Bolt Kit For SBC/BBC Alum LWP Pulley 4pk

The Bolt Kit For SBC/BBC Alum LWP Pulley 4pk is a crucial fastener set designed for engine builders and performance mechanics working on small-block and big-block Chevrolet aluminum lightweight pulley systems. This four-piece kit provides the necessary hardware for securing the pulley assembly to the crankshaft, ensuring reliable power transmission from the serpentine belt system to essential engine accessories.

These precision-engineered fasteners are specifically sized for compatibility with aluminum pulley hubs in SBC and BBC applications. The kit is designed to deliver consistent clamping force, which is vital for maintaining pulley indexing during high-RPM operation and full-throttle acceleration.

Technicians working on LS-series swaps, vintage 350/454 restorations, or performance crate engine builds can rely on this kit to prevent pulley slip and vibration issues that often arise from using mismatched hardware. The compact packaging of the kit weighs just 0.11 lbs, making it easy to handle and store.