{"id":4849764532302,"title":"Holley 550-527 Sniper EFI 2x4 4150","handle":"hly550-527-sniper-efi","description":"\u003cp\u003eIntroducing the Holley 550-527 Sniper EFI 2x4™! Looking to convert your draw-through dual carbureted blower engine to EFI? Do you want a Tunnel Ram setup with Sniper Dual Quad™? Look no further! This polished Sniper EFI 2x4 system from Holley features Eight 100LB\/HR Fuel Injectors. It is capable of supporting 1250 HP on both naturally aspirated and forced induction applications.\u003c\/p\u003e\n\u003cp\u003eThe Sniper EFI 2x4 was designed for use on naturally aspirated engines, while the Super Sniper EFI 2x4 system was developed for both naturally aspirated and draw-through supercharged applications. Every Sniper EFI can be used with free downloadable Sniper EFI Software, giving you unlimited control of your engine.\u003c\/p\u003e\n\u003ch3\u003eHolley 550-527 Sniper EFI 2x4 4150 Features:\u003c\/h3\u003e\n\u003cul class=\"productpage_list\"\u003e\n\u003cli\u003eSupports up to 1250 HP with Eight 100 Lb\/Hr Injectors\u003c\/li\u003e\n\u003cli\u003eInternal MAP Sensor\u003c\/li\u003e\n\u003cli\u003eIntegrated ignition timing control\u003c\/li\u003e\n\u003cli\u003eBuilt in Single stage progressive nitrous control\u003c\/li\u003e\n\u003cli\u003eProgrammable Target Air Fuel Ratios \u0026amp; Ignition Timing per Boost level\u003c\/li\u003e\n\u003cli\u003eSingle Throttle body mounted ECU, with easy connections between the two throttle bodies – no extra boxes to mount\u003c\/li\u003e\n\u003cli\u003eOnly 4 Wiring Connections Required! (Battery +, Battery - , Switched Ignition \u0026amp; RPM)\u003c\/li\u003e\n\u003cli\u003eFits on intake manifolds with flange spacing between 6.43\"-13.5\" (Includes most Edelbrock Manifolds)\u003c\/li\u003e\n\u003cli\u003eRequires an external fuel pressure regulator: P\/N 12-848 up to 800 HP, 12-851 for 1000+ HP\u003c\/li\u003e\n\u003cli\u003eHigh Resolution Full Color Touchscreen for Initial Setup, Tuning, as well as Gauge Displays\u003c\/li\u003e\n\u003cli\u003eSimple Calibration Wizard (Answer a few questions about your engine and it creates the base map, then starts tuning on its own!) - NO laptop required!\u003c\/li\u003e\n\u003cli\u003eSelf-tuning ECU means you don’t have to be a computer\/tuning wiz to have EFI!\u003c\/li\u003e\n\u003cli\u003eThe included Genuine Bosch LSU 4.9 Wideband Oxygen Sensor provides realtime Fuel Map Learn!\u003c\/li\u003e\n\u003cli\u003eOEM Style TPS\/IAC and Fuel Pressure regulator, for years of dependable service\u003c\/li\u003e\n\u003cli\u003eIncluded clamp-on oxygen sensor kit ensures a leak free oxygen sensor installation, with Stainless Steel T-Bolt clamps as well as a Stainless Steel (Weldable) oxygen sensor flange\u003c\/li\u003e\n\u003cli\u003ePatent Pending\u003c\/li\u003e\n\u003cli\u003eUnited States Coast Guard Approved\u003c\/li\u003e\n\u003cli\u003eCertified to ISO 8846, SAE J1171 Requirements\u003c\/li\u003e\n\u003c\/ul\u003e","published_at":"2020-10-08T14:35:01-05:00","created_at":"2020-10-08T14:35:02-05:00","vendor":"HOLLEY","type":"Fuel Injection Systems","tags":["2x4","Airflow Rate (cfm): 1600 cfm","Calibration Module Included: Yes","Distributor Included: No","ECM Included: Yes","EFI","EGR: No","Fuel Pressure Regulator Included: No","Fuel Pump Included: No","Holley","IAC Motor Included: Yes","IAT Sensor Included: No","Injection Style: Throttle body","Injector Size (lbs\/hr): 100 lbs.