1990 Mercury Cougar Coolant Reservoir Caps

Your 1990 Mercury Cougar 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 Coolant Reservoir Caps you desperately need.

We currently carry 3 Coolant Reservoir Caps to choose from for your 1990 Mercury Cougar, and our inventory prices range from as little as $16.99 up to $22.99.

On top of low prices, Advance Auto Parts offers 3 different trusted brands of Coolant Reservoir Caps for the 1990 Mercury Cougar. 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 82 reviews on our Coolant Reservoir Caps for the 1990 Mercury Cougar from previous customers.

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

Coolant Reservoir Caps for Your 1990 Mercury Cougar

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
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Dorman – Help – Engine Coolant Reservoir Cap: Flip Top, Plastic, 1 Pack (Part No.54212)

Engine Coolant Reservoir Cap: Flip Top, Plastic, 1 Pack

from

$16.99
Cracked or lost the original engine coolant reservoir cap? Replace it seamlessly and effectively with this precisely engineered, direct replacement cap.

Product Features:
  • Direct replacement – this engine coolant reservoir cap directly replaces a cracked or lost original cap
  • Application specific – made to match dimensions of reservoir cap on only certain vehicle years, makes and models
  • Seamless fit – reverse-engineered from the original equipment to fit perfectly
  • Excellent value – a quick, easy replacement that’s less expensive than going back to the dealership
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Motorcraft – ENG COOLANT RES CAP (Part No.RS-76)

ENG COOLANT RES CAP

from

$22.99
ENG COOLANT RES CAP

FAQs for 1990 Mercury Cougar Coolant Reservoir Caps

What are the most popular Coolant Reservoir Caps for the 1990 Mercury Cougar?

With 3 brands you can trust, our most popular Coolant Reservoir Caps for the 1990 Mercury Cougar parts are:
Radiator Cap: 16 PSI
from $21.99
(41)
Radiator Cap: 16 PSI
Coolant Reservoir Caps
Engine Coolant Reservoir Cap: Flip Top, Plastic, 1 Pack
from $16.99
This product is not rated
Engine Coolant Reservoir Cap: Flip Top, Plastic, 1 Pack
Coolant Reservoir Caps
ENG COOLANT RES CAP
from $22.99
This product is not rated
ENG COOLANT RES CAP
Coolant Reservoir Caps