3888366 Fan Ac 17.5 5-BLADE

( Brand: General Motors ), ( Type: 66-67 Bb Fan Blade ), ( Oe/oem Part Number: C3 Radiator Cooling Clutch, 66-67 Bb Fan Blade ), ( Items Included: Fan Blade ), ( Manufacturer Part Number: 3888366 ), ( Material: Steel ), ( Features: 5-blade ), ( Vintage Part: Yes )

Review GENERAL MOTORS Original 17.5 Inch 5-blade Fan66 1966-1967 Exc Ac fits CORVETTE 427 SB 1968–1970

Introducing the 3888366 Corvette 17.5 5-blade fan, an essential upgrade for your 1966 to 1970 Chevrolet Corvette with 427 engines, Sting Ray coupes, convertibles, SB, EX, or AC models. This fan is a direct replacement that ensures optimal cooling performance for your classic vehicle.

Featuring a modern 17.5-inch diameter, this fan boasts five sharp blades that deliver enhanced airflow, effectively circulating cooler air throughout the engine bay. The fan's high-performance design is ideal for the powerful 427 engines, ensuring your Corvette stays cool even during the most demanding driving conditions.

Manufactured to the highest standards, this fan is constructed from robust materials, including a sturdy aluminum hub and high-quality fan blades. The fan's vibration dampeners help minimize noise and reduce the potential for unwanted vibrations, ensuring a smooth and quiet operation.

The fan comes with a new clutch assembly, which is engineered for a reliable and efficient fan engagement. The clutch assembly is designed to fit seamlessly into your Corvette's existing fan shroud, making installation a breeze.

Installation is straightforward, thanks to the fan's bolt-on design, which utilizes the factory mounting points. The fan also comes with all necessary hardware for a hassle-free installation process. Additionally, this fan is electrically compatible with your Corvette's existing wiring harness, making for a plug-and-play experience.

Upgrading your Corvette with the 3888366 17.5 5-blade fan not only enhances its cooling capabilities but also adds a touch of modernity to your classic vehicle. Whether you're cruising down the highway or tackling your favorite backroads, this fan ensures your Corvette stays cool and performs at its best.

In summary, the 3888366 Corvette 17.5 5-blade fan is an excellent investment for any 1966 to 1970 Chevrolet Corvette with a 427 engine. It delivers superior cooling performance, is easy to install, and adds a touch of modernity to your classic ride.

The 3888366 Corvette 17.5 5-blade fan is a popular aftermarket cooling solution for 1966-1970 Chevrolet Corvette models with 427 big block engines, as well as SB, EX, and AC trim levels. Here are some pros and cons to help you decide if this fan is right for your Corvette.

1. Superior cooling: This fan is larger and more effective than the original fan, providing better cooling for high-performance 427 engines.

2. Improved airflow: The 5-blade design offers improved airflow and better pressure, which can help reduce engine temperatures and improve overall performance.

3. Easy installation: The fan is designed to fit directly onto the original fan shroud, making installation relatively simple and straightforward.

4. Better fit and finish: The aftermarket fan often has a better fit and finish than the original OEM fan, making it a visually appealing upgrade.

5. Improved reliability: Aftermarket fans are often built to higher standards than OEM fans, which can result in improved reliability and longevity.

1. Cost: Aftermarket fans can be more expensive than OEM fans, which may be a deterrent for some buyers.

2. Weight: The larger size and materials used in aftermarket fans can make them heavier than OEM fans, which may require additional reinforcement or modification to the vehicle.

3. Compatibility: While this fan is designed to fit most 1966-1970 Corvette models with 427 engines, it may not be compatible with all vehicles or configurations. Be sure to check the specifications carefully before purchasing.

4. Electrical requirements: The fan may require additional wiring or electrical modifications to function properly, which can add to the installation complexity.

The 3888366 Corvette 17.5 5-blade fan is an excellent upgrade for 1966-1970 Corvette owners with high-performance 427 engines. It offers superior cooling, improved airflow, and better fit and finish than the original OEM fan. While there are some potential cons, such as cost and installation complexity, the benefits of the fan often outweigh the drawbacks. If you're looking to improve the performance and reliability of your Corvette's cooling system, this fan is definitely worth considering.

If you're in the market for an aftermarket fan for your 1966-1970 Corvette with a 427 engine, the 3888366 Corvette 17.5 5-blade fan is an excellent choice. Be sure to do your research and verify compatibility before purchasing, and consider the potential costs and installation requirements. With proper preparation and installation, this fan can provide significant improvements to your Corvette's cooling system and overall performance.

Details:

Corvette Original 17.5-Blade Fan66 1966-1967 427, 1968-1970 SB BB Exc AC W on back think will blast and paint up nice, trans shelf Trans.

part #: 3888366 prices

• $49.95-$399.99

specifications shroudshell:

• for models: 427, Sb, Corvette
• for years: 1968-1970
• brand: General Motors
• type: 66-67 Bb Fan Blade
• oe/oem part number: C3 Radiator Cooling Clutch, 66-67 Bb Fan Blade
• items included: Fan Blade
• manufacturer part number: 3888366
• material: Steel
• features: 5-blade
• vintage part: Yes

payments shroudshell:

• credit card: Discover
• other
• wallet: Google-pay

shipping shroudshell:

• transit: 3-8 Days
• cost: $0.00
• service: USPS Ground Advantage
• carrier: USPS
• type: Calculated
• class: Standard

returns shroudshell:

• policy: No Returns

general shroudshell:

• Car Truck Parts Accessories > Engine Cooling Components > Fan Shroud Assemblies
• condition: Used

seller shroudshell:

• city: Vincentown, New Jersey
• rating: 99.8%
• # reviews: 4015

offer shroudshell:

• started: October 22, 2025
• availability: In Stock
• quantity: 1
• options: Ship-to-home
• sold: 0
• best offers: True

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