Availability
1985 GMC Cooling & Heating
Showing In Stock Items. Show All 64 Items.
FlowKooler Robertshaw Series High Performance Thermostats
FlowKooler Robertshaw high performance thermostats are designed to resist large variations in coolant pressures that can occur at high rpm. Under these conditions, coolant temperature and pressure fight for control of the thermostat, keeping it from opening at its designed temperature. These balanced, high performance thermostats feature brass-and-copper construction and will open at the right temperature, regardless of engine rpm.
( 156 )
$38.99
Edelbrock High Performance Thermostats
Edelbrock high performance thermostats are designed to ensure consistent cooling in high performance applications. Edelbrock thermostats feature brass and copper valve assemblies with stainless steel bodies for durability. They are bolt-on OE-style replacements and are available to fit many popular domestic and import applications. They are available with160, 180, and 190 degree F ratings.
( 47 )
$22.95
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$24.95
On Sale
Mr. Gasket High Performance Thermostats
Mr. Gasket high-performance thermostats are designed to resist large variations in coolant pressures that can occur at high rpms. Under these conditions, coolant temperature and pressure fight for control of the thermostat, keeping it from opening at its designed temperature. These balanced high-performance thermostats have brass-and-copper construction, and open at the right temperature regardless of engine rpm.
( 236 )
$29.11
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$32.25
$22.38
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$29.03
Hayden Rapid-Cool Transmission Oil Coolers
Hayden Rapid-Cool transmission oil coolers take the heat, so your vehicle won't! Over 14-million transmissions fail every year, and 9 out of 10 are from overheating. Rapid-Cool's unique plate and fin design combines cooling expertise and space efficiency; multiple sizes are available. Their patented internal turbulation provides better heat transfer. Lower your operating temps with a pioneer in cooling: Hayden!
( 163 )
$42.99
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$46.99
Summit Racing™ Overflow Tanks
Summit Racing™ overflow tanks collect excess coolant to help prevent contamination of your vehicle and the environment. These often overlooked components provide a vital role in a properly functioning coolant system. Any kind of damage that results in a leak can lead to low coolant levels and engine overheating. Keep your vehicle's cooling system performing optimally with an assist from Summit Racing™ overflow tanks.
( 7 )
$29.99
Four Seasons Blower Motors
Four Seasons replacement blower motors are available for a variety of applications. These motors allow you to supply the correct volume of air to the heating and/or cooling system of your vehicle. These motors help to keep you warm or cool during all four seasons!
( 89 )
$28.99
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$49.99
Energy Suspension Radiator Isolator Pads
Energy Suspension offers radiator isolator pads for hundreds of vehicles. Choose from polyurethane support bushings for small block 3-core radiators or for big block 4-core radiators. These cushions are used between the radiator and core to offer secure installation and performance. The pads are available in red or black.
( 9 )
$21.30
Hayden Electric Fan Controls
Make sure that your cooling fans turn off and on with Hayden electric fan control kits. These Hayden automotive electric fan kits are designed to allow your electric fan to turn off and on at certain temperatures. Hayden offers these electric fan kits for single or dual fan applications. All of these Hayden electric fan kits are compatible with their own fans and original equipment cooling fans. They include all necessary wiring, relays, circuit breakers, sending units, hardware for installation, and detailed instructions.
( 193 )
$26.99
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$37.99
Hayden Fluid Coolers
Hayden Automotive offers fluid coolers in a variety of sizes and materials. These units help to extend the life of your vehicle by lowering operating temperatures. Coolers are available for many types of fluids, including transmission, hydraulic, and power steering; as well as engine coolant, diesel fluid, and engine and differential oil. Order the universal or vehicle-specific model needed for your application.
( 172 )
$29.99
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$44.99
Hayden Fan Clutches
Do you need a replacement fan clutch? These fan clutches by Hayden Automotive are manufactured to ensure performance and durability. Hayden offers thermal, non-thermal, and heavy-duty series fan clutches that meet strict factory guidelines. All Hayden Automotive fan clutches should only be used on the specific applications for which they are cataloged. Use of the wrong fan clutch may result in poor cooling, excess noise, reduced mileage, and/or fan clutch failure.
( 455 )
$32.99
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$41.99
On Sale
Brothers Trucks Air Vent Outlets
Decades of heat and sun can cause a lot of the plastic interior pieces of your square body to become brittle, faded, and break. One of these common parts are the air vents. Holley Classic Trucks replacement air vent outlets are the perfect solution to renew the look of your interior. They're made with precise tooling for an excellent fit and finish and include all factory mounting points for an easy installation. Select the in-dash air vent outlets designed to fit your vehicle.
( 2 )
$24.34
Four Seasons Fan Clutches
Is your engine running too warm or is your A/C performance failing? It may be time for a new fan clutch. Improve your cooling system's efficiency by engaging the fan when additional cooling is required. Four Seasons fan clutches are offered in clockwise and counterclockwise rotational patterns, depending on the application.
( 67 )
$31.99
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$49.99
Hayden Fluid Cooler Mounting Kits
These Hayden Automotive fluid cooler mounting kits are designed for mounting a transmission cooler. They come available in either plastic or steel and include all necessary mounts and hardware.
