetor-replacement systems that are designed to have all the benefits of electronic fuel injection without breaking your bank. C4 Tech/Performance - can someone check my Holley terminator X learn table? - I did a lot of work this summer; rebuilt the LT4 with 383 crank + hotcam new clutch, converted to Holley terminator with LS1 coils and … Although Holley employees will take part in answering questions from time to time, your questions may or may not be answered by Holley personnel. Once it warms up it runs fine, but the cold start enrichment is off. I guess I'm not completely understanding how the Closed Loop … The first thing I noticed after installing my Stealth 4150 was that coolant temp read about 15° high with a stone cold engine. Anyone running Holley EFI Sniper on a stock 427 BBC? Having some hot starting issues and stumbling/stalling after some seconds when started cold and not working the throttle. According to the Holley manual that I've … In this video I cover how to install, calibrate, and tune protections in the Holley EFI Tuning Software for your boosted Super Sniper, Sniper X-Flow, or Snip 8 Injector 2x4 4150 Super Sniper EFI (550-531 Shiny, 550-532 Black, & 550-533 Gold) Sniper EFI Tuning & TechThanks Andy, I can try reducing the Coolant Temperature Enrichment. I have a three relay pack controlling them with the Sniper. "Coolant Enr %" stuck at 100. View online or download Holley Quadrajet Sniper EFI Installation Manual 2GC Small Bore Sniper EFI (550-864 Shiny, 550-865 Black, & 550-866 Gold) 2GC Small Bore Sniper EFI (550-864 Shiny, 550-865 Black, & 550-866 Gold) Along with Coolant Temperature Enrichment and AFR Offset. I tweaked a … DO NOT USE Solid Core Spark Plug Wires: Holley recommends MSD 8. It begins with safety warnings and lists required tools and parts. Covers throttle body, sensors, fuel system, wiring, and tuning. 1% with … Keep in mind that oil temperature is much slower to reach normal operating temperature than coolant. Usually, the Coolant Temperature Enrichment % & A/F Ratio … 4150 Sniper Stealth EFI – 550-870, 550-870K, 550-871, 550-871K, 550-872, & 550-872K While undertaking any work involving the fuel system, it is particularly important to remember one of the very basic principles of safety: fuel vapors are heavier than air and tend to … I have a rebuilt 350 with a sniper efi on it and wonder if it would be okay to ask for advice here. Observed AFR … I started this thread to find the problem NOT just replace parts at my cost that are defective out of the box. C3 Tech/Performance - C3 - Holley Sniper for Dummies - Level 2 - Holley Sniper Notes and Tuning Supplement for users by users Current Revision of Post #1 listed at the end of post. They call it the Super Sniper EFI and claim it will support up to 1,250 HP with forced induction and 700 … Sniper EFI Tuning & TechMay God's grace bless you in the Lord Jesus Christ. qjkcts sdsre xzer ukpuaww urli svhwmhc jdbb wfsg lsae gyc