{"id":4849766400078,"title":"Holley 550-869 Sniper EFI Quadrajet Gold","handle":"hly550-869-sniper-efi-quadrajet","description":"\u003cp\u003eHolley 550-869 Sniper EFI Quadrajet Introducing the Holley 550-867K Sniper EFI Quadrajet Polished Master Kit! Tired of rebuilding the 50+ year old Rochester Quadrajet™ (Q-Jet) on your classic Chevrolet, GMC, Buick, Oldsmobile, or Pontiac? This is the first bolt on spread bore electronic fuel injected throttle body system that does not require any additional adapters, sealing plates, or intake manifold swaps!\u003c\/p\u003e\n\u003cdiv class=\"rte\"\u003e\n\u003cp\u003eThe Sniper EFI Rochester Quadrajet™ (Q-Jet) system retains the same great features as the 4150 Sniper EFI version such as; four 100lb\/hr Injectors, built in timing control, a 3.5\" full color touchscreen and much more. The throttle body will support up to 500 horsepower naturally aspirated!\u003c\/p\u003e\n\u003cp\u003eIn addition to all of these great tried and true features, the Sniper EFI Rochester Quadrajet™ (Q-Jet) system will fit most stock air cleaners and offers multiple fuel inlet configurations that allow for a stock appearing installation!\u003c\/p\u003e\n\u003ch3\u003eHolley 550-867K Sniper Quadrajet Features:\u003c\/h3\u003e\n\u003cul class=\"productpage_list\"\u003e\n\u003cli\u003eDesigned to deliver the signature Rochester Roar at Wide Open Throttle!\u003c\/li\u003e\n\u003cli\u003eThrottle body mounted ECU – no extra boxes to mount\u003c\/li\u003e\n\u003cli\u003eSupports up to 500hp with Four 100 Lb\/Hr Injectors!\u003c\/li\u003e\n\u003cli\u003eOnly 4 Wiring Connections Required! (Battery +, Battery - , Switched Ignition \u0026amp; RPM)\u003c\/li\u003e\n\u003cli\u003eIntegrated ignition timing control\u003c\/li\u003e\n\u003cli\u003eTransmission provisions on throttle lever for TH350\/TH400 and 200R4\/700R4\u003c\/li\u003e\n\u003cli\u003eFits most stock Rochester Quadrajet™ (Q-Jet) air cleaners\u003c\/li\u003e\n\u003cli\u003eBrake Booster adapter included, if required\u003c\/li\u003e\n\u003cli\u003eUniversal Throttle and transmission kickdown bracket included\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\u003eComplete fuel system includes – external fuel pressure regulator preset to 58.5psi, 20ft of 3\/8” Vapor Guard Fuel Hose, Fuel Pump, Filters, necessary hardware as well as bulkhead fitting to return fuel into the tank!\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 Holley 550-867K Sniper Quadrajet Master Kit includes a Genuine Bosch LSU 4.9 Wideband Oxygen Sensor. This provides realtime Fuel Map Learn!\u003c\/li\u003e\n\u003cli\u003eOEM Style Throttle Position Senser (TPS)\/ and Idle Air Control (IAC) 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\u003c\/ul\u003e\n\u003c\/div\u003e","published_at":"2020-10-08T14:36:09-05:00","created_at":"2020-10-08T14:36:10-05:00","vendor":"HOLLEY","type":"Fuel Injection Systems","tags":["Airflow Rate (cfm): 715 cfm","Calibration Module Included: Yes","Distributor Included: No","ECM Included: Yes","EGR: No","Fuel Pressure Regulator Included: No","Fuel Pump Included: No","IAC Motor Included: Yes","IAT Sensor Included: Yes","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: 500","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","Throttle Body Finish: Gold","Throttle Body Included: Yes","Throttle Body Material: Cast aluminum","Throttle Body Mounting Flange: 4-barrel spread bore","Timing Control Compatible: Yes","TPS Sensor Included: Yes","Transmission Controller Included: No","User Tunable: Yes","Venturi Diameter (mm): 34.93\/51.00mm","Venturi Quantity: 4","Wiring Harness Included: