Quick Fuel M-650 M-Series 650CFM Mechanical Secondary Electric Choke Marine Carb
SKU: 84690463336

Quick Fuel M-650 M-Series 650CFM Mechanical Secondary Electric Choke Marine Carb

Sale price$449.98 Regular price$499.98
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  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 5 - Jul 10

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Description

Quick Fuel M-650 M-Series 650CFM Mechanical Secondary Electric Choke Marine CarbOverview: QFT brings its engineering expertise to the marine market. The M Series feature billet style metering blocks and throttle bodies for more precise performance and exceptional strength. Exclusive Black Diamond coating for enhanced corrosion protection and appearance, coating provides a 6% reduction in fuel temperature Electric choke Fully adjustable, one wire hookup J tubes to prevent spillage PTFE coated throttle shafts with PTFE bearing

Overview:

QFT brings its engineering expertise to the marine market. The M-Series feature billet-style metering blocks and throttle bodies for more precise performance and exceptional strength. Exclusive Black Diamond coating for enhanced corrosion protection and appearance, coating provides a 6% reduction in fuel temperature Electric choke - Fully adjustable, one wire hookup J tubes to prevent spillage PTFE-coated throttle shafts with PTFE bearing ribbons and stainless steel plates Built-in sight glass windows for easy float adjustment Changeable primary idle feed and power valve channel restrictions, plus changeable idle air and high speed bleeds QuickLink™ secondary adjustment for fast and easy changing of opening rates Available in eight different sizes from 350-1,050 cfm

Features:

     

    Application:

    Year Make Model Submodel Engine Size
    Universal

     

    Specs:

    Barrels 4
    Billet Color Diecast-No Billet
    Booster Down Leg
    Brand Quick Fuel
    Carburetor Use Marine
    CFM 650
    Choke Electric
    Circuit 2
    Condition New
    Emission Code 3
    Finish Black
    Fuel Gasoline
    Fuel System Carbureted
    High Speed Air Bleed 31
    Idle Air Bleed Size 70
    Marine Engine Size Universal
    Marine Use Yes
    Material Aluminum
    Model 4150
    Primary Main Jet 71
    Primary Power Valve 65
    Primary Pump Nozzle Size 33
    Product Type Quick Fuel Marine Carburetor
    Secondaries Mechanical
    Secondary Main Jet 78
    Supercharged Application No
    Throttle Bore 1-11/16 inch
    Warning California Proposition 65
    Warranty Limited 90 Day
    Shipping Notes
    • Free Standard Shipping on $100+ Orders to the USA.
    • Except Preorder products are shipped in 48 hours.
    • Delivery to the USA:
    1. Standard Shipping : 3-10 business days
    • If time is of the essence, please consider selecting expedited delivery for faster service.
    Exchange/Return Notes
    • We offer a 30-day return/exchange service after receiving.
    • Final sale items are not eligible for returns or exchanges.
    • To process your return/exchange, please contact us at [email protected]
    • Please click here for more details>>> Return & Exchange Policy
    SKU: 84690463336

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    4.4 ★★★★★
    Based on 919 reviews
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    Verified Purchase
    Randy Deasy
    Lake Worth, US
    ★★★★★ 5
    Not to thick or thin well made
    Size: Medium, Color: (601) Bittersweet Pink / Stone / Stone
    I bought pink so as not to lose when doing laundry with my daughter who steels all socks lol!
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on May 8, 2026
    S
    Verified Purchase
    Stacey Cohick
    Charlottesville, US
    ★★★★★ 5
    Perfect
    Size: X-Large, Color: (601) Bittersweet Pink / Stone / Stone
    They were perfect
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on April 27, 2026
    S
    Verified Purchase
    Susan Brown
    Chelsea, US
    ★★★★★ 5
    Very Comfortable!
    Size: Medium, Color: (601) Bittersweet Pink / Stone / Stone
    Very comfortable. Don’t slip off back of heal. Love the colors.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on March 25, 2026
    C
    Verified Purchase
    C. V.
    Natrona Heights, US
    ★★★★★ 5
    😊
    Size: Medium, Color: (601) Bittersweet Pink / Stone / Stone
    These are really nice except I don’t like all the colors of them so I’m getting different ones same company just different colors. I don’t like the thick ones these are perfect.. 🤩
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on February 24, 2026
    K
    Verified Purchase
    KDK in Texas
    Birmingham, US
    ★★★★★ 3
    Pretty Colors to Encourage Me to Walk!
    Size: X-Large, Color: (601) Bittersweet Pink / Stone / Stone
    Hum. Extra large does not seem extra large. I have a slender but size 10-10.5 foot. Will keep but was hoping for a looser fit. Bought to match an Under Armour walking outfit.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on May 16, 2026

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