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    Sale!

    Holley EFI Sniper EFI Quadrajet™ Master Kit 550-869K

    Vendor: Holley EFI
    SKU: GVMR_550-869K
    21% Off
    Sale Price $1,753.95 Regular Price $2,229.00
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    International Shipping Available - Contact Us!
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    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 in. 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!


    Holley EFI Sniper EFI Quadrajet™ Master Kit 550-869K


    Specifications:

    74999 Yes
    75000 WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
    Description_SHO CrbTuningKt
    Description_DES Sniper EFI Quadrajet™ Master Kit
    Description_EXT Sniper EFI Quadrajet™ Master Kit; Self-Tuning; Incl. Throttle Body/Coolant Temp Sensor/Oxygen Sensor/Controller/Output Hardness/Main Harness/Ignition Adapter/Hdw; Gold Finish;
    Description_MKT 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 in. 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!
    Description_FAB Delivers The Signature Rochester Roar At Wide Open Throttle!
    Description_FAB Throttle Body Mounted ECU - No Extra Boxes To Mount
    Description_FAB Supports Up to 350 HP w/Two 100 lbs/hr. Injectors
    Description_FAB 4 Wire Vehicle Connection Battery +/Battery -/Switch Ignition/RPM
    Description_FAB Integrated Ignition Timing Control
    Description_FAB Trans. Provisions On Throttle Lever for TH350/TH400/200R4/700R4
    Description_FAB Fits Most Stock Rochester Quadrajet Air Cleaners
    Description_FAB Brake Booster Adapter Included
    Description_FAB High Resolution Full Color Touchscreen
    Description_FAB Calibration Wizard - No Laptop Required
    Description_FAB Self-Tuning ECU Means You Dont Have To Be A Computer/Tuning Wiz
    Description_FAB Bosch LSU 4.9 Wideband O2 Sensor Provides Realtime Fuel Map Learn


    Shipping Policy

    Cancellations

    Once an order is placed, in most cases it cannot be cancelled as they are sent for fulfillment almost immediately after receiving the order. If there is an ability to cancel the order, the buyer is responsible for the transaction fees charged from the transaction.

    Processing Time

    In-stock orders are typically processed and shipped within 1–2 business days of receiving payment, unless otherwise stated on the product page. Orders placed on weekends or holidays will be processed on the next business day.

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    Return Policy

    Return Period

    You have up to 30 days from the date of purchase to return eligible items.

    Condition of the Item

    A 20% restocking fee will apply to cover inspection, processing, and repackaging costs.

    Items must be returned in new, unused condition and include all original packaging, hardware, and documentation.

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    The cost of return shipping is the responsibility of the buyer unless the item was received damaged, defective, or incorrect.

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    Before returning any item, please contact our customer service team to obtain a Return Merchandise Authorization (RMA) number. Items returned without an RMA may not be accepted.

    Refund Processing

    Once the returned item is received and inspected, we will initiate the refund process. Please allow 2–5 days for the refund to be processed and credited to the original payment method. Bank processing times may vary.

    Damaged or Defective Items

    If you receive a damaged, defective, or incorrect item, contact us immediately for assistance. We’ll work quickly to resolve the issue or send a replacement.

    Final Sale Items

    Certain items may be marked as Final Sale and are not eligible for return or exchange. These will be clearly noted on the product page.

    Disclaimer

    All products are sold for off-road use only unless otherwise specified. Buyer assumes all responsibility for installation and operation. Seller is not liable for any incidental, indirect, or consequential damages — including engine failure, labor costs, or vehicle downtime — resulting from the use of any product sold.

    By making a purchase from Berry Performance Sales, you acknowledge and agree to abide by the terms and conditions of these Policies.

    For any questions or concerns, please contact us — we’re always happy to help.

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