1973 GMC K35/K3500 Pickup Engine Cooling Parts

Essential 1973 GMC K35/K3500 Pickup Engine Cooling Parts

Mr. Gasket – Water Neck (Part No.2557)

Water Neck

from

$25.99
This chrome plated water neck is precision die cast for a great fit. It features an O-ring style seal to prevent water leaks. These water necks are first polished to a high luster then chrome plated for lasting beauty.

Product Features:
  • Prevents water leaks
  • Precision die cast
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Felpro – Engine Water Pump Gasket (Part No.13032)

Engine Water Pump Gasket

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$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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Flex A Lite – Trimline Straight Blade Electric Fan (Part No.114)

Trimline Straight Blade Electric Fan

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$125.99
Trimline Straight Blade Electric Fan

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

Electric Fan - 14" Diameter

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$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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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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Spectre – Pulley (Part No.4498)

Pulley

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$79.99
Spectre’s high quality crankshaft, alternator and engine pulley sets are designed to help dress up your engine compartment. All of our pulleys are designed to work in OE applications and with the OE style serpentine or v-belt configuration.

Product Features:
  • Triple chrome-plated steel
  • Double belt groove
  • For long nose water pumps, 6-1/4 In. diameter, 2-1/4 In. bolt spacing- note: identify the water pump by looking at the distance between it and the timing cover
  • Easy to install with no special tools or skills required
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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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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
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ACDelco – Engine Coolant Temperature Sensor (Part No.G1852)

Engine Coolant Temperature Sensor

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$35.99
ACDelco Professional Engine Coolant Temperature Sender is a high quality aftermarket replacement component for one or more of the following vehicle systems: ignition, and/or engine fuel management. This premium aftermarket sender is manufactured to meet or exceed your expectations for fit, form, and function.

Product Features:
  • Professional, premium aftermarket replacement
  • Provides the performance and dependability you expect from ACDelco
  • Manufactured to meet expectations for fit, form, and function
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Dorman – Help – Radiator Drain Cocks (Part No.61132)

Radiator Drain Cocks

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$7.99
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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Felpro – Engine Coolant Outlet Gasket (Part No.35062)

Engine Coolant Outlet Gasket

from

$3.99
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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Carquest Premium – Engine Water Pump: New, Gasket/Seals Included (Part No.T2071)

Engine Water Pump: New, Gasket/Seals Included

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$121.99
Carquest Premium water pumps are 100% new, high-quality parts that meet or exceed original equipment (O.E.) specifications. All components, including the housing, hub, bearings, gaskets and seals are designed for long-lasting service life. These water pumps are supplied with the gaskets or seals necessary for installation. Our Carquest Premium water pumps undergo stringent testing to ensure superior performance that we stand behind with an industry-leading warranty.

Product Features:
  • 100% tested for reliable performance
  • Durable housing features precisely machined mounting surface for proper sealing and fitment
  • Equipped with weep chamber or similar feature to help prevent unnecessary replacement
  • Included heavy-duty unitized bearings, pressed-on hubs and optimal impeller clearance for a long-lasting water pump
  • All gaskets or seals necessary for water pump are included
  • This pump is driven by the accessory belt and we recommend replacement if nearing service recommendation
  • This pump is driven by the timing chain; see vehicle manufacturer recommendation for replacement of timing components
  • This pump is driven by the timing belt; see vehicle manufacturer recommendation for replacement of timing components
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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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Felpro – Engine Water Pump Gasket (Part No.30060)

Engine Water Pump Gasket

from

$1.29
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
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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
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Carquest Premium – Engine Coolant Temperature Switch (Part No.WTA1424)

Engine Coolant Temperature Switch

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$15.99
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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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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Carquest Premium – Coolant Housing/Water Outlet: Gasket Included (Part No.84852)

Coolant Housing/Water Outlet: Gasket Included

from

$24.79
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 – WATER PUMP MOUNTING GASKET SET (Part No.ES 73030)

WATER PUMP MOUNTING GASKET SET

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$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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Felpro – WATER OUTLET GASKET (Part No.35562 T)

WATER OUTLET GASKET

from

$19.99
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:
  • Problem-solving gaskets featuring advanced sealing technologies designed specifically for the repair environment
  • PermaDryPlus water outlet gaskets utilize rigid carrier construction and silicone sealing beads to ensure a long-lasting seal, including those with warped housing flanges
  • Validated for fit, form, and function
  • Quality that you can trust
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
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Carquest Premium – Radiator Cap: 16 PSI (Part No.10230)

