Koyo HH Series Aluminum Racing Radiator

Part #: HH060643N

Overview

The Koyorad HH Series Aluminum Racing Radiator with N-FLO is a high-performance cooling solution designed for enthusiasts seeking maximum heat dissipation and reliable operation. Crafted from lightweight aluminum, this radiator features an ultra high fin density core that significantly enhances heat transfer efficiency, helping to maintain optimal engine temperatures during demanding driving conditions. Its direct-fit design ensures a straightforward installation process, making it an ideal upgrade for your Mazda RX-7 or other compatible vehicles. The radiator's robust construction and precision manufacturing provide durability and consistent performance, supporting your vehicle’s cooling needs during spirited driving or racing events.

Key Features

This radiator combines advanced materials and thoughtful design to deliver superior cooling performance and ease of use. Key features include:

• 48mm high fin density core for maximum heat transfer
• Constructed from lightweight, corrosion-resistant aluminum for durability and weight savings
• Precision-engineered for a direct-fit replacement with no modifications required
• Integrated 1/8” NPT female accessory fitting for temperature sensor or additional accessories
• Includes a threaded plug for versatile installation options
• Designed to withstand high thermal loads and demanding driving conditions
• Supports quick and simple installation with factory-like fitment

Construction & Design

The radiator’s core is built with high-density aluminum fins, engineered to maximize surface area for efficient heat dissipation. The lightweight construction reduces overall vehicle weight, contributing to improved handling and performance. The precision-machined tanks and fittings ensure a secure, leak-free connection, while the integrated accessory port adds versatility for temperature monitoring or auxiliary cooling components.

Performance & Response

This radiator is designed to support high thermal loads, helping to keep engine temperatures stable during aggressive driving or track use. Its enhanced heat transfer capabilities promote quicker cooling response, reducing the risk of overheating and supporting consistent engine performance. The robust construction ensures long-term reliability, even under extreme conditions.

Installation & Fitment

The Koyorad HH Series radiator is a direct-fit replacement for the stock OEM plastic/aluminum radiator in 1989-1992 Mazda RX-7 models. Its precise dimensions and mounting points facilitate a straightforward installation process, typically requiring minimal tools and modifications. Proper fitment should be verified against your vehicle’s specifications and the part number.

What’s Included

The package includes the aluminum radiator, a threaded plug for the accessory port, and all necessary fittings for a seamless installation. Additional hardware or accessories are not typically required.