Upgrade the cooling system in your 1967-1970 Mercury Cougar with this 24-inch 3-row copper/brass radiator, designed for big-block 390 and 428 FE V8 applications. Built with OE-type tanks for a clean factory-style appearance, this radiator delivers dependable cooling performance while maintaining the classic look your Cougar engine bay deserves.
-
Big-Block Cougar Cooling: Designed for 1967-1970 Mercury Cougars equipped with 390 or 428 FE V8 engines.
-
3-Row Performance Design: Increased tube size and fin count help deliver strong cooling capability for FE-powered builds.
-
24-Inch Radiator Fitment: Built for classic Cougar applications using the larger 24-inch radiator configuration.
-
Copper/Brass Construction: Traditional radiator materials provide proven heat transfer and classic restoration appeal.
-
OE-Type Tank Appearance: Factory-style tanks keep the engine bay looking clean, correct, and period-inspired.
-
Transmission Cooler Ready: Includes transmission cooler inlet and outlet provisions for automatic transmission applications.
-
Flexible Connection Options: Compatible with the listed adapter fittings for flexible hose or flared hardline setups.
-
Dependable Replacement: Ideal for replacing a worn radiator while supporting reliable drivability and cooling performance.
This 3-row copper/brass radiator is a strong cooling solution for 1967-1970 Mercury Cougar owners running a 390 or 428 FE V8. Big-block Cougars generate serious heat, and this radiator is designed with increased tube size and additional fin area to help manage temperatures more effectively than a tired or undersized original unit. It is a great choice for restorations, street-driven classics, and high-quality builds that need dependable cooling without sacrificing an original-style presentation.
The copper/brass construction gives this radiator a traditional appearance that suits classic Cougar engine bays, while the OE-type tanks help preserve a factory-inspired look. Transmission cooler inlet and outlet provisions add compatibility for automatic transmission applications, with adapter fitting options for 5/16-inch flexible hose or 5/16-inch flared-tube hardline setups. With its 24-inch size, 3-row design, and big-block fitment, this radiator is built to support the appearance, function, and reliability of your Mercury Cougar project.
Keep your FE-powered Mercury Cougar cool with 3-row copper/brass performance, OE-style looks, and dependable big-block cooling.
| Product Details |
| Make |
Mercury |
| Model |
Cougar |
| Year Range |
1967-1970 |
| Engine Fitment |
390 / 428 FE V8 |
| Product Type |
Radiator |
| Radiator Size |
24 inch |
| Construction |
Copper / brass with OE-type tanks |
| Row Count |
3-row |
| Core Design |
Increased tube size and fin count |
| Transmission Cooler Ports |
1/8"-27 NPT female inlet and outlet |
| Flexible Hose Adapter |
1/8"-27 NPT male to 5/16" barbed male for 5/16" flexible hose |
| Hardline Adapter |
1/8"-27 NPT male to 1/2"-20 inverted flare female for 5/16" flared-tube hardline |
| Application |
Big-block Mercury Cougar radiator replacement or cooling upgrade |
| Dimensions |
29 in. L x 8 in. W x 25 in. H |
| Approximate Weight |
23.5 lb. |
