Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster
Availability
DODGE D300 PICKUP Cooling & Heating
Showing In Stock Items. Show All 85 Items.
Summit Racing™ Thermostats
Summit Racing offers replacement thermostats for thousands of vehicles. They're offered in a variety of styles, materials, flow rates, temperature ratings, and more. A reliable thermostat is essential to your cooling system and overall performance—kicking in precisely when your engine needs it. Order the model best suited for your application.
( 365 )
$8.99
—
$9.99
Derale Hyper-Cool Remote Fluid Coolers with Fan Kits
Derale Hyper-Cool remote fluid coolers with fan kits provide the largest temperature drop of any fan-mounted cooler. Their unique fin and plate design maximizes heat dissipation and minimizes oil pressure drop, which is especially important on late model electronic overdrive transmission applications. The Derale Hyper-Cool remote fluid coolers have AN inlets and outlets and include hose barb adapters for standard rubber line. Rated at a whopping 30,000 GVW, the Derale Performance Hyper-Cool remote fluid coolers with fan make an excellent addition to your late model diesel truck.
( 87 )
$490.16
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!
( 164 )
$44.99
—
$64.99
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.
( 158 )
$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.
( 48 )
$22.95
—
$26.95
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.
( 460 )
$38.99
—
$64.99
Flex-A-Lite Wide Blade Flex Fans
Flex-A-Lite belt-driven Flex fans feature an aggressive pitch blade design to move the most air at idle. Plus the Flex blades will flatten out at high engine rpm to reduce drag--improving horsepower and gas mileage. Specs for Flex-A-Lite Flex fans: * Stainless steel (6) blades with red stars * Stainless steel (5 or 6) blades with blue stars * Stainless steel blades with gold star (reverse rotation only) * Several diameters to choose from * Mounting pattern: 5/8 in. pilot, 1 3/4 in. to 2 1/2 in. bolt pattern * Projected width of 2 1/4 in.
( 53 )
$89.99
—
$98.99
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
$22.38
—
$32.25
Milodon Mechanical Water Pumps
• Milodon’s exclusive high efficiency impeller design is installed into new GMB castings using heavy-duty bearings and large-diameter shafts. It is the impeller that makes the pump work so much better than a standard, stock design water pump. • Milodon water pumps are available in high-volume (steel or aluminum) and standard-volume versions Pumps are direct factory replacements with OEM hose connections and bosses. • These high-volume pumps have a balanced distribution design (equal flow to both sides of the engine block) and a high-efficiency impeller that increases coolant flow up to 30 percent over stock. • These features increase coolant pressure in the block to prevent hot spots and air pockets and improve coolant flow in the radiator. • A high-flow thermostat is recommended when using a high-volume pump.
( 221 )
$44.95
—
$154.95
Four Seasons Fan Mount Pull Tie Kits
Four Seasons fan mount pull tie kits allow for the easy installation of your fan. These black nylon ties secure your fan and include holders and pads to protect your radiator. Mount your fan right with Four Seasons fan mount pull tie kits.
( 54 )
$3.99
Derale Stacked Plate Fluid Coolers
Derale stacked plate fluid coolers have more surface area than tube and fin coolers, giving you more efficient heat extraction. The units feature embossed turbulator plates and durable, brazed aluminum construction. They are equipped with AN male ports and are also available with an OEM-spec, high-temperature oil hose with swedged hose ends. Derale Performance coolers have pre-drilled mounting brackets and include hardware where noted.
( 114 )
$139.88
—
$251.61
Summit Racing™ Cast Iron Water Pumps
Some like chrome, some like powdercoat, some like nothing at all. No matter your preference, We have you covered with a big selection of Summit Racing™ mechanical cast iron water pumps. We have short and long pumps, standard and high-flow models, and a selection of finishes to meet your needs.
( 231 )
$54.99
—
$112.99
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.
( 194 )
$27.99
—
$36.99
Hayden Electric Fans
As a primary cooling source, Hayden Automotive electric fans slightly increase horsepower and fuel economy when replacing fan clutches and fan assemblies. These thin fans are manufactured with reversible blades for pusher and puller operation. Hayden uses high-quality, long-life electric motors to ensure performance and durability. They come available in 10, 12, 14, and 16 in. diameters.
