1973 GMC K35/K3500 Pickup Engine Cooling Parts

Essential 1973 GMC K35/K3500 Pickup Engine Cooling Parts

Carquest Premium – Engine Coolant Temperature Switch (Part No.WTA1246)

Engine Coolant Temperature Switch

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$22.79
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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Flex A Lite – Belt-Driven Fan Spacer Kit (Part No.14548)

Belt-Driven Fan Spacer Kit

from

$17.99
Belt-Driven Fan Spacer Kit

Carquest Premium – Engine Coolant Temperature Sending Unit Switch Connector (Part No.PTA1217)

Engine Coolant Temperature Sending Unit Switch Connector

from

$5.29
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:
  • Premium quality materials for longer service life
  • Designed for the OE distributor as a direct replacement part
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Imperial – Adjustable Thermostatic Fan Control (Part No.226204)

Adjustable Thermostatic Fan Control

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$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
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Carquest Premium – Engine Coolant Temperature Switch (Part No.WTA1105)

Engine Coolant Temperature Switch

from

$19.49
The engine coolant temperature sender, not to be confused with the engine coolant temperature sensor, is located anywhere within the engine cooling system, and contains a thermistor that changes in resistance value as the thermistors ambient temperature changes. The engine coolant temperature sender is fed 12 volts and is typically used in conjunction with a gauge in the instrument cluster to provide a visual representation of the engine coolant temperature condition.

Product Features:
  • Tin plated lead frame prevents corrosion and ensures a reliable terminal connection under adverse ambient conditions.
  • Lead frame terminal size and location determined using image dimension measuring system or 3D laser scanner.
  • Thermally conductive grease within the housing providing the most accurate temperature transfer from the engine to the thermistor.
  • Plated brass or aluminum housings to prevent housing corrosion, ensures effective heat distribution to thermal element, and ensure a secure and leak-free thread mount.
  • Computer-Aided Design (CAD), laser scanning and 3D printing – utilizing Fused Deposition Modeling (FDM) and Stereolithography (SLA) – in the connector terminal design process ensures speed-to-market and a precise connector fit guaranteed.
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Carquest Premium – Universal Fan Clutch – Non-Thermal (Part No.211043)

Universal Fan Clutch - Non-Thermal

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$38.49
Product Features:
  • Designed, tested, and built by application
  • OE performance, fit, and appearance
  • Precision machined
  • Out of box installation
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KAI – Rad Mount Bushing (Part No.GMK4012326682S)

Rad Mount Bushing

from

$22.99
New Goodmark 4 Piece Set Of Radiator Mount Cushions, For Models With 4 Row Radiators

Product Features:
  • For Models With 4 Row Radiators
  • 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
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Carquest Premium – Engine Water Pump: New, Gasket/Seals Included (Part No.T5084)

Engine Water Pump: New, Gasket/Seals Included

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$75.99
Carquest Premium drive motor inverter cooler water pumps are 100% new, high-quality parts that meet or exceed original equipment (O.E.) specifications. All components, including the housing, impeller, controller, gaskets, and seals are designed for long-lasting service life. These electric water pumps are supplied with the gaskets or seals necessary for installation. Our Carquest Premium auxiliary water pumps undergo stringent testing to ensure superior performance that we stand behind with an industry-leading warranty.

Product Features:
  • Built to meet or exceed OE fit, form and function
  • All components necessary for installation are supplied with pump
  • 100% tested for reliable performance
  • Follow all enclosed instructions to maximize pump life and validate warranty
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KAI – Radiator (Part No.RAD369)

Radiator

from

$449.99
New Platinum Pro Radiator, 2 Row Core, Replaces 4 Row Copper/Brass Core

Product Features:
  • 2 Row Core, Replaces 4 Row Copper/Brass Core, 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
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Imperial – Electric Fan – 12" Diameter (Part No.226112)

Electric Fan - 12" Diameter

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$94.99
Electric fan with 12″ diameter. Imperial electric fans are reversible for push or pull operation and are designed with a thin, aerodynamic profile for applications with limited space.

Product Features:
  • Rapid-Cool® Thin-Line electric fans
  • 12″ Diameter
  • 800 CFM
  • Use as a pusher or puller fan
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Felpro – Engine Water Pump Gasket (Part No.5152)

Engine Water Pump Gasket

from

$2.99
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
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Mr. Gasket – Water Outlet Gasket (Part No.740C)

Water Outlet Gasket

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$8.49
This is a high quality gasket that will seal that leaking water neck, and provide you with years of service. This gasket works well in all applications.

