TYC 1890 Radiator - Primary

Overview of the TYC Radiator 1890 for Buick and Pontiac

The TYC Radiator part number 1890 is engineered to provide reliable cooling performance for select Buick and Pontiac vehicles. Designed specifically for the Grand Prix and Regal models, this radiator ensures efficient heat dissipation and supports transmission oil cooling needs.

• Core material constructed from durable aluminum
• Includes a plate-type transmission oil cooler
• Crossflow design for optimized coolant flow
• Core dimensions: 15.08 inches height, 30.51 inches length, 1.02 inches thickness
• Single-row tube configuration with 34 tubes and 56 fins per 4 inches
• Hose clamp inlet and outlet connections with 1.30-inch diameter
• Top and bottom headers sized at 2.42 by 16.59 inches

Detailed Features of the TYC Radiator Product Line

The TYC Radiator line focuses on delivering dependable cooling components that meet or exceed OEM specifications. This radiator model 1890 incorporates a plate oil cooler integrated within the unit, enhancing transmission fluid temperature regulation without the need for a separate cooler. The aluminum core construction offers a balance of lightweight design and effective heat transfer, suitable for the cooling demands of Buick Grand Prix and Pontiac Regal vehicles.

Technical Description and Specifications

This radiator features a crossflow flow configuration, which promotes efficient coolant circulation across the core. The core consists of a single row with 34 tubes measuring 26 by 2 inches, supported by 56 fins every 4 inches to maximize heat dissipation. The fin wave height is 0.35 inches with a pitch of 3.6, contributing to consistent airflow. Both the inlet and outlet connections use hose clamps with a diameter of 1.30 inches, facilitating secure hose attachment. The integrated transmission oil cooler uses plate-type adapters with 1/2-20 UNF inlet and outlet fittings, ensuring compatibility with transmission fluid lines. The top and bottom headers measure 2.42 by 16.59 inches, providing structural support and sealing.

Compatible Vehicles and Common Applications

• Replacement radiator for Buick Grand Prix models requiring part number 1890
• Cooling system upgrade or repair for Pontiac Regal vehicles
• Addresses overheating issues related to radiator core failure
• Resolves transmission fluid temperature regulation problems due to faulty oil coolers
• Suitable for vehicles experiencing coolant leaks or reduced cooling efficiency

Installation Notes and Tips

When installing the TYC Radiator 1890, ensure all hose clamps are securely fastened to prevent leaks. Verify compatibility with your Buick Grand Prix or Pontiac Regal by cross-referencing the part number. Properly bleed the cooling system after installation to remove air pockets and maintain optimal coolant flow. Inspect transmission oil cooler connections for tightness and integrity during installation.

Quality Assurance and Warranty Information

TYC Radiator products are manufactured to meet industry standards for durability and performance. The aluminum core construction resists corrosion and supports long service life. While specific warranty details are not provided here, TYC typically offers coverage against manufacturing defects. It is recommended to consult the product documentation or supplier for exact warranty terms related to part number 1890.