( 7 )
$20.99
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$21.99
Four Seasons Power Steering Oil Cooler Installation Kits
Power steering oil coolers remove destructive heat generated within the power steering systems of your high performance vehicles. And that's where Four Seasons power steering oil cooler installation kits come into play. These kits are designed to prolong the life of your system's pump, hoses, and seals, and include an oil hose and all necessary hardware for the installation.
( 13 )
$30.99
MotoRad Spec-R Racing Thermostats
In racing, precision is everything--from the driver's skill to each component under the hood. A racing engine thermostat isn't just about maintaining a lower temperature; it must endure the relentless demands of high-flow, high-pressure environments that standard parts simply can't handle. MotoRad Spec-R racing thermostats are engineered to offer rapid response and precise temperature control under extreme conditions, allowing optimal engine performance without compromise. They are manufactured to provide durability, withstand intense vibrations, and maintain reliability at every stage, ensuring that racers get consistent performance, lap after lap. Run your vehicle with maximum cooling efficiency; select the Spec-R racing thermostat best suited to your vehicle's needs. Features: * Black oxide coating for high temperature tolerance, corrosion resistance and life-long durability * Lower than OE opening temperature for cooler engine operation, resulting in more power * Specially formulated Spec R heat element mixture for faster response time * Proprietary gasket composition to withstand high-pressure/high performance cooling systems Note: Gaskets/seals may or may not be included.
( 1 )
$23.99
Four Seasons Air Conditioning Accumulators and Receiver Driers
Moisture in your A/C system is not good! Keep your climate control systems operating their best with Four Seasons accumulators and receiver driers. They are critical for capturing contaminants and absorbing moisture that can cause the premature failure of your compressor. Their top-quality housings are assembled, welded, and leak-tested before packaging.
( 36 )
$20.99
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$28.99
Agility Auto Parts Heater Cores
Agility Auto Parts offers a complete line of automotive heater cores, covering 94 percent of all North American vehicle. They provide value in several ways, including increased thermal performance and resistance to corrosion. The HVAC cores use enhanced design features, such as the latest fin and tube technology and design standardization for maximum availability. These certified heaters meet or exceed OE specifications—and are "drop in fitment" checked in the actual vehicles HVAC heater module, so they're ready to be installed right out of the box. Agility Auto Parts heaters are engineered and manufactured under ISO TS16949 quality systems and are 100 percent leak-tested.
( 17 )
$30.99
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$47.99
JET Low Temp Stats
With one of these low-temperature JET thermostats, you get consistent engine cooling and increased horsepower by reducing engine temperature. You'll also obtain more precise metering of water throughout your engine—as well as a long product life, since the thermostats are made from stainless steel.
( 137 )
$26.99
Four Seasons Ultra-Cool Transmission Oil Coolers
Keep your transmission healthy with Four Seasons Ultra-Cool transmission oil coolers. The aluminum tube and fin oil coolers feed your system cool oil, protecting it from overheating and giving it the strength to climb, tow, and tackle stop-and-go city driving. Four Seasons transmission oil coolers offer your transmission efficient performance and protection. Be good to your transmission--give it a regular dose of cool oil from Four Seasons Ultra-Cool transmission oil coolers.
( 10 )
$36.99
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$39.99
On Sale
Brothers Trucks Defrost Vents
Holley Classic Trucks offers defrost vents for a variety of trucks and SUVs from the 1980s and '90s. Decades of heat and sun can cause plastic interior pieces of your square body to become brittle, faded, and break. These replacement vents are identical to the OE covers for a stock fit and appearance. They're made with new tooling and include factory mounting points for an easy installation. The vents fit both the left and right side.
( 1 )
$21.06
Four Seasons Cooling Fan Temperature Switches
Four Seasons cooling fan temperature switches are designed to exceed OEM specifications for dependable, accurate, maintenance-free operation. These replacement switches are available in many sizes and configurations to fit a wide range of cars spanning several decades.
( 6 )
$40.99
OER Authorized Radiator Brackets
OER Authorized radiator brackets are quality reproductions of the original style radiator support to radiator brackets designed for use on year-specific Chevrolet and GMC truck models. Each bracket is manufactured in stamped steel to original factory specifications and comes finished in black EDP coating for rust and corrosion prevention. The radiator brackets are sold as a pair, one bracket for RH-side and one for LH-side positions. Select the OER Authorized radiator support to radiator bracket set designed for your vehicle.
( 5 )
$21.99
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$43.98
On Sale
Mr. Gasket Chrome Water Pump Bolts
Mr. Gasket chrome water pump pulley bolts are designed to be used when installing Mr. Gasket's aluminum pulleys onto the water pump when a conventional fan is not being used. These flat socket cap screws include the washers to ensure a good install and help keep components properly positioned and attached.
( 9 )
$37.77
$25.16
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$42.68
Brothers Trucks Coolant Overflow Tanks
Is that coolant overflow tank in your classic truck leaking, cracked or damaged? Replace it with a new one from Brothers Trucks to prevent the engine from overheating, while also providing a fresh look under the hood. Brothers Trucks coolant overflow tanks are available in several applications, including for select year Chevrolet/GMC C/K Series trucks, Blazer/Jimmy and Suburban models. Each overflow coolant tank features a durable construction molded from precise tooling for easy fitment and a factory look.
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$46.97
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