fits make: Ford. year: 1968–1972.

( Brand: Motorcraft ), ( Manufacturer Part Number: YF-6425S ), ( Location: 2415 ), ( Choke Type: Mechanical ), ( Type: Carburetor ), ( Manufacturer Warranty: No ), ( Oe/oem Part Number: Yf 6425s, 6425s )
The Motorcraft YF-6425S Carter Carburetor is a vintage component that was originally used in Ford vehicles produced between 1968 and 1972. This specific carburetor model belongs to the YF series, which is known for its durable design and precise fuel delivery.
The YF-6425S features a unique quasi-venturi design, which helps provide optimal engine idle performance and responsiveness. It is equipped with a power venturi that measures 1.56 inches in diameter and a secondary venturi that measures 0.58 inches in diameter. The fuel bowl capacity of this carburetor is 12.1 fluid ounces, providing an ample fuel supply for the engine.
The Motorcraft YF-6425S comes with adjustable organizations that make it easy to fine-tune the engine's performance. These adjustments include idle mixture screws, main jet orifice, power jet orifice, and secondary atmospheric jet. These features enable the carburetor to effectively accommodate various engine conditions and requirements.
This carburetor also includes four-barrel links, float bowl gaskets, and gasket adapter plates. They are engineered to maintain a reliable seal and ensure air intake while offering easy maintenance and replacement. The float level is regulated by a mechanical float leveler, making it easier for You to set and maintain optimal fuel level.
The Motorcraft YF-6425S is made of durable materials and high-quality components that are built to withstand the rigors of vehicular use. Its housing is constructed from heavy-duty cast aluminum, ensuring rigidity and resistance to corrosion. The primer bulb to draw a vacuum remains in its original location, ready for use when needed.
Because this carburetor has been out of production for several decades, rebuilding or reconditioning it may be necessary for best performance and longevity. Properly reconditioned carburetors can offer excellent performance improvement over worn-out original units.
In summary, the Motorcraft YF-6425S Carter Carburetor is a time-tested, versatile and efficient fuel delivery system designed specifically for 1968-1972 Ford vehicles. Its unique features, including the quasi-venturi design, adjustable configurations, and durable materials make it an excellent choice for anyone restoring or maintaining a vintage Ford vehicle.
Buying a Motorcraft YF-6425S Carter carburetor for a 1968-1972 Ford C1-YF engine comes with both advantages and disadvantages. Here are some points to consider:
Advantages:1. Authenticity: The Motorcraft YF-6425S carburetor is an original part manufactured by Ford for their vehicles during the mentioned period. Installing it ensures originality and compatibility, unlike aftermarket alternatives.
2. Availability: These carburetors are generally easy to find and purchase due to their widespread use in old Ford vehicles.
3. Excellent Performance: The YF-6425S carburetor is known for its smooth operation and stable fuel mixture delivery, contributing to optimal engine performance.
4. Adaptability: This carburetor can be used in high-performance applications with the appropriate modifications and tuning.
Disadvantages:1. Cost: Original Motorcraft YF-6425S carburetors might be priced higher than aftermarket alternatives due to their demand and authenticity.
2. Deterioration: Old Carburetors like the YF-6425S might exhibit signs of wear and tear from years of use, leading to potential issues or the need for rebuilding.
3. Complexity: Compared to modern fuel injection systems, carburetors come with the complexity of tuneable parts that can influence engine performance.
4. Higher Maintenance: Due to their moving parts, carburetors typically require more frequent maintenance and adjustments to ensure consistent performance.
Conclusion:When deciding to buy a Motorcraft YF-6425S carburetor for a 1968-1972 Ford C1-YF engine, consider your priority. If originality, compatibility, and potentially exceptional performance are at the top of your list, and the investment doesn't deter you, then it might be the right choice. However, if you are looking for an affordable and easy-to-maintain solution, consider investigating aftermarket alternatives.
Recommendation:For those who prioritize a combination of price, performance, and ease of use, I would recommend exploring high-quality aftermarket alternatives that offer modern technologies and more user-friendly design, allowing for better fuel efficiency and lower maintenance requirements. Ensure that the selected aftermarket alternative is compatible with your specific engine and model for optimal performance.
PART NUMBER: YF 6425S. SHIPPING PRICE BASED ON LOWER 48 USA ONLY. Warranty Information. USED ON NUMEROUS 1968-1972 FORD TRUCKS.