\/hr.","Injectors Included: Yes","Intake Manifold Included: No","MAP Sensor Included: Yes","Maximum Horsepower with Gas: 1250","Metering Style: Speed density","Multi-Port Fuel Rails Included: No","Oxygen Sensor Included: Yes","Power Adder Compatible: No","Quantity: Sold as a kit","Self Tuning: Yes","Sniper","Throttle Body Finish: Polished","Throttle Body Included: Yes","Throttle Body Material: Cast aluminum","Throttle Body Mounting Flange: 4-barrel square bore","Timing Control Compatible: Yes","TPS Sensor Included: Yes","Transmission Controller Included: No","User Tunable: Yes","Venturi Quantity: 8","Wiring Harness Included: Yes"],"price":235395,"price_min":235395,"price_max":235395,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":32666261618766,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"HLY550-527","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Holley 550-527 Sniper EFI 2x4 4150","public_title":null,"options":["Default Title"],"price":235395,"weight":8172,"compare_at_price":null,"inventory_management":"shopify","barcode":"090127062227","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/www.winnerscircle.com\/cdn\/shop\/products\/HLY550-527.jpg?v=1602185702"],"featured_image":"\/\/www.winnerscircle.com\/cdn\/shop\/products\/HLY550-527.jpg?v=1602185702","options":["Title"],"media":[{"alt":"HLY550-527 Sniper EFI","id":8025261932622,"position":1,"preview_image":{"aspect_ratio":1.0,"height":950,"width":950,"src":"\/\/www.winnerscircle.com\/cdn\/shop\/products\/HLY550-527.jpg?v=1602185702"},"aspect_ratio":1.0,"height":950,"media_type":"image","src":"\/\/www.winnerscircle.com\/cdn\/shop\/products\/HLY550-527.jpg?v=1602185702","width":950}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cp\u003eIntroducing the Holley 550-527 Sniper EFI 2x4™! Looking to convert your draw-through dual carbureted blower engine to EFI? Do you want a Tunnel Ram setup with Sniper Dual Quad™? Look no further! This polished Sniper EFI 2x4 system from Holley features Eight 100LB\/HR Fuel Injectors. It is capable of supporting 1250 HP on both naturally aspirated and forced induction applications.\u003c\/p\u003e\n\u003cp\u003eThe Sniper EFI 2x4 was designed for use on naturally aspirated engines, while the Super Sniper EFI 2x4 system was developed for both naturally aspirated and draw-through supercharged applications. Every Sniper EFI can be used with free downloadable Sniper EFI Software, giving you unlimited control of your engine.\u003c\/p\u003e\n\u003ch3\u003eHolley 550-527 Sniper EFI 2x4 4150 Features:\u003c\/h3\u003e\n\u003cul class=\"productpage_list\"\u003e\n\u003cli\u003eSupports up to 1250 HP with Eight 100 Lb\/Hr Injectors\u003c\/li\u003e\n\u003cli\u003eInternal MAP Sensor\u003c\/li\u003e\n\u003cli\u003eIntegrated ignition timing control\u003c\/li\u003e\n\u003cli\u003eBuilt in Single stage progressive nitrous control\u003c\/li\u003e\n\u003cli\u003eProgrammable Target Air Fuel Ratios \u0026amp; Ignition Timing per Boost level\u003c\/li\u003e\n\u003cli\u003eSingle Throttle body mounted ECU, with easy connections between the two throttle bodies – no extra boxes to mount\u003c\/li\u003e\n\u003cli\u003eOnly 4 Wiring Connections Required! (Battery +, Battery - , Switched Ignition \u0026amp; RPM)\u003c\/li\u003e\n\u003cli\u003eFits on intake manifolds with flange spacing between 6.43\"-13.5\" (Includes most Edelbrock Manifolds)\u003c\/li\u003e\n\u003cli\u003eRequires an external fuel pressure regulator: P\/N 12-848 up to 800 HP, 12-851 for 1000+ HP\u003c\/li\u003e\n\u003cli\u003eHigh Resolution Full Color Touchscreen for Initial Setup, Tuning, as well as Gauge Displays\u003c\/li\u003e\n\u003cli\u003eSimple Calibration Wizard (Answer a few questions about your engine and it creates the base map, then starts tuning on its own!) - NO laptop required!\u003c\/li\u003e\n\u003cli\u003eSelf-tuning ECU means you don’t have to be a computer\/tuning wiz to have EFI!\u003c\/li\u003e\n\u003cli\u003eThe included Genuine Bosch LSU 4.9 Wideband Oxygen Sensor provides realtime Fuel Map Learn!\u003c\/li\u003e\n\u003cli\u003eOEM Style TPS\/IAC and Fuel Pressure regulator, for years of dependable service\u003c\/li\u003e\n\u003cli\u003eIncluded clamp-on oxygen sensor kit ensures a leak free oxygen sensor installation, with Stainless Steel T-Bolt clamps as well as a Stainless Steel (Weldable) oxygen sensor flange\u003c\/li\u003e\n\u003cli\u003ePatent Pending\u003c\/li\u003e\n\u003cli\u003eUnited States Coast Guard Approved\u003c\/li\u003e\n\u003cli\u003eCertified to ISO 8846, SAE J1171 Requirements\u003c\/li\u003e\n\u003c\/ul\u003e"}