1. Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your Speedway Motors WindChill™ SBC/BBC 3-Row Radiator with Cooler. Please read this manual thoroughly before installation and use to ensure proper function and longevity of the product.
The WindChill™ radiator is designed for optimal cooling performance in SBC/BBC V8 applications, featuring a high-flow 3-row aluminum core and an integral transmission cooler. Its construction includes fabricated aluminum end tanks with a furnace brazed core and TIG welded end tanks, designed for durability.
2. Safety Information
Always observe basic safety precautions when working on automotive systems. Failure to do so may result in personal injury or damage to the vehicle.
- Ensure the vehicle is cool and the engine is off before beginning any work.
- Disconnect the battery to prevent accidental electrical shorts.
- Wear appropriate personal protective equipment, including safety glasses and gloves.
- Coolant is toxic. Handle with care and dispose of properly according to local regulations.
- If you are unsure about any step, consult a qualified mechanic.
3. Package Contents
Verify that all components are present and undamaged before proceeding with installation.
- Speedway Motors WindChill™ SBC/BBC 3-Row Radiator with Cooler (Model 917354-31)
- Any additional mounting hardware or accessories as specified by the manufacturer.
Figure 1: The Speedway Motors WindChill™ 3-Row Radiator with Cooler. This image shows the overall front view of the radiator, highlighting its aluminum construction and core design.
4. Setup and Installation
Proper installation is crucial for the performance and longevity of your radiator. Follow these general steps. Specific vehicle modifications may be required.
4.1 Pre-Installation Checks
- Confirm the radiator dimensions (31x19 inches for this model) are compatible with your vehicle's core support opening. This radiator series is available in three widths (28”, 31”, and 33”) to accommodate various core support openings.
- Inspect the radiator for any shipping damage.
- Ensure you have all necessary tools and additional components (hoses, clamps, coolant, etc.).
Figure 2: Illustration indicating the availability of the radiator in various widths (28, 31, and 33 inches) to fit different GM V8 applications.
4.2 Removal of Old Radiator
- Drain the existing coolant from the system.
- Disconnect the upper and lower radiator hoses.
- If applicable, disconnect transmission cooler lines.
- Remove any mounting hardware securing the old radiator.
- Carefully lift and remove the old radiator from the vehicle.
4.3 New Radiator Installation
- Position the new WindChill™ radiator into the core support opening.
- Secure the radiator using appropriate mounting hardware.
- Connect the upper and lower radiator hoses. This radiator features standard classic GM 1.50” upper and 1.75” lower radiator hose fittings, eliminating the need for adapters.
- Connect the integral transmission cooler lines. The cooler uses standard 1/2-20 inverted flare female (IFF) fittings.
- Ensure all connections are secure and free of leaks.
Figure 3: Close-up view of the classic GM V8 radiator hose inlet and outlet fittings, designed for direct compatibility without adapters.
Figure 4: This image highlights the built-in transmission cooler with 1/2-20 IFF ports and emphasizes the increased cooling capacity provided by the three-row design.
4.4 Filling the System
- Refill the cooling system with the appropriate coolant mixture.
- Bleed any air from the system according to your vehicle manufacturer's recommendations.
- Start the engine and allow it to reach operating temperature, monitoring for leaks and proper coolant levels.
5. Operation
The WindChill™ 3-Row Radiator is designed to efficiently dissipate heat from your engine's coolant. Its three-row core design provides an approximate 17 percent increase in cooling system capacity compared to typical 2-row radiators, enhancing thermal transfer through its single-pass crossflow design and three rows of .790-inch core tubes.
Figure 5: A close-up comparison illustrating the difference between a 2-row and a 3-row radiator core, highlighting the increased surface area for thermal transfer in the 3-row design.
The integral transmission cooler helps maintain optimal transmission fluid temperatures, contributing to the longevity and performance of your vehicle's transmission.
6. Maintenance
Regular maintenance ensures the continued efficiency and lifespan of your radiator.
- Coolant Level: Regularly check the coolant level in the overflow reservoir and top up as needed with the recommended coolant type.
- Coolant Condition: Periodically inspect the coolant for discoloration or debris. Flush and replace coolant according to your vehicle manufacturer's service schedule.
- External Cleaning: Keep the radiator fins clean from debris (leaves, insects, dirt) to ensure unrestricted airflow. Use a soft brush or low-pressure air/water to clean the fins carefully to avoid damage.
- Hose and Clamp Inspection: Check radiator hoses for cracks, swelling, or leaks, and ensure all clamps are tight.
- Leak Detection: Inspect the radiator and connections for any signs of coolant leaks.
7. Troubleshooting
If you experience issues with your cooling system after installing the WindChill™ radiator, consider the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Engine Overheating | Low coolant level, air in system, restricted airflow through radiator, faulty thermostat, water pump issue. | Check coolant level and bleed air. Clean radiator fins. Inspect thermostat and water pump. |
| Coolant Leaks | Loose hose clamps, damaged hoses, improper fitting connections, radiator damage. | Tighten clamps, replace damaged hoses. Ensure all fittings are properly sealed. Inspect radiator for damage. |
| Transmission Overheating | Low transmission fluid, restricted transmission cooler lines, air in cooler lines. | Check transmission fluid level. Inspect cooler lines for kinks or blockages. Ensure proper connection to radiator cooler. |
If troubleshooting steps do not resolve the issue, consult a professional mechanic.
8. Specifications
| Feature | Detail |
|---|---|
| Model Number | 917354-31 |
| Core Type | 3-Row Aluminum, Single Pass Crossflow |
| Construction | Furnace brazed core with TIG welded aluminum end tanks |
| Dimensions (Approximate) | 31" (width) x 19" (height) (Other widths available: 28", 33") |
| Upper Hose Fitting | 1.50" (Classic GM V8 compatible) |
| Lower Hose Fitting | 1.75" (Classic GM V8 compatible) |
| Transmission Cooler | Integral, with 1/2-20 IFF ports |
| Material | Aluminum |
| Item Weight | 55 pounds |
| Product Dimensions (Shipping) | 34.5 x 23.2 x 8.7 inches |
9. Warranty and Support
For specific warranty information regarding your Speedway Motors WindChill™ radiator, please refer to the documentation included with your purchase or visit the official Speedway Motors website. Speedway Motors is committed to providing quality parts and expert advice.
If you require technical assistance or have questions about this product, please contact Speedway Motors customer support:
- Website: www.speedwaymotors.com
- Contact Information: Refer to the "Contact Us" section on the Speedway Motors website for phone numbers and email support.