Dayco 5070670 Serpentine Belt - Main Drive

Durable Serpentine Belt for Acura and Nissan Vehicles

The Dayco 5070670 serpentine belt is engineered to provide reliable performance for select Acura and Nissan models. Designed with EPDM and aramid reinforcement, this belt offers enhanced durability and resistance to wear under various operating conditions.

• Material: EPDM with aramid reinforcement for strength and flexibility
• Top Width: 0.96 inches
• Effective Length: 67.01 inches (1702.06 mm)
• Outside Circumference: 67.57 inches (1716.28 mm)
• Rib Quantity: 7 ribs with a straight rib profile
• Cross Section: K-section for optimal fit and performance
• Operating Temperature Range: -45°C to 100°C (-49°F to 212°F)
• Complies with SAE J1459 and SAE J2432 standards

Technical Details and Construction

This serpentine belt features a K-section cross section and seven straight ribs, designed to maintain consistent contact with pulleys for efficient power transmission. The EPDM material combined with aramid reinforcement enhances resistance to heat, ozone, and wear, making it suitable for the demanding environments found in Acura Altima, Maxima, Murano, and Nissan RSX models. The belt’s dimensions, including a top width of 0.96 inches and an outside circumference of approximately 67.57 inches, ensure precise fitment and reliable operation.

Compatible Vehicles and Applications

The Dayco 5070670 serpentine belt is compatible with the following vehicles:

• Acura Altima
• Acura Maxima
• Acura Murano
• Nissan RSX

This belt is designed to replace worn or damaged accessory drive belts, ensuring proper function of engine components such as the alternator, power steering pump, and air conditioning compressor.

Common Issues Addressed by This Serpentine Belt

• Slipping or squealing belts causing noise and reduced accessory performance
• Cracks or fraying from prolonged use or exposure to heat
• Loss of tension leading to inefficient power transfer
• Wear from exposure to ozone and engine contaminants
• Failure to meet OEM specifications resulting in premature belt failure

Installation Notes and Tips

When installing the Dayco 5070670 serpentine belt, ensure the belt routing matches the vehicle’s diagram to avoid misalignment. Inspect pulleys and tensioners for wear or damage before installation. Proper tensioning is critical to prevent slippage and extend belt life. It is recommended to replace the belt tensioner and idler pulleys if they show signs of wear during belt replacement.

Quality Assurance and Warranty

Dayco serpentine belts are manufactured to meet SAE J1459 and SAE J2432 standards, ensuring consistent quality and performance. The 5070670 belt undergoes rigorous testing for durability and heat resistance. While specific warranty details may vary, Dayco products typically include a limited warranty against defects in materials and workmanship.