Product Features:
  • Made From Cellulose/Nitrile Composition
  • Provides Excellent Sealing And Durability
  • These Gaskets Are Die Cut For a Precision Fit
  • Fits Small Block Chevy V8 Engines 1955-’90
  • Fits Big Block Chevy V8 Engines 1965-’90
  • Fits Small Block Chrysler 318/360 1979-’92
  • Fits Small Block Chrysler 3.9L/5.2L/5.9L Magnum 1992-’03
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Flex A Lite – 400 Series Nylon Flex Fan (Part No.418)

400 Series Nylon Flex Fan

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$34.99
400 Series Nylon Flex Fan

Dorman – Coolant Housing/Water Outlet: With Housing and Gasket, 15 Degree Neck Angle (Part No.902-2009)

Coolant Housing/Water Outlet: With Housing and Gasket, 15 Degree Neck Angle

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$12.79
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
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ARP Auto Racing – ARP Water Pump Bolt Kit (Part No.134-3203)

ARP Water Pump Bolt Kit

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$18.99
ARP water pump bolt kits are available in either a polished stainless steel or black oxide chromoly finish. They come in your choice of standard hex bolts or compact 12-point fasteners. Secure your water pump in high performance style.

Product Features:
  • 7/16″ 12-Point Socket Size(s)
  • 8740 Chromoly
  • Black Oxide
  • Chevy Small Block
  • Short Water Pump
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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.
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Dorman – Help – Radiator Drain Cocks (Part No.61122)

Radiator Drain Cocks

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$4.99
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
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Mr. Gasket – Water Outlet Gasket (Part No.740)

Water Outlet Gasket

from

$5.99
Manufactured from a blend of nitrile rubber and fiber for excellent sealing and durability. Precision die cut for application.

Product Features:
  • This gasket is bulk packaged
  • Made from Cellulose/Nitrile Composition
  • Provides Excellent Sealing and Durability
  • These Gaskets are Die Cut for a Precision Fit
  • Fits Small Block Chevy V8 Engines 1955-’90
  • Fits Big Block Chevy V8 Engines 1965-’90
  • Fits Small Block Chrysler 318/360 1979-’92
  • Fits Small Block Chysler 3.9L/5.2L/5.9L Magnum 1992-’03
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Carquest Premium – Radiator Cap: 16 PSI (Part No.10330)

Radiator Cap: 16 PSI

from

$13.49
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
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Motorad – Thermostat Kit: Includes Housing, Thermostat and Gasket, 195 Degrees (Part No.4899KT)

Thermostat Kit: Includes Housing, Thermostat and Gasket, 195 Degrees

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$15.99
Kit includes thermostat, housing, and all necessary seals/gaskets to do the complete job. These individual parts are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat and housing 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
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Felpro – WATER PUMP MOUNTING GASKET SET (Part No.ES 73030)

WATER PUMP MOUNTING GASKET SET

from

$7.49
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
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Motorad UltraStats – Thermostat: 180 Degrees (Part No.5200-180)

Thermostat: 180 Degrees

from

$14.29
This premium upgraded thermostat is everything you were looking for. UltraStat Thermostats are the toughest thermostats on the market. All heavy gauge stainless steel construction provides long-life durability, as well as complete corrosion resistance. Exclusive BLVT Valve technology minimizes thermal shock to cooling system components. This is the perfect upgrade to help insure your cooling system is working exactly as you need and expect it to for longevity.

Product Features:
  • Heavy gauge stainless steel components offer increased reliability and long-lasting durability
  • Exclusive BLVT Valve Technology minimizes thermal shock to cooling system components
  • Stainless steel thermal element for unmatched corrosion resistance and revolutionary REAX wax mixture provides quicker reaction time
  • AccuSpring Design for stable temperature control and increased cabin comfort
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Carquest Premium – Radiator Cap: 13 PSI (Part No.10329)

Radiator Cap: 13 PSI

from

$10.49
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
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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
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Mr. Gasket – Chrome Plated Steel Water Pump Pulley (Part No.4967)

Chrome Plated Steel Water Pump Pulley

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$87.19
Replace your stock black water pump pulley with a chrome plated steel pulley from Mr. Gasket. The pulleys are highly polished then chrome plated for lasting beauty. Designed for big block Chevrolet engines with 5/8 inch water pump shaft.

