1966 Chrysler 300 Engine Cooling Parts

Essential 1966 Chrysler 300 Engine Cooling Parts

Carquest Premium – Radiator Cap Tester Adapter (Part No.12552)

Radiator Cap Tester Adapter

from

$14.29
Tester adapter for the MT-300 cooling system pressure testers. Professional grade test equipment to ensure an automotive cooling system is operating at the correct pressure. Made from high quality materials to ensure durability. Designed to test automotive coolant caps.

Product Features:
  • Machined metal construction
  • Works with MT-300 pressure tester
  • Tests coolant caps
  • Professional quality
See More

Carquest Premium – Standard Thermostat: 160 Degrees (Part No.13356)

Standard Thermostat: 160 Degrees

from

$9.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.

Product Features:
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
See More

Dorman – Coolant Housing/Water Outlet: With Housing and Gasket, 30 Degree Neck Angle (Part No.902-3022)

Coolant Housing/Water Outlet: With Housing and Gasket, 30 Degree Neck Angle

from

$13.49
This replacement engine coolant thermostat housing is engineered to match the fit and durability of the stock thermostat housing on specified vehicles. It is designed to withstand extreme temperature changes to extend service life.

Product Features:
  • Ideal replacement – this engine coolant thermostat housing directly replaces the original housing on specified vehicle years, makes and models.
  • Durable construction – this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking.
  • Cost-effective and reliable – offers original manufacturer quality at lower cost than getting replacement at dealer
  • Industry-leading design – professionally engineered by the aftermarket leader in replacement thermostat housings
See More

Mahle – Engine Coolant Thermostat Housing Gasket (Part No.G4020311554MAH)

Engine Coolant Thermostat Housing Gasket

from

$11.86
The Mahle Engine Coolant Thermostat Housing Gasket is a high quality Original Equipment replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • Seals the thermostat housing and helps prevent coolant from leaking from the engine for proper engine temperature
  • Premium Original Equipment replacement
  • Provides performance and dependability
  • Manufactured to meet OE specifications
See More

Felpro – Engine Water Pump Gasket (Part No.11730)

Engine Water Pump Gasket

from

$2.49
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design
  • Manufactured for the sealing repair environment
  • Validated for fit, form, and function
  • Quality that you can trust
See More

Dorman – Help – Drain Cock-Brass-1/4 In. NPT (Part No.61106)

Drain Cock-Brass-1/4 In. NPT

from

$5.99
This radiator drain petcock is a direct replacement for the original equipment plug that may have deteriorated or corroded. Made of quality materials, this petcock is engineered to strict standards for durable use over time.

Product Features:
  • Direct replacement – this radiator drain petcock matches the fit and function of the original equipment part.
  • Durable construction – this part is made of quality materials for a long service life
  • Saves money – offers original equipment quality at a competitive price
  • Quality assured – this petcock has undergone virtual testing to assure proper fit and function
See More

Carquest Premium – Universal Standard Rotation Thermal Heavy Duty Fan Clutch (Part No.216087)

Universal Standard Rotation Thermal Heavy Duty Fan Clutch

from

$125.99
Product Features:
  • Designed, tested, and built by application
  • OE performance, fit, and appearance
  • Precision machined
  • Out of box installation
See More

Carquest Premium – Universal Fan Clutch – Non-Thermal (Part No.211026)

Universal Fan Clutch - Non-Thermal

from

$33.99
Product Features:
  • OE performance, fit, and appearance
  • Built and assembled in the USA
  • Tested to meet or exceed OE specifications
  • Out of box installation
See More

Imperial – Electric Fan – 14" Diameter (Part No.226114)

Electric Fan - 14" Diameter

from

$99.99
Product Features:
  • Motors built and tested to quality specifications
  • 14 in. universal fit reversible fan
  • 1250 CFM
  • UNIVERSAL fan, NOT a direct OE replacement. Measure core and verify space.
See More

Dorman – Radiator Fan Assembly: Single, Cost Effective And Reliable (Part No.621-526)

Radiator Fan Assembly: Single, Cost Effective And Reliable

from

$204.99
This engine cooling fan assembly is precision-engineered to match the fit and performance of the stock radiator fan on specific vehicle years, makes and models. It has been rigorously tested to ensure it cools as effectively as the original part.