Yes"],"price":161995,"price_min":161995,"price_max":161995,"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":32666264109134,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"HLY550-869","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Holley 550-869 Sniper EFI Quadrajet Gold","public_title":null,"options":["Default Title"],"price":161995,"weight":4086,"compare_at_price":null,"inventory_management":"shopify","barcode":"090127056851","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/www.winnerscircle.com\/cdn\/shop\/products\/HLY550-869.jpg?v=1602185771"],"featured_image":"\/\/www.winnerscircle.com\/cdn\/shop\/products\/HLY550-869.jpg?v=1602185771","options":["Title"],"media":[{"alt":"HLY550-869 Sniper EFI","id":8025271107662,"position":1,"preview_image":{"aspect_ratio":0.908,"height":1000,"width":908,"src":"\/\/www.winnerscircle.com\/cdn\/shop\/products\/HLY550-869.jpg?v=1602185771"},"aspect_ratio":0.908,"height":1000,"media_type":"image","src":"\/\/www.winnerscircle.com\/cdn\/shop\/products\/HLY550-869.jpg?v=1602185771","width":908}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cp\u003eHolley 550-869 Sniper EFI Quadrajet Introducing the Holley 550-867K Sniper EFI Quadrajet Polished Master Kit! Tired of rebuilding the 50+ year old Rochester Quadrajet™ (Q-Jet) on your classic Chevrolet, GMC, Buick, Oldsmobile, or Pontiac? This is the first bolt on spread bore electronic fuel injected throttle body system that does not require any additional adapters, sealing plates, or intake manifold swaps!\u003c\/p\u003e\n\u003cdiv class=\"rte\"\u003e\n\u003cp\u003eThe Sniper EFI Rochester Quadrajet™ (Q-Jet) system retains the same great features as the 4150 Sniper EFI version such as; four 100lb\/hr Injectors, built in timing control, a 3.5\" full color touchscreen and much more. The throttle body will support up to 500 horsepower naturally aspirated!\u003c\/p\u003e\n\u003cp\u003eIn addition to all of these great tried and true features, the Sniper EFI Rochester Quadrajet™ (Q-Jet) system will fit most stock air cleaners and offers multiple fuel inlet configurations that allow for a stock appearing installation!\u003c\/p\u003e\n\u003ch3\u003eHolley 550-867K Sniper Quadrajet Features:\u003c\/h3\u003e\n\u003cul class=\"productpage_list\"\u003e\n\u003cli\u003eDesigned to deliver the signature Rochester Roar at Wide Open Throttle!\u003c\/li\u003e\n\u003cli\u003eThrottle body mounted ECU – no extra boxes to mount\u003c\/li\u003e\n\u003cli\u003eSupports up to 500hp with Four 100 Lb\/Hr Injectors!\u003c\/li\u003e\n\u003cli\u003eOnly 4 Wiring Connections Required! (Battery +, Battery - , Switched Ignition \u0026amp; RPM)\u003c\/li\u003e\n\u003cli\u003eIntegrated ignition timing control\u003c\/li\u003e\n\u003cli\u003eTransmission provisions on throttle lever for TH350\/TH400 and 200R4\/700R4\u003c\/li\u003e\n\u003cli\u003eFits most stock Rochester Quadrajet™ (Q-Jet) air cleaners\u003c\/li\u003e\n\u003cli\u003eBrake Booster adapter included, if required\u003c\/li\u003e\n\u003cli\u003eUniversal Throttle and transmission kickdown bracket included\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\u003eComplete fuel system includes – external fuel pressure regulator preset to 58.5psi, 20ft of 3\/8” Vapor Guard Fuel Hose, Fuel Pump, Filters, necessary hardware as well as bulkhead fitting to return fuel into the tank!\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 Holley 550-867K Sniper Quadrajet Master Kit includes a Genuine Bosch LSU 4.9 Wideband Oxygen Sensor. This provides realtime Fuel Map Learn!\u003c\/li\u003e\n\u003cli\u003eOEM Style Throttle Position Senser (TPS)\/ and Idle Air Control (IAC) 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\u003c\/ul\u003e\n\u003c\/div\u003e"}