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    • Quick Fuel Street-Q 850 CFM 4150 Carburetor | Mechanical Secondary, Polished | SQ-850
    • Quick Fuel Street-Q 850 CFM 4150 Carburetor | Mechanical Secondary, Polished | SQ-850
    • Quick Fuel Street-Q 850 CFM 4150 Carburetor | Mechanical Secondary, Polished | SQ-850
    • QFTSQ-850.jpg
    • SQ-850_01_P04_KIT.jpg
    • 41504160flange.jpg
    • sl-600-vs_kickdown19254.jpg
    • SQ-850_02_P01_ANG.jpg
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    • SQ-850_04_P01_FRO.jpg
    • SQ-850_05_P01_TOP.jpg
    • SQ-850_06_P01_KIT.jpg
    • SQ-850_07_P05_KIT.jpg
    • SQ-850_01_P04_KIT.jpg
    • 41504160flange.jpg
    • sl-600-vs_kickdown19254.jpg
    • SQ-850_02_P01_ANG.jpg
    • SQ-850_03_P01_ANG.jpg
    • SQ-850_04_P01_FRO.jpg
    • SQ-850_05_P01_TOP.jpg
    • SQ-850_06_P01_KIT.jpg
    • SQ-850_07_P05_KIT.jpg
    Sale!

    Quick Fuel Street-Q 850 CFM 4150 Carburetor | Mechanical Secondary, Polished | SQ-850

    Part Number: SQ-850
    Save $197
    Sale Price $782.95 Regular Price $979.95

    Available to order. In-stock orders typically ship in 1 to 2 business days.

    Not sure it fits your vehicle?
    Email sales@berryperformancesales.com with your year, make, model and engine, and we'll help you check fitment before you order.
    Fast Fulfillment: In-stock orders typically ship within 1 to 2 business days.
    Free Shipping on Orders Over $99 | Excludes freight shipments
    International Shipping Available: email sales@berryperformancesales.com for a quote.
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    The Quick Fuel Street-Q 850 CFM carburetor brings Q-Series performance to the street at a lower price. It uses cast metering blocks and a cast throttle body in place of the race Q-Series billet parts, and runs Model 4150 mechanical secondaries on gasoline.

    • Series: Street-Q
    • Airflow: 850 CFM
    • Model: 4150
    • Configuration: 4-barrel
    • Secondaries: Mechanical
    • Material: Aluminum
    • Finish: Polished
    • Fuel: Gasoline
    • Part number: SQ-850

    Emissions

    This carburetor is legal for sale and use on non-emissions-controlled (pre-emissions) vehicles and racing-use-only vehicles. It is not legal for sale or use on pollution-controlled motor vehicles. Verify your local requirements before purchase.

    FAQ

    Is it street or emissions legal?

    It is a performance carburetor for non-emissions-controlled and racing-use vehicles; it is not legal for use on pollution-controlled motor vehicles.

    How much airflow does it provide?

    It is rated at 850 CFM.

    Does it use mechanical or vacuum secondaries?

    It uses mechanical secondaries.

    What fuel does it run on?

    It is calibrated for gasoline.

    Shipping Policy
    • Free shipping on orders over $99 (excludes freight shipments).
    • In-stock orders typically ship within 1 to 2 business days. Weekend and holiday orders are processed the next business day.
    • Orders ship from Defiance, Ohio and a nationwide network of warehouses and manufacturers.
    • Items showing an ETA are not in stock yet. ETAs come from the manufacturer and can change.
    • No P.O. Boxes. International orders need a shipping quote, so email us first.

    Read the full Shipping Policy

    Return Policy
    • 30-day return window from the ship date. Returns must be approved first; email sales@berryperformancesales.com with your order number.
    • Items must be unused, complete and in the original packaging.
    • A 20% restocking fee applies, and return shipping is paid by the buyer.
    • Not returnable: installed or modified parts, opened or used programmers and tuners, custom orders, Open Box, and Clearance or Final Sale items.
    • Damaged, defective or incorrect items must be reported within 48 hours of delivery with photos.

    Read the full Return Policy

    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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