Product Features:
  • Ideal replacement – this engine cooling fan assembly was precision-engineered to match the fit and performance of the stock radiator fan assembly on specific vehicles.
  • Complete package – assembly is designed with the same materials and components as the original part.
  • Quality assured – motors are tested in laboratory settings to ensure performance
  • Cost effective and reliable – trustworthy manufacturing for far less than same part at the dealership
See More

Flex A Lite – Belt-Driven Fan Spacer Kit (Part No.14536)

Belt-Driven Fan Spacer Kit

from

$22.99
Belt-Driven Fan Spacer Kit

Carquest Premium – Coolant Housing/Water Outlet: Gasket Included (Part No.84805)

Coolant Housing/Water Outlet: Gasket Included

from

$26.99
We are proud to offer this CARQUEST product line: CARQUEST Water Outlets. Our products are engineered and tested to provide years of trouble free operation and designed to be hassle free OE replacement part that meets and/or exceeds OE standards. Backed by over 50 years of mobile temperature control experience, fix it once and fix it right with CARQUST Water Outlets and Thermostat Housings.

Product Features:
  • Meets and/or exceeds OEM standard
  • Includes quality gasket or O-ring to ensure proper seal (where applicable)
  • Coated with corrosion and rust inhibitor
  • 100% leak tested
  • Direct-fit replacement for ease of installation
See More

Carquest Premium – Coolant Housing/Water Outlet: Gasket Included (Part No.84830)

Coolant Housing/Water Outlet: Gasket Included

from

$14.29
We are proud to offer this CARQUEST product line: CARQUEST Water Outlets. Our products are engineered and tested to provide years of trouble free operation and designed to be hassle free OE replacement part that meets and/or exceeds OE standards. Backed by over 50 years of mobile temperature control experience, fix it once and fix it right with CARQUST Water Outlets and Thermostat Housings.

Product Features:
  • Meets and/or exceeds OEM standard
  • Includes quality gasket or O-ring to ensure proper seal (where applicable)
  • Coated with corrosion and rust inhibitor
  • 100% leak tested
  • Direct-fit replacement for ease of installation
See More

Mr. Gasket – Thermocap Radiator Cap (Part No.2471S)

Thermocap Radiator Cap

from

$47.99
Knowing your coolant temperature can help to prevent burn injuries. Thermocap Cap, with its built-in calibrated thermometer, indicates the coolant temperature. This is useful information prior to cap removal. Never attempt to remove Thermocap Cap when the coolant temperature is very hot. The escaping hot coolant and steam may burn you. Reclamation valve works great with your coolant recovery system. Your radiator can reclaim coolant from your overflow bottle. Wide 30 degree to 270 degree F temperature range. Calibrated in centigrade and Fahrenheit. Color-coded temperature ranges.

Product Features:
  • Indicates Coolant Temperature
  • Helps to Prevent Injuries from coolant or steam burns
  • Integrated Coolant Reclamation Valve
  • Improves Underhood Appearance
  • Fahrenheit and centigrade readings
  • Various valve pressures available
See More

Carquest Premium – Radiator Cap: 16 PSI (Part No.10331)

Radiator Cap: 16 PSI

from

$16.79
Crafted to meet the exact specifications set by Original Equipment Manufacturers (OEM), these products are engineered for effortless installation and removal. Constructed from premium-grade components, incorporating proper relief and vacuum valves, they ensure optimal performance even in the most demanding automotive cooling systems. Rigorously quality-tested, these components provide exceptional, out-of-the-box performance and superior durability to meet or exceed the highest standards of today’s vehicles.

Product Features:
  • Safety lever to vent coolant pressure before removal
  • Maintains proper cooling system pressure
  • Easy installation and removal
  • 100% tested to ensure proper pressure and longevity
  • Meets all OEM specifications
See More

Carquest Premium – Temperature Sender With Gauge (Part No.WTC1252)

Temperature Sender With Gauge

from

$4.99
Approved materials for increased durability in even the most extreme temperatures. All MotoRad Coolant Temperature Sensors are designed to meet or exceed OEM specifications at our ISO TS16949 manufacturing facilities.

