Stack Plate 34 Row Coole r Core (-10AN O-ring)

The DERALE Stack Plate 34 Row Cooler Core with -10AN O-ring (-10AN O-ring, Part #53478) is a high-capacity aluminum fluid cooler designed for serious cooling applications in high-performance automotive, marine, and industrial systems. This plate-type cooler core delivers efficient thermal management through a 34-row stack design, making it ideal for vehicles and equipment operating under sustained load or in challenging thermal environments.

The core measures 13.05 × 18.75 inches with a compact 2.25-inch depth, allowing flexible mounting in tight engine bays. The -10AN O-ring inlet and outlet connections provide a secure, leak-free interface with standard automotive cooling lines and hose fittings. Constructed from aluminum with a black powder-coat finish, the cooler resists corrosion while maintaining a clean appearance. The 34-row stack configuration maximizes surface area for heat dissipation, critical for maintaining optimal fluid temperatures during extended throttle application or continuous operation.

This cooler core suits engine builders, restoration specialists, and performance enthusiasts who prioritize thermal control in custom or modified powerplants. Universal fitment makes it adaptable to various cooling system configurations, whether cooling transmission fluid, engine oil, or other heat-rejection applications. The combination of proven plate-stack design and quality aluminum construction positions this core as a reliable upgrade for systems experiencing thermal management challenges.

DERALE is recognized in the cooling systems market for durable, performance-oriented products. This 34-row core represents the brand's emphasis on effective heat transfer without unnecessary bulk, making it a practical choice for builders and technicians seeking dependable cooling performance at a competitive price point.