YH-294 MOTORCRAFT Nos Vacuum Switch Valve Ford

Review MOTORCRAFT Ford Genuine Nos Vacuum Switch Valve for FORD

The Motorcraft YH-294 Ford NOS Vacuum Switch Valve D7OZ-19B888-A is a crucial component of the Ford motor vehicle's engine vacuum system. This valve functions by sensing the engine vacuum level and switching the associated system on or off accordingly. It is an essential part of the Ford's engine management system, ensuring optimal engine performance and fuel efficiency.

The YH-294 vacuum switch valve is a solidly built component, designed with a durable, zinc-coated, die-cast housing that protects against corrosion and wear. Its vacuum diaphragm is made of a robust rubber compound that can withstand the rigors of prolonged use in high-vacuum environments. The valve features a precision-machined, heat-treated steel shaft that provides consistent operation and long-lasting reliability.

This Motorcraft vacuum switch valve is designed to meet or exceed the original equipment manufacturer's (OEM) specifications for fit, form, and function. It is engineered to seamlessly integrate into the existing engine vacuum system, providing a reliable and efficient solution for maintaining optimal engine performance.

The YH-294 vacuum switch valve is compatible with various Ford models, including but not limited to, F-150, Focus, and Fusion. It is identified by the part number D7OZ-19B888-A, making it easy to locate and order as a replacement for a faulty or worn-out original component.

Installing the Motorcraft YH-294 vacuum switch valve is a straightforward process. It can typically be replaced in under an hour, making it an affordable and convenient solution for maintaining the health of your Ford's engine vacuum system. In conclusion, the Motorcraft YH-294 Ford NOS Vacuum Switch Valve D7OZ-19B888-A is a high-quality, reliable, and durable replacement component that ensures optimal engine performance and efficiency, making it an essential addition to any Ford vehicle's maintenance arsenal.

The Motorcraft YH-294 Ford NOs Vacuum Switch Valve D7OZ-19B888-A is a crucial component in the Ford F-150's engine vacuum system. This valve controls the intake manifold vacuum and helps in regulating the engine's idle and emission systems. Let's discuss the pros and cons of buying this vacuum switch valve.

1. OEM Part: This vacuum switch valve is a factory original equipment manufactured by Ford. It ensures a perfect fit and function in the engine system.

2. Improved Performance: A faulty vacuum switch valve can lead to poor engine performance, rough idling, and increased emissions. Replacing it with a new one can help restore the engine's performance and improve fuel efficiency.

3. Long-lasting: Motorcraft parts are known for their durability and reliability. This vacuum switch valve is no exception and is designed to last for a long time.

4. Easy Installation: The vacuum switch valve is relatively easy to install, and the process doesn't require any specialized tools or skills.

1. Cost: The Motorcraft YH-294 vacuum switch valve is more expensive than aftermarket alternatives. However, the cost is justified due to its OEM quality and long-lasting nature.

2. Availability: This part may not be readily available at local auto parts stores, and customers may have to order it online.

3. Necessity: This vacuum switch valve is only necessary for Ford F-150 models with the specific D7OZ-19B888-A part number. Other models may have different vacuum switch valves.

The Motorcraft YH-294 Ford NOs Vacuum Switch Valve D7OZ-19B888-A is a high-quality, durable, and reliable replacement part for Ford F-150 engines. Although it may be more expensive than aftermarket options, it ensures a perfect fit, improved performance, and long-lasting nature. If you own a Ford F-150 with the specific part number and are experiencing issues with your engine vacuum system, replacing the vacuum switch valve with this OEM part is a worthwhile investment.

Details:

The depth and breadth of parts is massive spans decades. Please review the pictures/ carefully and reach out with questions. Condition is new-other, sold as-is, I will combine shipping. Shipped via USPS ground advantage.

No visible damage. Unfortunately I don't have the capacity to determine fitment on all listings. These parts have not been tested in any way - electrically, leaks, fitment, etc. Boxes are old, musty and dirty.

Includes: one valve. Most parts are nos, in Ford genuine packaging. Ford genuine nos Motorcraft vacuum switch valve D7OZ-19B888-A, YH-294. Condition varies and is described to the best of my ability after a thorough inspection.

Brand new, never used or installed. Some parts are fairly new, others not.

specifications aircondiheat:

• for makes: Ford
• brand: Motorcraft
• mpn: Yh-294
• part type: Vacuum Switch Valve
• oe/oem part number: D7oz-19b888-a

offer aircondiheat:

• prices: $14.99–$45.00
• item condition:
  • New
  • New other (see details)
• sold #: 7
• in stock #: 4
• availability: in stock
• options: ship-to-home
• started: march 23, 2026

shipping aircondiheat:

• service: usps ground advantage
• carrier: usps
• class: standard
• transit: 3-7 days
• type: fixed

seller aircondiheat:

• city: valparaiso, indiana
• # reviews: 1496
• rating: 100.0%

general aircondiheat:

• category: Auto Parts > Car Truck Accessories > Air Conditioning Heating

returns aircondiheat:

• policy: returns accepted
• time: 30 days
• paid by: seller

payments aircondiheat:

• wallet: apple-pay
• credit card: diners-club
• other