Product Features:
  • Chrome plated steel
  • 1969-Up Big Block Chevrolet
  • For engines with 5/8¿ water pump shaft
  • For engines with 5/8┐ water pump shaft
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Carquest Premium – Coolant Housing/Water Outlet: Gasket Included (Part No.84899)

Coolant Housing/Water Outlet: Gasket Included

from

$15.79
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
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Felpro – Engine Water Pump Gasket (Part No.13032)

Engine Water Pump Gasket

from

$2.99
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
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Felpro – Engine Water Pump Gasket (Part No.11725)

Engine Water Pump Gasket

from

$1.99
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
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1973 GMC K35/K3500 Pickup Engine Cooling Parts

Maybe you’re in the middle of a full rebuild of that 1973 GMC K35/K3500 Pickup. Maybe you just need a couple of Engine Cooling Parts. Either way, Advance Auto Parts has 93 different Engine Cooling Parts in our inventory ranging from $1.29 to $411.99. That means you can find the exact parts or products you need to keep that 1973 GMC K35/K3500 Pickup running smoothly.

Engine Cooling Parts are only as good as their brand. We stock 16 different brands to make sure you have plenty of trusted parts to choose from for your 1973 GMC K35/K3500 Pickup. Carquest Premium, Felpro, and Motorad UltraStats 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 1973 GMC K35/K3500 Pickup, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 7,081 reviews in this category, some of the top rated parts include Electric Fan – 12" Diameter with 3.5 stars and Adjustable Thermostatic Fan Control with 4.8 stars.

So if you’re in the market for aftermarket Engine Cooling Parts to keep your 1973 GMC K35/K3500 Pickup 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 1973 GMC K35/K3500 Pickup Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1973 GMC K35/K3500 Pickup 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 K35/K3500 Pickup the best it can be. Be sure to browse some of our top Engine Cooling Parts brands and parts.

Popular Flex A Lite Engine Cooling Parts

We carry Flex A Lite parts in our stock across Radiator Fan Spacers categories, plus more. For a 1973 GMC K35/K3500 Pickup, our most popular Flex A Lite Engine Cooling Parts include:
Belt-Driven Fan Spacer Kit
from $22.99
(1)
Belt-Driven Fan Spacer Kit
Radiator Fan Spacers

Top 1973 GMC K35/K3500 Pickup Engine Cooling Parts from Carquest Premium

Carquest Premium products are another trusted brand when it comes to Engine Cooling Parts for your 1973 GMC K35/K3500 Pickup. Popular Carquest Premium parts include:
Standard Thermostat: 195 Degrees
from $9.99
(107)
Standard Thermostat: 195 Degrees
Thermostats
Radiator Cap: 16 PSI
from $9.79
(103)
Radiator Cap: 16 PSI
Radiator Caps
Radiator Cap: 16 PSI
from $13.49
(65)
Radiator Cap: 16 PSI
Coolant Reservoir Caps

FAQs for 1973 GMC K35/K3500 Pickup Engine Cooling Parts

What are the most purchased Engine Cooling Parts for the 1973 GMC K35/K3500 Pickup?

Out of 93 Engine Cooling Parts for the 1973 GMC K35/K3500 Pickup, the most popular in our inventory are:
Engine Water Pump Gasket
from $2.99
(68)
Engine Water Pump Gasket
Water Pump Gaskets
Engine Coolant Outlet Gasket
from $3.99
(100)
Engine Coolant Outlet Gasket
Thermostat Housing Gaskets
Standard Thermostat: 180 Degrees
from $9.99
(36)
Standard Thermostat: 180 Degrees
Thermostats

What are the top-rated 1973 GMC K35/K3500 Pickup Engine Cooling Parts?

Top-rated Engine Cooling Parts for your 1973 GMC K35/K3500 Pickup based on customer reviews/ratings are:
Electric Fan - 12" Diameter
from $94.99
(38)
Electric Fan – 12" Diameter
“good”
Adjustable Thermostatic Fan Control
from $22.99
(35)
Adjustable Thermostatic Fan Control
“Advance kicks butt”
Radiator: With Transmission Oil Cooler
from $201.99
(35)
Radiator: With Transmission Oil Cooler
“This is working out well for my show car. My 1975 Chevy Malibu”