Product Features:
  • 100% factory resistance calibrated to ensure precision tolerances, resulting in extremely accurate temperature for optimal performance
  • Thread Sealant and/or O-ring pre-installed on applicable sensors to ensure leak free performance
  • Brass sensor housing precision machined to meet or exceed OE thermal conductivity
  • OE precision matched thermistor position for correct output parameters
  • Extensive product testing includes salt spray, high/low temperature impact, thermal vibration, durability, static electricity, and micro tension, among other tests, to ensure all sensors meet or exceed OEM specifications.
See More

Carquest Premium – Temperature Sender With Gauge (Part No.WTC1097)

Temperature Sender With Gauge

from

$16.99
Approved materials for increased durability in even the most extreme temperatures. All MotoRad Coolant Temperature Sensors are designed to meet or exceed OEM specifications at our ISO TS16949 manufacturing facilities.

Product Features:
  • 100% factory resistance calibrated to ensure precision tolerances, resulting in extremely accurate temperature for optimal performance
  • Thread Sealant and/or O-ring pre-installed on applicable sensors to ensure leak free performance
  • Brass sensor housing precision machined to meet or exceed OE thermal conductivity
  • OE precision matched thermistor position for correct output parameters
  • Extensive product testing includes salt spray, high/low temperature impact, thermal vibration, durability, static electricity, and micro tension, among other tests, to ensure all sensors meet or exceed OEM specifications.
See More

Carquest – Engine Coolant Temperature Switch (Part No.WT356)

Engine Coolant Temperature Switch

from

$19.99
High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.

Product Features:
  • Designed to OE standards for ease of installation
  • In manufacturing, we custom form the wax pellets for different temperature range specifications. All units are calibrated & tested to confirm switch actuation at their specified temperature
  • The switch is designed using a formed bimetallic contact arm. The bimetal contact movement is achieved using the different expansion rates of two metals fused together. This is a creep action device, provides precise performance
  • In production, all thermal switches are factory-calibrated to make electrical contact at the specified lower-temperature set point
  • Robust design and high grade materials meet the stringent demands of today’s service professional
  • BWD is a global manufacturer of original equipment ignition products, complete quality control is maintained through the manufacturing process from componentry to finished product
See More

Carquest Premium – Temperature Sender With Gauge and Thread Sealant (Part No.WTC1129)

Temperature Sender With Gauge and Thread Sealant

from

$67.99
Approved materials for increased durability in even the most extreme temperatures. All MotoRad Coolant Temperature Sensors are designed to meet or exceed OEM specifications at our ISO TS16949 manufacturing facilities.

Product Features:
  • 100% factory resistance calibrated to ensure precision tolerances, resulting in extremely accurate temperature for optimal performance
  • Thread Sealant and/or O-ring pre-installed on applicable sensors to ensure leak free performance
  • Brass sensor housing precision machined to meet or exceed OE thermal conductivity
  • OE precision matched thermistor position for correct output parameters
  • Extensive product testing includes salt spray, high/low temperature impact, thermal vibration, durability, static electricity, and micro tension, among other tests, to ensure all sensors meet or exceed OEM specifications.
See More

KAI – Radiator (Part No.RAD2766)

Radiator

from

$112.99
New Platinum Pro Radiator, 2.7/3.5/5.7/6.1 Liter Engines, Automatic Transmission, 1 Row Core, Standard Cooling

Product Features:
  • 2.7/3.5/5.7/6.1 Liter Engines, Automatic Transmission, 1 Row Core, Standard Cooling, Made Of Plastic and Aluminum
  • Meets All Federal Motor Safety Standards
  • No Drilling Needed For Installation
  • No Modifications Needed For Installation
  • Direct Fit Replacement For Your Vehicle
  • Same Form Fit And Function As OE
  • Check Out The Large Selection Of Parts Available For Your Vehicle
See More

CSF – OE Quality Radiator (Part No.G1000219037CSF)

OE Quality Radiator

from

$173.91
Plastic Tank / Aluminum Core Radiator CSF prides itself on using the most advanced technologies, machines, and experienced personnel to design, develop, and manufacture the world’s best cooling systems. With three privately owned, ISO certified manufacturing facilities that supply to local OE brands, CSF houses the industry’s best manufacturing equipment. CSF’s world class facilities manufacture the highest quality cooling system products available. Thanks to our cutting edge capabilities, we are able to produce the strongest and most complicated components with ease. CSF leads the industry in multi-fit models, which provides customers with additional application coverage, while reducing inventory. All CSF radiators undergo a rigorous testing process in our state-of-the-art testing lab. Our procedures and requirements set the bar for cooling system reliability and performance:

