Serperntine Pulley Kit LS Engine

The Serpentine Pulley Kit LS Engine is a complete OEM-style accessory drive solution engineered for GM LS-series platforms. Built for enthusiasts who demand reliability in high-output builds, this polished aluminum 6-rib serpentine kit replaces worn factory components and supports upgraded alternators, water pumps, and compressors common in performance and street applications. Whether you're running a carbureted swap, EFI conversion, or supercharged platform, a quality serpentine pulley system ensures consistent belt tension and longevity under load.

This kit features premium polished aluminum construction, which resists corrosion and maintains a clean engine bay aesthetic while delivering superior performance over cast-iron alternatives. The 6-rib belt design provides optimal grip and load distribution, critical when driving power-steering pumps, alternators, and water pumps simultaneously at elevated RPM. The serpentine layout eliminates the need for multiple v-belts, reducing friction losses and improving overall drivetrain efficiency—an advantage felt in both street performance and dyno testing. Proper pulley sizing and alignment in this system minimizes belt slippage and extends component life in turbocharged, naturally aspirated, and forced-induction LS applications.

LS engine builders—from first-time installers to seasoned fabricators—will find this kit essential for engine bay builds where OEM aesthetic and reliability are non-negotiable. Installation pairs well with modern alternators (120+ amp output), electric water pumps, and A/C systems common in restomod and crate-engine installations. The polished finish complements both traditional hot rods and modern performance builds. Verify LS variant compatibility (LS1, LS2, LS3, etc.) and accessory positioning before ordering to ensure proper belt routing and tensioner clearance in your specific engine bay configuration.