Upgrade belt control and reliability on your LS truck or SUV engine with this billet manual belt tensioner and pulley assembly. Designed as a solid replacement for factory-style automatic tensioners, this manual setup allows precise belt adjustment and helps prevent belt slip or throw during hard acceleration and deceleration.

CNC-machined from high-strength 6061 aluminum, this tensioner delivers excellent durability while maintaining a clean, compact design. The anodized finish adds corrosion resistance and long-term reliability, making it ideal for daily driving, towing, performance builds, or engine swaps.

Key Features

• Billet aluminum construction for strength and lightweight performance
• Manual adjustment allows precise belt tension control
• Helps prevent belt slip and belt throw under load
• Integrated pulley for smooth belt operation
• 1/2" drive adjustment point for easy tension setting

Material & Construction

• Material: 6061 Billet Aluminum
• Manufacturing Process: CNC Machined
• Surface Finish: Anodized

Fitment

• LS Truck & SUV engines
• Engine sizes: 4.8L, 5.3L, 6.0L, 6.2L
• Model years: 1999–2013
• Compatible with Gen III and Gen IV truck/SUV water pump and crank pulley setups

Specifications

• Condition: Brand New
• Item Type: Manual Belt Tensioner with Pulley
• High-Concern Chemicals: None

Installation Notes

• Direct replacement for factory-style tensioners
• Manual adjustment required during installation
• Ensure proper belt alignment before final tightening
• Professional installation recommended for performance applications

This billet manual belt tensioner is a reliable upgrade for LS truck and SUV engines, offering improved belt control, simplified adjustment, and long-term durability for both stock and performance setups.