Product Description
Genuine Four Seasons 74705 Heater Control Valve (NORS)
Restore the climate control function of your classic Ford with this genuine Four Seasons 74705 Heater Control Valve. This is a vintage New Old Replacement Stock (NORS) part. It uses vacuum to regulate the flow of hot coolant, ensuring proper cabin heating.
This part is designed for the Heater Hose position on specific 1973-1978 Ford, Lincoln, and Mercury vehicles. It is a vacuum-operated, normally open valve.
Key Features:
- Part Number: 74705 (Four Seasons)
- Interchange / Replaces OEM: Ford D4AZ-18495-A, Motorcraft YG-136
- Position: Heater Hose (Inlet)
- Specs: Vacuum Operated / Normally Open / Metal Body
- Origin: Made in USA (Vintage Stock)
- Condition: NORS (New Old Replacement Stock)
Verified Vehicle Fitment:
| Make | Model | Year | Engine | Notes |
| Ford | LTD / Thunderbird / Torino | 1973-1978 | All | Heater Control Valve |
| Lincoln | Continental / Mark IV / Mark V | 1973-1978 | All | Heater Control Valve |
Fits Years:
1973 1974 1975 1976 1977 1978
Unbeatable Prices & Expectations
We scour the country to find the best deals on NOS and NORS parts so we can pass the savings on to you. Our prices are often significantly lower than major competitors.
Please Note: All vehicle fitment data is manually researched from vintage catalogs. While we strive for accuracy, historical data can sometimes be imperfect. Additionally, this part may fit other vehicle makes, models, and years not explicitly listed. We strongly encourage you to perform your own due diligence by comparing our provided photos and specifications to your original part to ensure proper fitment before purchasing.
