Coolant Reservoir Caps | Summit Racing

Canton Racing Billet Aluminum Mustang Coolant Tank Caps

Canton Racing billet aluminum Mustang coolant tank caps are designed to fit OEM or Canton Racing late model Ford coolant tanks with a threaded fill neck. They are manufactured from billet aluminum and feature a small diameter with a scalloped design, making them the perfect complement to any engine bay.

4.9 out of 5 stars ( 10 )

$62.99

OER GM Radiator Overflow Jar Caps

Replace that broken, warped, or missing cap on your ride to keep your overflow bottle from leaking coolant with a new one from OER. These radiator overflow jar caps are designed to fit on various GM applications and feature "Engine Coolant Only" stamped right onto them. When you need quality replacements that are as good as the originals or better, equip your ride with the best--OER!

4.0 out of 5 stars ( 29 )

$10.99

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$22.79

Dorman Coolant Reservoir Caps

Dorman coolant reservoir caps are designed to fit over your factory coolant reservoir. They're easily identified by the coolant logo on the top and simply thread on in the stock location. The caps are built from high-grade plastic to withstand high coolant and underhood temperatures.

4.69 out of 5 stars ( 13 )

$3.99

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$9.99

Crown Automotive Coolant Bottle Caps

When your coolant bottle caps lose their tight sealing effectiveness, simply order one of these inexpensive replacements before you begin to spill engine coolant. Crown Automotive has a line of caps that will fit various vehicles. These caps fit your overflow tank perfectly and often seal better than the factory originals. Get your trusted replacement parts from Crown.

4.88 out of 5 stars ( 8 )

$7.99

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$9.99

Goodmark Coolant Reservoir Caps

Goodmark offers engine coolant reservoir caps for fitment on most GM cars and pickup trucks between 1973-92. These aluminum replacements include attachment points for your radiator hose—and include the words "Engine Coolant Only" stamped on the surface so you won't mix fluids by mistake.

Not Yet Reviewed

$16.99

URO Parts Coolant Reservoir Caps

URO Parts coolant reservoir caps are part of their line of cooling components that also includes thermostat housings, coolant flanges, water pumps, fan clutches, fan bearing housings, hoses, and more. Like all URO Parts, their coolant reservoir caps are tested and quality-checked for function and durability. The quality of URO Parts cooling system components is high enough that they sell some of them directly to prestigious European auto makers as the OEM supplier. Plus, they cost much less than other European brands or costly OEM pieces.

Not Yet Reviewed

$3.99

MotoRad Recovery Tank Caps

MotoRad products offers a wide variety of recovery tank caps for most domestic and import applications. Whatever your cooling needs are, you can count on MotoRad for the right products.

Not Yet Reviewed

$8.99

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$99.99