Cooling & Heating Systems
Total Temperature Control: Vintage Cooling & Heating Systems
Managing temperature is the key to a reliable classic car. Whether you are trying to keep your engine cool in summer traffic or keeping your cabin warm during a winter cruise, the Cooling and Heating systems work hand-in-hand.
At Old Car Parts NW, we offer a comprehensive catalog of NOS (New Old Stock), NORS (New Old Replacement Stock), and OEM components to restore your vehicle's thermal management systems to factory specifications.
The NOS/NORS Quality Difference
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Cooling (Engine Protection): Modern aftermarket water pumps and radiators often use lightweight aluminum or plastic that looks wrong and wears out fast. Our inventory focuses on Cast Iron Water Pumps and Copper/Brass Radiators that match the durability and thermal properties of the original parts.
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Heating (Cabin Comfort): A leaking heater core can ruin your carpet and fog your windshield. We stock authentic Copper Heater Cores and Metal Control Valves (Ranco/Everhot) that outlast cheap plastic replacements.
Browse Our Systems:
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Cooling: Water Pumps, Radiators, Thermostats, Hoses, and Fan Clutches.
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Heating: Heater Cores, Blower Motors, Control Valves, and Switches.
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Sensors: Temperature sending units to keep your gauges accurate.
Keep It Cool: NOS & NORS Factory Air Conditioning Parts
Driving a classic car shouldn't mean sweating through your upholstery. During the 1960s and 70s, factory air conditioning evolved from a rare luxury to a muscle car standard. However, maintaining these original systems requires specific, hard-to-find components.
At Old Car Parts NW, we specialize in NOS (New Old Stock) and NORS components to restore your original factory A/C system. We help you keep the authentic look under the hood while getting the cold air blowing again.
Restore the Original System
Don't rip out your factory A/C for a modern plastic kit unless you have to! We stock the rare parts needed to save your original setup:
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Compressors: Authentic York/Tecumseh (Square) and GM A6 (Log style) units. We often carry NOS units for that perfect factory finish, as well as high-quality remanufactured options.
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Fluid Management: Replacement Receiver Driers and Expansion Valves (TXV) are essential when refreshing the system or converting from R12 to R134a.
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Control Parts: Hard-to-find NOS POA Valves, Vacuum Actuators, and Blower Switches to regulate the temperature and airflow exactly as the factory intended.
Our Inventory Covers:
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Ford/Mercury: "SelectAire" systems.
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GM: Harrison "Frigidaire" systems.
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Mopar: "Airtemp" systems.
Prevent Overheating: NOS & NORS Engine Cooling Parts
There is nothing worse than watching your temperature gauge creep into the red zone during a summer cruise. The cooling system is the lifeblood of your vintage engine. After decades of service, corrosion eats away at water pump impellers and radiator cores clog with sediment.
At Old Car Parts NW, we specialize in NOS (New Old Stock) and NORS (New Old Replacement Stock) cooling components designed to keep your engine running at the perfect operating temperature.
The NOS Difference: Iron vs. Aluminum
Why hunt for vintage cooling parts? Because fitment and thermal mass matter.
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Heavy-Duty Castings: Modern "white box" water pumps often use lightweight aluminum or stamped steel impellers. Our NOS Water Pumps typically feature original cast iron housings and robust impellers that match the factory flow rate.
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Copper & Brass: We stock authentic Copper/Brass Radiators and Heater Cores. These offer superior heat transfer compared to cheap modern plastic/aluminum replacements.
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Factory Fit: From Molded Radiator Hoses that clear your alternator perfectly to NOS Thermostats that open reliably, our parts fit right the first time.
Explore Our Cooling Catalog:
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Water Pumps: NOS and Rebuilt OEM units for Ford, GM, Mopar, and AMC.
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Thermostats: High-flow and balanced sleeve designs.
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Radiator Caps: Correct pressure ratings (4lb, 7lb, 13lb) to protect your vintage core.
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Housings: Cast iron water necks to replace pitted, leaking units.
Don't Get Left in the Cold: Vintage Heating System Parts
There is nothing worse than a classic car with no heat—except for one that leaks coolant all over your passenger floorboard. The heating system is often the most neglected part of a restoration until the first cold snap hits or the windshield fogs up and the defroster fails.
At Old Car Parts NW, we stock authentic NOS (New Old Stock) and NORS (New Old Replacement Stock) heating components to restore your cabin comfort and safety.
Why Choose NOS Heating Parts?
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Copper & Brass Quality: Many modern replacement heater cores are made of lightweight aluminum or plastic. Our inventory features many original-style Copper and Brass heater cores that offer superior heat transfer and durability.
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The "Ranco" Valve: The heater control valve regulates hot water flow to the cabin. These often rust shut. We stock authentic Ranco and Everhot valves that fit and function correctly, unlike generic plastic replacements.
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Safety First: A working heater isn't just about comfort; it's about visibility. You need a functioning blower motor and core to power your defroster and keep the windshield clear.
Explore Our Heating Catalog:
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Heater Cores: The heat exchanger responsible for warming the air.
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Heater Control Valves: The tap that turns the heat on and off.
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Blower Motors: Fans to push air through the vents.
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Switches & Cables: The dash controls that operate the system.