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Holly Sniper EFI Holley Quadrajet™ Master Kit, Classic Gold 550-869K

Holly Sniper EFI Holley Quadrajet™ Master Kit, Classic Gold 550-869K
Holly Sniper EFI Holley Quadrajet™ Master Kit, Classic Gold 550-869KHolly Sniper EFI Holley Quadrajet™ Master Kit, Classic Gold 550-869KHolly Sniper EFI Holley Quadrajet™ Master Kit, Classic Gold 550-869KHolly Sniper EFI Holley Quadrajet™ Master Kit, Classic Gold 550-869KHolly Sniper EFI Holley Quadrajet™ Master Kit, Classic Gold 550-869K
$3,179.99 ea
NEWARRIVING SOONEstimated Ship Date 03/15/2024 (If Ordered Today)5 Available from HOLLEY PERFORMANCE PRODUCTS as of 02/22/2024
Model: 4008238
STANDARD
DELIVERY
Are 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!
Features:
  • Transmission provisions on throttle lever for TH350/TH400 and 200R4/700R4
  • Self-tuning ECU means you don’t have to be a computer/tuning wiz to have EFI!
  • High Resolution Full Color Touchscreen for Initial Setup, Tuning, and Gauge Displays.
  • Supports up to 500hp with Four 100 Lb/Hr Injectors!
  • Included 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
  • OEM Style Throttle Position Senser (TPS)/ and Idle Air Control (IAC) for years of dependable service.
  • Only 4 Wiring Connections Required! (Battery +, Battery - , Switched Ignition & RPM)
  • Patent Pending
  • Integrated ignition timing control
  • Designed to deliver the signature Rochester Roar at Wide Open Throttle!
  • Throttle body mounted ECU – no extra boxes to mount
  • Fits most stock Rochester Quadrajet™ (Q-Jet) air cleaners
  • The included Genuine Bosch LSU 4.9 Wideband Oxygen Sensor provides realtime Fuel Map Learn!
  • Universal Throttle and transmission kickdown bracket included
  • Brake Booster adapter included, if required
  • Complete fuel system includes – external fuel pressure regulator preset to 58.5psi, 20ft of 3/8" Vapor Guard Fuel Hose, Fuel Pump, Filters, necessary hardware and bulkhead fitting to return fuel into the tank!
  • Simple Calibration Wizard (Answer a few questions about your engine and it creates the base map, then starts tuning on its own!) - NO laptop required!

Downloads:

Download Name File Size
199r11367.pdf1.73MB
199r11324.pdf5.56MB
199r11369.pdf2.13MB

Videos:

Specifications:

CFM 715
Coast Guard Approved Yes
Emission Code 3
Finish Classic Gold
Flange Style Spreadbore
Fuel Pressure 58.5 PSI
Height 3.28"
Injector Size 100 lb/hr @ 58.5 PSI
Inlet / Outlet Size 9/16-18 Female O-Ring (AN 6)
MAP Sensor 2Bar
Max Horsepower Rating 500 Naturally Aspirated
Part Type Carburetor Repair Kit
Product Type Sniper EFI Quadrajet Master Kit
Proposition 65 www.P65Warnings.ca.gov
Throttle Bore 1.375 Primary / 2.00 Secondary
Transmission 700R4/200R4

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Holly Sniper EFI Holley Quadrajet™ Master Kit, Classic Gold 550-869K:
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