Dorman 300-913 Secondary Air Injection Pump Pulley

Overview of Dorman Secondary Air Injection Pump Pulley

The Dorman 300-913 Secondary Air Injection Pump Pulley is designed to restore proper function to the air injection system in select GM vehicles. Constructed from durable steel and finished in black, this pulley is engineered for reliable performance in emission control applications.

• Made from sturdy steel material for durability
• Single groove design compatible with V-belt drive systems
• Width measures 0.614 inches for precise fitment
• Includes one mounting hole for secure installation
• Standard replacement grade for consistent performance
• Package contains one smog pump pulley

Detailed Product Description

The Dorman 300-913 pulley is a direct replacement part for the secondary air injection pump pulley found in various Buick, Cadillac, Chevrolet, GMC, Oldsmobile, and Pontiac models. Its black steel construction ensures resistance to wear and corrosion, maintaining the integrity of the air injection system. The single groove design is specifically made for V-belt configurations, providing proper belt alignment and tension. With a width of 0.614 inches and one mounting hole, this pulley fits securely and functions as intended to support emission control components.

Compatible Vehicles and Applications

This secondary air injection pump pulley is compatible with a wide range of GM vehicles, including but not limited to:

• Chevrolet C10, C20, C30, C1500, C2500, C3500, Camaro, Caprice, Impala, Monte Carlo, and Corvette
• Buick Century, LeSabre, Regal, and Skylark
• Cadillac DeVille and Eldorado
• GMC K10, K20, K1500, K2500, S10, S15, and Jimmy
• Oldsmobile Cutlass, Delta 88, and 98
• Pontiac Firebird, Grand Am, and Bonneville

Common Issues Addressed by This Pulley

• Worn or damaged pulley causing belt slippage
• Noise or squealing from the secondary air injection pump area
• Failure of the air injection system leading to increased emissions
• Misalignment of the V-belt affecting pump operation
• Corrosion or structural damage to the original pulley

Installation Notes and Tips

The Dorman 300-913 pulley does not include installation hardware or instructions, so it is recommended to have basic mechanical knowledge or consult a professional technician. Ensure the V-belt is properly aligned and tensioned during installation to prevent premature wear. Inspect the secondary air injection pump and related components for any additional issues while replacing the pulley.

Quality Assurance and Warranty

This pulley is manufactured to meet standard replacement grade specifications, ensuring reliable performance in emission control systems. Dorman provides a limited warranty on this part, covering defects in material and workmanship under normal use. Refer to Dorman's warranty policy for specific terms and conditions.