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    EFI Conversion, Sniper Quadrajet Master Kit Fits 1959-77 Bonneville+ 23 other models

    Retail Price $1,594.95 You Save $144.96
    OPGI Price$1,449.99
    Part# HY5086K
    Mfg# 550-868K
    Ships direct from manufacturer.

    Signature Rochester Roar!.

    Throttle body mounted ECU – no extra boxes to mount.

    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: - Available in 3 Finishes - Classic Gold, Shiny and Black Ceramic - Throttle body mounted ECU – no extra boxes to mount - Supports up to 500hp with Four 100 lb./hr. Injectors! - Only 4 Wiring Connections Required (Battery +, Battery - , Switched Ignition & RPM) - Integrated ignition timing control - Transmission provisions on throttle lever for TH350/TH400 and 200R4/700R4 - Brake Booster adapter included, if required - Universal Throttle and transmission kickdown bracket included - High Resolution Full Color Touchscreen for Initial Setup, Tuning, and Gauge Displays. - Simple Calibration Wizard (Answer a few questions about your engine and it creates the base map, then starts tuning on its own) - Self-tuning ECU means you don’t have to be a computer/tuning wiz to have EFI - The included Genuine Bosch LSU 4.9 Wideband Oxygen Sensor provides real-time Fuel Map Learn - OEM Style Throttle Position Sensor (TPS)/ and Idle Air Control (IAC) for years of dependable service. - 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 - Requires external fuel pressure regulator, such as: 12-886 or 12-879 Master Kit Includes: • Sniper EFI Throttle Body Assembly • Main Harness and Ignition Adapter • Bosch Wide Band Oxygen Sensor • Coolant Temperature Sensor • Air Cleaner Gasket • 3.5” Touch Screen Controller • Output Harness • 1 - Fuel Pump • 20FT- 3/8" EFI Vapor Guard Hose • 13 - 3/8" Vapor Guard Hose Clamps • 1 - Post Fuel Filter • 1 - Pre Fuel Filter • 3 - -6ST to 3/8" hose end • 1 - fuel cuff • 1 - 2/pk Dowty washer • 2 - -6 bulkhead nut • 1 - -6 90 DG Bulkhead fitting • 2 - 3/8"NPT to 3/8" Vapor Guard fitting • 1 - 3/8"NPT hex plug • 1 - EFI fuel pressure regulator.

    • Standard kits require external fuel pressure regulator, such as: 12-886, 12-879, 12-880, or 12-881
    • This part is legal for use on Uncontrolled (Non-Emissions Controlled) Vehicles or Racing Vehicles. The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles: •1965 and older U.S. manufactured California Certified vehicles •1967 and older U.S. manufactured Federally Certified vehicles •1967 and older Foreign manufactured vehicle Racing Vehicles are vehicles that are used exclusively for racing or other forms of competition that are not registered and that may never be used on the street.
    • These high-performance items are not eligible for any further discounts or promotional pricing
    • High Performance, designed to improve performance.
    • SHIP NOTE: This item is SPECIAL ORDER and will be drop-shipped from the manufacturer. more info
    California Prop 65 Icon WARNING: This product can expose you to chemicals including lead, sulfur, nickel, chromium, vanadium, titanium, polyvinyl chloride, and 4,4’-methylenebis (2-chloroaniline), which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

    Vehicle Fitment

    Make & ModelYear RangeApplication Details
    Buick Grand National1978-1987
    Buick Regal1978-1987
    Buick Riviera1963-1976
    Buick Skylark1961-1972
    Buick T-Type1978-1987
    Cadillac 60 Special1936-1993
    Cadillac DeVille1936-1993
    Cadillac Eldorado1936-1993
    Cadillac Fleetwood1936-1993
    Cadillac Series 60/61/631936-1993
    Cadillac Series 62/65/Calais1936-1993
    Cadillac Series 67/70/72/751936-1993
    Cadillac Seville1936-1993
    Chevrolet Chevelle1964-1977
    Chevrolet El Camino1964-1977
    Chevrolet El Camino1978-1988
    Chevrolet Malibu1978-1988
    Chevrolet Monte Carlo1970-1977
    Chevrolet Monte Carlo1978-1988
    Oldsmobile Cutlass/4421961-1977
    Pontiac Bonneville1959-1977
    Pontiac Catalina1959-1977
    Pontiac Grand Prix1959-1977
    Pontiac GTO1961-1973
    Pontiac LeMans1961-1973
    Pontiac Tempest1961-1973

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