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Manual Choke Conversion Kit for Model 2300, 4150 and 4160 Carburetors
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HOLLEYPART NUMBER: 510-45-225

Manual Choke Conversion Kit for Model 2300, 4150 and 4160 Carburetors

$5965
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Manual Choke Kit
Manual Choke Conversion Kit
  • Fits Holley Model 2300, 4150 and 4160 Carburetors
  • Converts Automatic or Hot-Air Choke to Hand-Operated Choke
  • Includes All Mounting Hardware
  • Standard Finish
  • Sold as a Kit

    The Holley 45-225 is a manual choke conversion kit that changes a Holley carburetor over to a hand-operated choke. It fits Model 2300, 4150, and 4160 carburetors that have choke mounting bosses on the side of the main body, and it includes all the parts and mounting hardware needed for a fast, complete changeover.

    Holley 45-225 Kit Contents:

    • Manual choke conversion kit
    • Fits Holley Model 2300, 4150, and 4160 carburetors
    • Converts to a hand-operated choke
    • Includes mounting hardware, standard finish
    • Sold as a kit
    • The Holley Manual Choke Conversion Kits include all the parts necessary for a fast, easy manual choke conversion or replacement on any Holley 2300, 4150 or 4160-series carburetor with mounting bosses on side of main body. Hand choke cable and bracket sold seperately.

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      Take full control of your engine’s cold starts and warm-up behavior with the Holley Manual Choke Conversion Kit. Designed for enthusiasts who prefer hands-on tuning, this kit allows you to convert your electric or automatic choke-equipped Holley carburetor to a reliable manual setup—giving you precise choke operation regardless of temperature or engine condition.

      Whether you're dealing with inconsistent starts or simply want better control in varying climates, the Holley manual choke kit offers a straightforward solution. It includes everything you need for installation, including the choke housing, cable bracket, fasteners, and internal components. Built to OEM-quality standards, it ensures smooth operation and long-term durability.

      Ideal for street and performance applications, this manual choke kit is compatible with most Holley 2300, 4150, and 4160 model carburetors. It's a popular upgrade for classic cars, hot rods, and off-road builds where electric choke systems might fall short. Installation is simple, and the included instructions make the process hassle-free—even for weekend wrenchers.

      Pair it with a quality manual choke cable kit for a complete, dependable setup that delivers cold-start confidence every time. Say goodbye to unreliable automatic chokes and hello to consistent performance you can control.

      Upgrade your carbureted system with the Holley Manual Choke Conversion Kit from JEGS and experience dependable starts, improved drivability, and the satisfaction of mechanical control. Order today and bring a classic touch of reliability to your ride.


    Part TypeCarburetor Choke Conversion Kit
    Product LineHolley Manual Choke Conversion Kit
    BrandHOLLEY
    Package Height2.7
    Package Width3.6
    Package Length3.8
    Weight0.58 PG
    Part CategoryPerformance Parts
    ChokeManual
    QuantityKit
    Part FitmentUniversal
    Vendor Part Number45-225
    Package Qty1
    Package TypeEA
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    Some parts are not legal for use in California or other states with similar laws / regulations
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