Product Features:
  • Individually leak tested
  • Vibration cycle tested
  • Thermal cycle tested
  • Wind tunnel tested for optimal radiator core cooling efficiency
  • Burst pressure and impulse cycle tested for strength
  • Salt spray tested for corrosion protection
  • 10 foot box “drop test” to ensure packaging protection
  • 30 point fitment inspection on critical dimensions to ensure OE fitment with no modifications necessary
See More

Driveworks Water Pumps – Water Pump: New, Installation Gasket Included (Part No.58-645)

Water Pump: New, Installation Gasket Included

from

$65.99
Driveworks Water Pumps offer a complete replacement part solution, with application coverage that spans from antique to present-day vehicles. All units are 100% tested and engineered to meet or exceed OEM performance, providing you a quality product you and your vehicle can rely on. All units are manufacturered with brand new components and are packaged with all gaskets required for replacement.

Product Features:
  • 100% Factory tested for leakage and dimensional precision
  • Manufactured to original casting specifications to ensure a proper fit and proper water flow for efficient cooling
  • Bearings made of heat-treated carbon or carburized steel are sealed and lubricated to ensure smooth performance throughout units life
  • Assembled with new, high-quality unitized shaft seals to prevent premature leakage
  • Supplied with gasket and other seals/gaskets as applicable per application to help complete the job
  • This pump is driven by the accessory belt and we recommend replacement if nearing service recommendation
See More

Edelbrock – Water Pump #88143 For 1958-79 BB Chrysler 361-440, Standard Rotation, Black (Part No.88143)

Water Pump #88143 For 1958-79 BB Chrysler 361-440, Standard Rotation, Black

from

$247.99
Edelbrock #88143 Water Pump big block Chrysler 361-440?1958-79 black ideal to prevent overheating in street rods and street machines, as well as in tow rigs and motorhomes. Using state-of-the-art racing technology, Edelbrock has designed these “super cool

Product Features:
  • Reverse Impeller Rotation
  • 0.625 in. Pilot Shaft
  • 0.750 in. Ball/Ball Bearing
  • 3.07 in. Block To Hub Height
  • Black Finish
See More

Permatex – High-Torque, High-Vibration RTV Silicone Gasket Maker, 13 OZ (Part No.82195)

High-Torque, High-Vibration RTV Silicone Gasket Maker, 13 OZ

from

$26.99
Permatex Ultra Grey is specified for high torque and high vibration applications. Ultra Grey offers a sensor-safe, low odor, non-corrosive formula and is OEM specified to fit dealership warranty requirements. This high performance gasket maker meets performance specs of OE silicone gaskets and can be used on high torque and vibration applications such as valve covers, water pump, intake manifold end seals ad thermostat housings.

Product Features:
  • High torque and rigidity
  • Sensor-safe, non-corrosive formula
  • OEM specified
  • Low-odor, non-corrosive formula
  • Ideal for closed spaced bolt patterns
See More

Felpro – Engine Water Pump Gasket (Part No.11731)

Engine Water Pump Gasket

from

$3.29
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design
  • Manufactured for the sealing repair environment
  • Validated for fit, form, and function
  • Quality that you can trust
See More

Imperial – Thermostatic Fan Control – Preset (Part No.226206)

Thermostatic Fan Control - Preset

from

$38.49
Controls the operating temperature of Imperial electric fans. Operates up to 2 fans.

Product Features:
  • Preset thermostatic fan control
  • 185°F preset
  • For use with Imperial electric fans
  • Probe installs into radiator fins
See More

Imperial – Adjustable Thermostatic Fan Control (Part No.226204)

Adjustable Thermostatic Fan Control

from

$55.99
Adjustable Thermostatic Fan Control. 160-210°F; push-in probe. Controls the operating temperature of Imperial electric fans. Operates up to 2 fans.

