1980 MG MGB Radiator Caps

Your 1980 MG MGB might be the best vehicle you’ve ever owned. Or you may just be struggling to keep it highway-approved. No matter the situation, Advance Auto Parts has the Radiator Caps you desperately need.

We currently carry 6 Radiator Caps to choose from for your 1980 MG MGB, and our inventory prices range from as little as $8.06 up to $48.09.

On top of low prices, Advance Auto Parts offers 3 different trusted brands of Radiator Caps for the 1980 MG MGB. We only sell parts from trusted brands like Carquest Premium so that you can find quality parts you can count on.

Don’t take our word for it – check out customer ratings and reviews to buy with confidence. We have 120 reviews on our Radiator Caps for the 1980 MG MGB from previous customers.

Have parts delivered straight to your home, or find the nearest Advance Auto Parts store to check out our Radiator Caps stock in-person!

Radiator Caps for Your 1980 MG MGB

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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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
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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
See More

Mr. Gasket – Thermocap Radiator Cap (Part No.2476BK)

Thermocap Radiator Cap

from

$48.09
The fastest, easiest way to know exactly when it’s safe to open your radiator cap. ThermoCap, with its built-in calibrated thermometer, indicates the coolant temperature.

Product Features:
  • Indicates coolant temperature
  • Helps prevent coolant injuries
  • Fahrenheit and centigrade readings
  • Color-coded temperature ranges
  • Integrated coolant reclamation valve
  • Improves under-hood appearance
  • Chromed crown with a colored trim ring
See More

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

Thermocap Radiator Cap

from

$46.99
The fastest, easiest way to know exactly when it’s safe to open your radiator cap. ThermoCap, with its built-in calibrated thermometer, indicates the coolant temperature.

Product Features:
  • Indicates coolant temperature
  • Helps prevent coolant injuries
  • Fahrenheit and centigrade readings
  • Color-coded temperature ranges
  • Integrated coolant reclamation valve
  • Improves under-hood appearance
  • Chromed crown with a colored trim ring
See More

Calorstat – Expansion Tank Cap (Part No.G104056793CAL)

Expansion Tank Cap

from

$8.06
The Calorstat Expansion Tank Cap is a high quality Original Equipment replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • Premium Original Equipment replacement
  • Provides performance and dependability
  • Manufactured to meet OE specifications
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FAQs for 1980 MG MGB Radiator Caps

What are the most popular Radiator Caps for the 1980 MG MGB?

With 3 brands you can trust, our most popular Radiator Caps for the 1980 MG MGB parts are:
Radiator Cap: 16 PSI
from $9.79
(103)
Radiator Cap: 16 PSI
Radiator Caps
Radiator Cap: 16 PSI
from $9.99
This product is not rated
Radiator Cap: 16 PSI
Radiator Caps
Thermocap Radiator Cap
from $48.09
This product is not rated
Thermocap Radiator Cap
Radiator Caps

What are the best aftermarket Radiator Caps for the 1980 MG MGB?

See what past customers had to say about our highest-rated Radiator Caps for the 1980 MG MGB:
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”