Radiator Cap: 16 PSI

from

$9.79
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:
  • 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: 16 PSI (Part No.10226)

Radiator Cap: 16 PSI

from

$9.99
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:
  • 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 – Heavy Duty Fan Clutch – Thermal 7" Standard Rotation (Part No.215046)

Heavy Duty Fan Clutch - Thermal 7" Standard Rotation

from

$86.99
Product Features:
  • Designed, tested, and built by application
  • OE performance, fit, and appearance
  • Precision machined
  • Out of box installation
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Carquest Premium – Universal Fan Clutch – Severe Duty (Part No.215045)

Universal Fan Clutch - Severe Duty

from

$83.99
Product Features:
  • Designed, tested, and built by application
  • OE performance, fit, and appearance
  • Precision machined
  • Out of box installation
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Mr. Gasket – Thermocap Radiator Cap (Part No.2470R)

Thermocap Radiator Cap

from

$44.99
Knowing your coolant temperature can help to prevent burn injuries. Thermo Cap, with its built-in calibrated thermometer, indicates the coolant temperature. This is useful information prior to cap removal. Never attempt to remove Thermo Cap when the coolant temperature is very hot. The escaping hot coolant and steam may burn you. Check the Thermo Cap temperature indicator to determine if the coolant is cool enough to make removing Thermo Cap safe. If the coolant is very hot, then thoroughly rinse the radiator with cool water, until the coolant temperature drops into a cooler safe zone Thermo Cap’s integrated coolant reclamation valve works great with your coolant recovery system. Your radiator can reclaim coolant from your overflow bottle. Wide 30 degree to 270 degree Fahrenheit temperature range. Calibrated in centigrade and Fahrenheit. Color-coded temperature ranges. Chromed crown with a colored trim ring. Indicates coolant temperature, Helps to prevent coolant injuries, integrated coolant reclamation valve, Improves under hood appearance, Fits most domestic or import vehicles and various valve pressures available.

Product Features:
  • Indicates coolant temperature
  • Helps to prevent coolant injuries
  • Integrated coolant reclamation valve
  • Improves under hood appearance
  • Fits most domestic vehicles
  • Built in calibrated thermometer
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Mr. Gasket – Thermocap Radiator Cap (Part No.2476BK)

Thermocap Radiator Cap

from

$44.99
Knowing your coolant temperature can help to prevent burn injuries. Thermo Cap, with its built-in calibrated thermometer, indicates the coolant temperature. This is useful information prior to cap removal. Never attempt to remove Thermo Cap when the coolant temperature is very hot. The escaping hot coolant and steam may burn you. Check the Thermo Cap temperature indicator to determine if the coolant is cool enough to make removing Thermo Cap safe. If the coolant is very hot, then thoroughly rinse the radiator with cool water, until the coolant temperature drops into a cooler safe zone Thermo Cap’s integrated coolant reclamation valve works great with your coolant recovery system. Your radiator can reclaim coolant from your overflow bottle. Wide 30 degree to 270 degree Fahrenheit temperature range. Calibrated in centigrade and Fahrenheit. Color-coded temperature ranges. Chromed crown with a colored trim ring. Indicates coolant temperature, Helps to prevent coolant injuries, integrated coolant reclamation valve, Improves under hood appearance, Fits most domestic or import vehicles and various valve pressures available.

Product Features:
  • Indicates coolant temperature
  • Helps to prevent coolant injuries
  • Integrated coolant reclamation valve
  • Improves under hood appearance
  • Fits most domestic vehicles
  • Built in calibrated thermometer
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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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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 85 different Engine Cooling Parts in our inventory ranging from $1.29 to $435.99. 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 15 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 7,246 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 Spectre Engine Cooling Parts

We carry Spectre parts in our stock across Water Pump Pulleys categories, plus more. For a 1973 GMC K35/K3500 Pickup, our most popular Spectre Engine Cooling Parts include:
Pulley
from $49.99
(1)
Pulley
Water Pump Pulleys

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
(102)
Radiator Cap: 16 PSI
Engine Coolant Thermostat Housing Caps
Radiator Cap: 16 PSI
from $13.49
(65)
Radiator Cap: 16 PSI
Radiator 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 85 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
“good price, but does not come with knob to set temp”
Radiator: With Transmission Oil Cooler
from $201.99
(35)
Radiator: With Transmission Oil Cooler
“So far so good”