3 Essential Considerations For Classic Car AC Retrofits

Installing air conditioning into a vintage car can be an excellent decision, especially if you're restoring your vehicle as a daily driver or weekend warrior. While there may be some arguments for keeping these classics fully stocked, it's hard to argue the benefits of modern technology for improving comfort, safety, and performance.

Fortunately, installing an air conditioning system in a vintage vehicle usually isn't an arduous task, although it will require some planning. If you're planning this upgrade for your vehicle, here are three questions you'll need to ask before you begin.

1. Was AC Available From the Factory?

Most people view air conditioning as a modern convenience, but the first commercially available automotive systems appeared in 1939. Air conditioning systems became more common as the years went on, although they were typically expensive upgrade options. However, it's still possible that your vehicle's manufacturer offered an option for air conditioning straight from the factory.

Of course, most of these older systems were clunky and inefficient by modern standards, so adding one to your car might not be a practical option. Finding parts for these old systems may also be a substantial challenge. Still, it's worth looking into retrofitting a factory option if you want to keep your car as close to its original condition as possible.

2. Is Your Cooling System Adequate?

Air conditioning systems add load to your car's cooling system in two ways. First, your car's radiator fan will help to disperse heat from the AC condenser coil. Your existing radiator fan needs to be sufficiently powerful to keep your engine cool (especially on hot days) while also blowing sufficient air across the condenser. As a result, some cars may require upgraded radiator fans.

Secondly, the condenser can push some extra heat into the cooling system. Since you'll typically mount the condenser forward of the radiator, it can reduce the radiator's efficiency and add heat back to the system. Although these changes are subtle, they may require you to consider additional upgrades to your cooling system to maintain your engine's operating temperature.

3. Are Custom Solutions Available?

The easiest way to add an air conditioning system to your classic car is by purchasing a premade, custom-fit kit. Air conditioning systems require an evaporator, condenser, compressor, and associated tubing and sensors. While many vintage cars have more than enough interior or engine bay space to install these components, mounting them will usually require either custom parts or fabrication.

If there's no premade kit available for your car, you may want to consider working with a shop specializing in classic vehicle restoration, upgrades, and modifications. Working with experts to install your new AC system will install a clean and reliable fit that will blend seamlessly with your classic vehicle.

For more information on a vintage car AC installation, contact a professional near you.


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