Chevrolet Bel Air Radiator Caps

Your Chevrolet Bel Air will be happy to know that the search for the right Radiator Caps you’ve been looking for is over! Advance Auto Parts has 12 different Radiator Caps for your vehicle, ready for shipping or in-store pick up. The best part is, our Chevrolet Bel Air Radiator Caps start from as little as $6.29.

When it comes to your Chevrolet Bel Air, you want parts and products from only trusted brands. Here at Advance Auto Parts, we work with only top reliable Radiator Caps brands so you can shop with complete confidence. Some of our top Radiator Caps brands are Carquest Premium and Mr. Gasket. We’re sure you will get the right product to keep that Bel Air running for a long time.

We even have reviews of our OEM and aftermarket Radiator Caps products to help you buy with confidence. Hear from other customers via the 10,806 reviews on parts for your Chevrolet Bel Air.

Shop online, find the best price on the right product, and have it shipped right to your door. If you prefer to shop in person for the right Radiator Caps for your Bel Air, visit one of our local Advance Auto Parts locations and you’ll be back on the road in no time!

Compare 25 Chevrolet Radiator Caps

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
See More

Carquest Premium – Radiator Cap: 7 PSI (Part No.10228)

Radiator Cap: 7 PSI

from

$6.29
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
See More

ACDelco – GM Original Equipment Radiator Cap (Part No.G1010205985ACD)

GM Original Equipment Radiator Cap

from

$18.88
An ACDelco GM Original Equipment Radiator Cap is a spring loaded cap that seals the radiator filler neck or surge tank, and is a GM-recommended replacement for your vehicle’s original component. It maintains pressure on the cooling system while the engine is operating, which raises the boiling point of the engine coolant. It also replenishes the system with coolant from the expansion tank (if equipped) when the engine cools off. This original equipment radiator cap has been manufactured to fit your specific GM vehicle, providing the same performance, durability, and service life you expect from General Motors. Get the GM quality you know and trust with ACDelco GM Original Equipment Thermostats and Caps. Stay with the brand of parts your General Motors vehicle came with and get peace of mind that the fit, form, and function is up to the high standards and specifications of General Motors. ACDelco GM Original Equipment Thermostats and Caps are engineered for virtually every model of GM car, light duty truck, and sport utility vehicle.

Product Features:
  • Seal and maintain pressure on the cooling system for vehicle safety
  • Raise the boiling point of the engine coolant to maintain efficiency
  • Fit most models of GM vehicles for expanded coverage
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
See More

Sankei Switches – Sankei Switches Radiator Cap (Part No.G1010121551SAK)

Sankei Switches Radiator Cap

from

$12.25
The Sankei Switches radiator cap range has been developed to operate within original equipment manufacturer’s specifications. A faulty radiator cap can cause your car to boil-over at a lower temperature. Test or replace the coolant cap when servicing the cooling system.

Product Features:
  • Meets Original Equipment specifications.
  • Made from premium materials.
  • Designed to function on open cooling systems and overflow reservoir type systems.
See More

Sankei Switches – Sankei Switches Radiator Cap (Part No.G101045813SAK)

Sankei Switches Radiator Cap

from

$9.57
The Sankei Switches radiator cap range has been developed to operate within original equipment manufacturer’s specifications. A faulty radiator cap can cause your car to boil-over at a lower temperature. Test or replace the coolant cap when servicing the cooling system.

Product Features:
  • Meets Original Equipment specifications.
  • Made from premium materials.
  • Designed to function on open cooling systems and overflow reservoir type systems.
See More

Carquest Premium – Radiator Cap: 16 PSI (Part No.10231)

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
See More

Carquest Premium – Radiator Cap: 18 PSI (Part No.10234)

Radiator Cap: 18 PSI

from

$6.79
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
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 – 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
See More

Carquest Premium – Radiator Cap: 13 PSI (Part No.10229)

Radiator Cap: 13 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
See More

Carquest Premium – Radiator Cap: 13 PSI (Part No.10241)

Radiator Cap: 13 PSI

from

$14.99
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
See More

Carquest Premium – Radiator Cap: 16 PSI (Part No.10333)

Radiator Cap: 16 PSI

from

$21.99
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:
  • 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 – Radiator Cap: 18 PSI (Part No.10269)

Radiator Cap: 18 PSI

from

$18.29
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
  • Meets all OEM specifications
  • 100% tested to ensure proper pressure and longevity
See More

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

Thermocap Radiator Cap

from

$46.99
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
See More

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
See More

Carquest Premium – Radiator Cap: (Part No.10203)

Radiator Cap:

from

$8.79
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
See More

Carquest Premium – Radiator Cap: 9 PSI (Part No.10237)

Radiator Cap: 9 PSI

from

$8.29
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
See More

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

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
See More

Carquest Premium – Radiator Cap: 7 PSI (Part No.10328)

Radiator Cap: 7 PSI

from

$7.79
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

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
See More

Carquest Premium – Radiator Cap: 4 PSI (Part No.10308)

Radiator Cap: 4 PSI

from

$8.29
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 – Radiator Cap: 4 PSI (Part No.10208)

Radiator Cap: 4 PSI

from

$7.79
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
See More

Autopart International Inc – Expansion Tank Cap (Part No.G10402078606API)

Expansion Tank Cap

from

$12.22
Expansion Tank Cap

Dorman – Help – Radiator Cap (Part No.54237)

Radiator Cap

from

$22.99
This radiator cap is designed to match the fit and function of the original cap on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this radiator cap is designed to match the fit and function of the original cap on specified vehicles
  • Restores functionality – reliable replacement for an original cap that is missing, leaking or failed due to gasket fatigue and heat
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

ACDelco – Expansion Tank Cap (Part No.G1040202900ACD)

Expansion Tank Cap

from

$21.45
Expansion Tank Cap

FAQs for Chevrolet Bel Air Radiator Caps

What are the most popular Radiator Caps for the Chevrolet Bel Air?

With 2 brands you can trust, our most popular Radiator Caps for the Chevrolet Bel Air are:
Radiator Cap: 16 PSI
from $13.49
(65)
Radiator Cap: 16 PSI
Radiator Caps
Radiator Cap: 13 PSI
from $9.79
(51)
Radiator Cap: 13 PSI
Radiator Caps
Radiator Cap: 13 PSI
from $10.49
(48)
Radiator Cap: 13 PSI
Radiator Caps

What are the best aftermarket Radiator Caps for the Chevrolet Bel Air?

See what past customers had to say about our highest-rated Radiator Caps for the Chevrolet Bel Air:
Thermocap Radiator Cap
from $46.99
(17)
Thermocap Radiator Cap
“Worth the money if only for the looks. And will tell you the temp outside”