MARCH PERFORMANCE 621 March Performance 621 Power Steering Pulley for Small Block Ford, 6-Rib Serpentine, 5-Inch Aluminum

Upgrade the accessory drive system on your Small Block Ford with the March Performance Part Number 621 power steering pulley. Designed for serpentine belt applications, this bolt-on pulley provides a reliable fit for compatible power steering setups while supporting smooth and consistent belt operation. Its 6-rib configuration is engineered to work with standard 6-rib serpentine belts, making it a practical choice for performance-oriented engine builds and replacement applications.
The pulley is manufactured from lightweight aluminum and finished with a clear powder coat for added surface protection and a clean, durable appearance. The polished-style finish complements a wide range of engine compartments while helping the component resist wear from normal use. The bolt-on design supports straightforward installation when matched with the correct March Performance accessory drive components and compatible Small Block Ford configuration.
March Performance Part Number 621 is sold individually and is intended for enthusiasts, builders, and technicians seeking a dependable power steering pulley for a Small Block Ford serpentine setup. Verify pulley alignment, belt compatibility, accessory drive configuration, and power steering pump requirements before installation. Proper alignment and belt tension are essential for quiet operation, reliable accessory performance, and long service life.

Features:

• Brand: March Performance

• Part Number: 621

• Application: Small Block Ford power steering systems

• Belt Type: 6-rib serpentine

• Mounting Style: Bolt-on

• Material: Aluminum

• Finish: Clear powder coat with a polished-style appearance

• Pulley Diameter: 5 inches

• Quantity: Sold individually