Product Description
ATI 916359 6 Rib 10% Underdrive Pulley 6.773" | LT Truck Super Damper Performance Pulley
Fits 2014+ Gen V LT Truck Engines L83 L84 L86 L87 L8B L8T | 10% Underdrive | Designed for ATI Super Dampers
Maximize efficiency and free up horsepower with the ATI 916359 6-Rib 10% Underdrive Pulley, designed specifically for 2014+ Gen V LT truck engines using ATI Super Dampers. Measuring 6.773", this pulley is approximately 10% smaller than the factory diameter, reducing accessory drive speed to decrease parasitic drag and improve engine performance. Ideal for naturally aspirated builds, this underdrive pulley helps deliver more usable power while maintaining proper belt alignment and system reliability. Engineered for compatibility with ATI Super Dampers such as #918645 and #917306, this pulley is the perfect upgrade when building or optimizing your LT truck engine setup. Note: Not recommended for supercharged applications due to reduced accessory drive speed.
Key Features & Benefits
- 10% Underdrive Performance Gain: Smaller 6.773" diameter reduces accessory drag, helping free up horsepower on naturally aspirated LT engine setups.
- Designed for ATI Super Dampers: Engineered to pair with ATI Super Dampers such as #918645 and #917306 for proper fitment and performance.
- 6-Rib Serpentine Configuration: Compatible with factory-style 6-rib belt systems on Gen V LT truck engines for seamless integration.
- Optimized for Naturally Aspirated Builds: Ideal for performance setups looking to maximize efficiency and power without forced induction.
- Maintains Proper Belt Alignment: Precision-engineered to ensure correct accessory drive geometry when used with ATI Super Dampers.
