1. Car & Truck Parts Accessories Offered
  2. sku: 11956714999009761
  3. FORD MOTORCRAFT D5DZ-18A318-C

FORD MOTORCRAFT D5DZ-18A318-C Nos Hvac Vacuum Actuator YH-257 1970S

fits make: Mercury, Ford.

D5dz-18a318-c Ford Motorcraft Fomoco Nos Yh-257 Hvac Vacuum Actuator / 1970s And Mercury

( Brand: Ford Motorcraft ), ( Manufacturer Part Number: D5DZ-18A318-C ), ( Part Type: Hvac Vacuum Actuator ), ( Oe/oem Part Number: Yh-257 ), ( Vintage Part: Yes ), ( Universal Fitment: No ), ( Country Of Origin: America )

Review FORD MOTORCRAFT Fomoco Nos Hvac Vacuum Actuator 1970s And Mercury

Ford Motorcraft D5dz-18a318-C NOS YH-257 HVAC Vacuum Actuator (Fits 1970s Mercury Vehicles)

Description:

This is an original NOS (New Old Stock) Ford Motorcraft D5dz-18a318-C YH-257 HVAC (Heating, Ventilation, and Air Conditioning) vacuum actuator. This authentic part is a must-have for restoration enthusiasts and classic Mercury vehicle owners from the 1970s.

The Ford Motorcraft D5dz-18a318-C YH-257 HVAC vacuum actuator is designed to control the temperature and fan speed settings in your classic Mercury vehicle. It is a crucial component in maintaining a comfortable driving experience, especially during those warm summer days or chilly winter nights.

This vacuum actuator features a robust construction, ensuring durability and reliability. The actuator's body is made of high-quality materials that can withstand the test of time. Its vacuum-operated design allows it to respond quickly to driver inputs, providing precise temperature and fan speed control.

Installing this NOS Ford Motorcraft D5dz-18a318-C YH-257 HVAC vacuum actuator is a straightforward process for those with basic mechanical skills. You'll be able to enjoy the satisfaction of knowing that you've restored a vital component to its original condition, enhancing both the functionality and the value of your classic Mercury vehicle.

Adding this NOS Ford Motorcraft D5dz-18a318-C YH-257 HVAC vacuum actuator to your 1970s Mercury is more than just a mechanical upgrade; it's an investment in preserving the history and charm of your cherished vehicle. This is an excellent opportunity to restore your Mercury to its former glory and ensure that it remains a reliable and enjoyable ride for years to come.

Dimensions: 7.2 inches (L) x 4.2 inches (W) x 3.3 inches (H) (18.3 cm x 10.7 cm x 8.4 cm)

Weight: Approximately 1.5 lbs (0.68 kg)

Please ensure that this part is compatible with your specific Mercury vehicle model and year before purchasing. If you have any questions regarding compatibility or installation, please don't hesitate to contact us for assistance.

Pros and Cons of Buying a Ford Motorcraft D5dz-18a318-c NOS YH-257 HVAC Vacuum Actuator for a 1970s Mercury

The Ford Motorcraft D5dz-18a318-c NOS YH-257 HVAC Vacuum Actuator is a crucial part for the heating, ventilation, and air conditioning (HVAC) system in certain 1970s Mercury vehicles. Replacing a worn-out or malfunctioning actuator can significantly improve the comfort and functionality of your classic car. Below, we'll weigh the pros and cons of purchasing this specific part.

Pros:

1. Authenticity: Buying a new-old-stock (NOS) part ensures that you're getting an original Ford part that was specifically designed for your Mercury vehicle. This can be essential for maintaining the value and originality of a classic car.

2. OEM Compatibility: Since this is an original equipment manufacturer (OEM) part, it will fit and function correctly in your car's HVAC system. This can save you time and money compared to using aftermarket parts that may not be an exact fit.

3. Durability: New-old-stock parts are typically in excellent condition, as they have been stored properly and haven't been used before. This can give you peace of mind knowing that the part will last longer than a used or rebuilt part.

4. Availability: If you're having trouble finding a specific part for your classic Mercury, buying a NOS part can be a good solution. These parts are often available from aftermarket suppliers or through online marketplaces.

