Belt Tensioner 3976832 3911621 For Cummins C8.3L 6C 6CT 6CTA 6CTAA Engine M923

Belt Tensioner for Cummins C8.3L 6C 6CT 6CTA 6CTAA Engine

Durable belt tensioner designed for Cummins C8.3L engines, ensuring optimal belt performance and engine reliability.

• Fits Cummins C8.3L 6C, 6CT, 6CTA, and 6CTAA engines
• Maintains proper belt tension for smooth engine operation
• High-quality aftermarket part, not an OEM component
• Easy to install with standard tools and instructions
• Improves engine efficiency and reduces belt wear

Compatibility may vary depending on the machine's serial number. Please verify fitment before purchase.

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