{"product_id":"holley-sniper-efi-550-869-holley-sniper-efi-quadrajet","title":"Holley Sniper EFI 550-869 Holley Sniper EFI Quadrajet","description":"\u003cp\u003e\u003cstrong\u003eOverview:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAre you tired of rebuilding the 50+ year old Rochester™ Quadrajet® (Q-Jet™) on your classic Chevrolet, GMC, Buick, Oldsmobile, or Pontiac? Introducing Sniper EFI Quadrajet™. 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! The 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. In 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!\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAvailable in 3 Finishes - Classic Gold, Shiny and Black Ceramic\u003c\/li\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, and 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 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 and a Stainless Steel (Weldable) oxygen sensor flange\u003c\/li\u003e\n\u003cli\u003eRequires external fuel pressure regulator, such as: 12-886 or 12-879\u003c\/li\u003e\n\u003cli\u003eCertified to ISO 8846, SAE J1171 \u0026amp; United States Coast Guard Requirements for Ignition Protection \u0026amp; Fire Resistance. Making Sniper EFI the perfect choice for carburetor to marine fuel injection conversions!\u003c\/li\u003e\n\u003cli\u003eA Flame Arrestor is REQUIRED for marine installations, such as part number, 720-1 or 720-13\u003c\/li\u003e\n\u003cli\u003ePatent Pending\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eApplication:\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eYear\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eMake\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSubmodel\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eEngine Size\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUniversal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eSpecs:\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eHolley Sniper EFI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCFM\u003c\/th\u003e\n\u003ctd\u003e715\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCoast Guard Approved\u003c\/th\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEmission Code\u003c\/th\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eClassic Gold\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFlange Style\u003c\/th\u003e\n\u003ctd\u003eSpreadbore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFuel Pressure\u003c\/th\u003e\n\u003ctd\u003e58.5 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeight\u003c\/th\u003e\n\u003ctd\u003e3.28\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInjector Size\u003c\/th\u003e\n\u003ctd\u003e100 lb\/hr @ 58.5 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInlet \/ Outlet Size\u003c\/th\u003e\n\u003ctd\u003e9\/16-18 Female O-Ring (AN 6)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMAP Sensor\u003c\/th\u003e\n\u003ctd\u003e2Bar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMax Horsepower Rating\u003c\/th\u003e\n\u003ctd\u003e500 Naturally Aspirated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Type\u003c\/th\u003e\n\u003ctd\u003eSniper 4BBL TBI Kits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eThrottle Bore\u003c\/th\u003e\n\u003ctd\u003e1.375 Primary \/ 2.00 Secondary\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTransmission\u003c\/th\u003e\n\u003ctd\u003e700R4\/200R4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWarning\u003c\/th\u003e\n\u003ctd\u003eCalifornia Proposition 65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":39320929730609,"sku":"550-869","price":1699.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2493\/0960\/files\/holley-sniper-efi-550-869-holley-sniper-efi-quadrajet-modern-day-muffler-1.jpg?v=1739184829","url":"https:\/\/moderndaymuffler.com\/products\/holley-sniper-efi-550-869-holley-sniper-efi-quadrajet","provider":"Modern Day Muffler","version":"1.0","type":"link"}