Cons:

1. Cost: New-old-stock parts can be more expensive than aftermarket parts or rebuilt parts due to their scarcity and originality. This can be a significant investment, especially for car owners on a budget.

2. Limited availability: Not all NOS parts are available for every make and model, including specific Mercury models from the 1970s. This can make it difficult to find the exact part you need.

3. Longer shipping times: Since NOS parts are often sourced from various suppliers, they may take longer to arrive than aftermarket or rebuilt parts. This can be a drawback for those who need the part urgently.

Conclusion:

The decision to buy a Ford Motorcraft D5dz-18a318-c NOS YH-257 HVAC Vacuum Actuator for a 1970s Mercury depends on your priorities as a car owner. If you value originality, authenticity, and durability, this part could be a worthwhile investment. However, if you're on a tight budget or need the part quickly, you may want to consider alternative options like aftermarket or rebuilt parts. Ultimately, it's essential to weigh the pros and cons and make an informed decision based on your specific needs and circumstances.

Recommendation:

If you've determined that a Ford Motorcraft D5dz-18a318-c NOS YH-257 HVAC Vacuum Actuator is the best choice for your 1970s Mercury, we recommend purchasing from a reputable supplier to ensure the authenticity and quality of the part. Additionally, consider checking with local salvage yards, online marketplaces, or specialized classic car parts stores to find the best deal and shorten the delivery time.

Details:

RELATES TO: 1970s FORD MERCURY INCLUDING GRANADA, MONARCH, VERSAILLES. OFFERED IS A FOMOCO NOS D5DZ-18A318-C MOTORCRAFT YH-257 HVAC VACUUM ACTUATOR OR AIR CONDITIONING AND HEATER MOTOR.

part #: d5dz18a318 prices

  • $39.00-$65.00

specifications parthick:

  • for makes: Mercury, Ford
  • brand: Ford Motorcraft
  • mpn: D5dz-18a318-c
  • part type: Hvac Vacuum Actuator
  • oe/oem part number: Yh-257
  • vintage part: Yes
  • universal fitment: No
  • country of origin: America

returns parthick:

  • time: 30 Days
  • policy: Returns Accepted
  • paid by: Seller

payments parthick:

  • other
  • wallet: Paypal
  • credit card: Diners-club

general parthick:

  • Parts Accessories > Car Truck Parts Accessories > Other Car Truck Parts Accessories
  • condition: New other see details

shipping parthick:

  • class: Standard
  • type: Calculated
  • service: USPS Ground Advantage
  • cost: $0.00
  • carrier: USPS
  • transit: 4-8 Days

offer parthick:

  • options: Ship-to-home
  • sold: 0
  • quantity: 1
  • started: November 2, 2025
  • availability: In Stock

seller parthick:

  • rating: 100.0%
  • # reviews: 3489
  • city: Monroe, North Carolina
for makes: mercury, ford, part type: hvac vacuum actuator, oe/oem part number: yh-257, vintage part: yes, universal fitment: no, country of origin: america,
category: auto parts > car truck parts accessories, sku: 11956714999009761,

Ford Motorcraft D5DZ-18A318 Is Similar To:

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4 offers $39.00–$65.00 USD
  • Offer #1: $39.00 price + $0.00 shipping estimate = $39.00* total.FREE SHIPPING
  • Offer #2: $55.00 price + $10.95 shipping estimate = $65.95* total. Ready to ship. The FOMOCO NOS -B YH-256 HVAC Vacuum Actuator is a vintage part made by Ford Motorcraft in America during the 1970s.+$10.95 shipping
  • Offer #3: $65.00 price + $0.00 shipping estimate = $65.00* total. verify fit by enlarging pictures and consulting parts book. 1971-73 Mustang / Cougar center AC vent.FREE SHIPPING
  • Offer #4: $94.20 price + $0.00 shipping estimate = $94.20* total. This a NEW Ford Motorcraft Vacuum Motor. You are purchasing PART NUMBER: YH257 / D5DZ18A318C.FREE SHIPPING

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