Semi-flex fan with 18" diameter. Standard rotation. 6 blue aluminum blades. Flex fans provide maximum airflow when the engine is operating at low RPMs, such as in stop-and-go traffic. When the engine is operating at higher RPMs, the fan blades flatten to reduce the draw on engine horsepower.
Product Features:- High-RPM Fan
- 18" diameter; 6 blades; reverse rotation
- Use with an Imperial fan spacer kit
- Blue aluminum blades