Product Features:
  • Adjustable thermostatic fan control
  • 160-210°F push-in probe
  • For use with Imperial electric fans
  • Probe installs into radiator fins
See More

Imperial – Thermostatic Fan Control – Adjustable (Part No.226208)

Thermostatic Fan Control - Adjustable

from

$62.99
Controls the operating temperature of Imperial electric fans. Operates up to 2 fans.

Product Features:
  • Adjustable thermostatic fan control
  • 160°F – 210°F thread-in probe
  • For use with Imperial electric fans
  • Thread-in probe for installation in water jacket or radiator
See More

1966 Chrysler 300 Engine Cooling Parts

Maybe you’re in the middle of a full rebuild of that 1966 Chrysler 300. Maybe you just need a couple of Engine Cooling Parts. Either way, Advance Auto Parts has 38 different Engine Cooling Parts in our inventory ranging from $2.49 to $577.99. That means you can find the exact parts or products you need to keep that 1966 Chrysler 300 running smoothly.

Engine Cooling Parts are only as good as their brand. We stock 8 different brands to make sure you have plenty of trusted parts to choose from for your 1966 Chrysler 300. Carquest Premium, Imperial, and FELPRO are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Engine Cooling Parts for your 1966 Chrysler 300, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 2,252 reviews in this category, some of the top rated parts include Heavy Duty Fan Clutch – Thermal 7" Standard Rotation with 4.9 stars and Thermocap Radiator Cap with 3.2 stars.

So if you’re in the market for aftermarket Engine Cooling Parts to keep your 1966 Chrysler 300 rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Engine Cooling Parts Brands To Make Your 1966 Chrysler 300 Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1966 Chrysler 300 demands trusted brand parts and products to keep it running. Many trusted brands of Engine Cooling Parts make up Advance Auto Parts’ inventory, and all are ready to help make your 300 the best it can be. Be sure to browse some of our top Engine Cooling Parts brands and parts.

Popular Felpro Engine Cooling Parts

We carry Felpro parts in our stock across Thermostat and Water Outlet Gaskets categories, plus more. For a 1966 Chrysler 300, our most popular Felpro Engine Cooling Parts include:
Engine Coolant Outlet Gasket
from $4.29
(8)
Engine Coolant Outlet Gasket
Thermostat and Water Outlet Gaskets

Top 1966 Chrysler 300 Engine Cooling Parts from Carquest Premium

Carquest Premium products are another trusted brand when it comes to Engine Cooling Parts for your 1966 Chrysler 300. Popular Carquest Premium parts include:
Radiator Cap: 16 PSI
from $9.79
(260)
Radiator Cap: 16 PSI
Radiator Caps
Radiator Cap: 16 PSI
from $16.79
(91)
Radiator Cap: 16 PSI
Radiator Caps
Radiator Cap: 13 PSI
from $9.79
(51)
Radiator Cap: 13 PSI
Radiator Caps

FAQs for 1966 Chrysler 300 Engine Cooling Parts

What are the most purchased Engine Cooling Parts for the 1966 Chrysler 300?

Out of 38 Engine Cooling Parts for the 1966 Chrysler 300, the most popular in our inventory are:
Radiator Cap: 13 PSI
from $10.49
(48)
Radiator Cap: 13 PSI
Radiator Caps
Adjustable Thermostatic Fan Control
from $22.99
(35)
Adjustable Thermostatic Fan Control
Engine Cooling Fan Controllers
Adjustable Thermostatic Fan Control
from $55.99
(33)
Adjustable Thermostatic Fan Control
Engine Cooling Fan Controllers

What are the top-rated 1966 Chrysler 300 Engine Cooling Parts?

Top-rated Engine Cooling Parts for your 1966 Chrysler 300 based on customer reviews/ratings are:
Heavy Duty Fan Clutch - Thermal 7" Standard Rotation
from $86.99
(25)
Heavy Duty Fan Clutch – Thermal 7" Standard Rotation
“This works great. Keeps engine cool. Great price.”
Thermocap Radiator Cap
from $47.99
(17)
Thermocap Radiator Cap
“Worth the money if only for the looks. And will tell you the temp outside”
Electric Fan - 14" Diameter
from $99.99
(14)
Electric Fan – 14" Diameter
“Fit fine. Easy install. Cools the car.”