( 12 )
$72.99
—
$78.99
On Sale
Frostbite Performance Cooling Aluminum Radiators
Protect your ride from overheating! Now you can maximize cooling efficiency with Frostbite's performance cooling aluminum radiators. They're engineered to cool more effectively and weigh less than the older OEM-style brass units, enhancing the overall performance of your engine. Frostbite radiators are available in a variety of application-specific fitments, each unit engineered with aircraft-quality aluminum cores, fittings, tanks with billet aluminum filler necks, and OEM-style brass petcocks. A proper cooling system starts with the right radiator—the Frostbite!
( 325 )
$460.95
—
$637.95
Summit Racing™ Classic OEM Radiators
Summit Racing™ classic OEM radiators are designed to give you top performance cooling, while fitting your vehicle's mounts, so your ride can have a new radiator without having to modify brackets and fittings. The radiators are available in various styles and sizes to best fit your application or engine bay design.
( 484 )
$307.99
Hayden Rapid-Cool Transmission Oil Coolers with Thermal Bypass
Hayden Rapid-Cool transmission oil coolers with thermal bypass are ideal for colder climates. With their patented internal pressure bypass design, they will help your transmission reach optimum operating temperature quickly by routing the fluid through the bypass channel of the cooler until fluid temperature increases. Reaching operating temperatures faster improves fuel economy and reduces friction of internal components. Hayden's design incorporates an integrated valve that eliminates the need for external valves and additional plumbing at installation. Features and benefits: * Bi-directional flow * 33 percent more efficient than traditional coolers * High efficiency louvered fins and special oil turbulators * 100 percent brazed aluminum construction offer superior strength and reliability * Available in sizes to fit a wide range of applications from compact cars to Class "A" motorhomes * All cooler brackets come pre-drilled for easy mounting * All hardware necessary for installation * 100 percent pressure-tested at the factory ensuring quality and performance
( 12 )
$57.99
—
$69.99
Hayden Electric Fan Adjustable Thermostat Kits
Hayden electric fan adjustable thermostat kits allow for a wide range of temperature adjustments for your electric fan. To help prevent your radiator from overheating, just select your fan to the temperature you want it at so it automatically goes into cool-mode. For easy installation, the sensor probe can either fit in the water-neck or between the fins of your radiator. Get your cool on with electric fan adjustable thermostat kits from Hayden!
( 84 )
$18.99
Proform High Flow Mechanical Aluminum Water Pumps
These Proform high-flow mechanical aluminum water pumps feature a stamped steel impeller spinning on heavy-duty ball bearings. The result is up to 40 percent more coolant flow, giving you real performance value for your dollar. They are available in a natural or polished finish.
( 154 )
$84.99
—
$100.95
Summit Racing™ Aluminum Water Pumps
Summit Racing™ aluminum water pumps are show and definitely GO! These high-volume pumps are made from lightweight aluminum with American-made, heavy-duty ball bearings and beefed-up bearing bosses to withstand higher rpm. Designed with bigger impellers and larger cavity size, these Summit Racing™ water pumps flow 40 percent more coolant than stock. Choose long or short styles in natural, black, chrome or shiny polished finishes. Get high flow for your ride with Summit Racing™ water pumps.
( 210 )
$99.99
Summit Racing™ Restoration Thermostat Housings
Summit Racing™ restoration thermostat housings (often called water necks) are high-quality reproductions of the original that was on your vehicle when it was new. They are designed to replace leaky or damaged stock units with durable, high-quality materials for a range of vehicles, particularly targeted for vintage Chrysler, Dodge, and Plymouth V8 engines, typically covering the 1967–1976 era. The housings are manufactured to match the fit, function, and look of the original parts, ensuring a "chrome doesn't have to get you home" reliability. The housings use a sealing style gasket for a leak-free fit.
Not Yet Reviewed
$52.99
Proform Mechanical Water Pump Housings
Proform mechanical water pump housings can help eliminate up to 10 lbs. of automotive weight. These cast aluminum stock replacements are easy to install. They're available for fitment on numerous classic models from Chrysler, Dodge, and Plymouth.
( 8 )
$153.95
MotoRad UltraStat Thermostats
MotoRad offers UltraStat thermostats for a wide range of car, truck, and van applications from the 1980s and up. Their heavy-gauge stainless steel components provide increased reliability and long-lasting durability. The thermostats feature exclusive BLVT Valve Technology to minimize thermal shock to cooling system components. Select the model and opening temperature rating recommended for your vehicle. Additional details: * Stainless steel thermal element for unmatched corrosion resistance * Revolutionary REAX wax mixture provides quicker reaction time * AccuSpring design for stable temperature control and increased cabin comfort
( 5 )
$9.99
—
$14.99
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.
( 173 )
$29.99
—
$176.99
