This SFI 18-1 crankshaft damper (harmonic balancer) is tuned for the Ford Performance 514/521 big block pushrod crate engines.
Ford Performance Crankshaft Dampers are used on most Ford Performance Pushrod Crate Engines
Billet steel construction, meets SFI 18-1 requirements
Elastomer style harmonic vibration damper
Laser etched timing marks and Ford Racing logo
3 and 4 bolt pulley mounting holes
Clear powdercoat finish