ARP 234-2503 Harmonic Damper Bolt Chevrolet LS Gen III/IV (except LS7) Harmonic Damper Bolt built for Chevrolet LS Gen III/IV (except LS7) applications.
• Balancer bolt for LS Gen III/IV crankshaft damper retention • 12-point head design • Intended for LS engines excluding LS7 applications
