ATI Performance Products Damper - 7 - St - Buick 403/455 - Ext Bal Superchargers QRT delivers an exceptional strength-to-weight

QRT delivers an exceptional strength-to-weight ratio

Will I need to drain my entire system to swap this in

Choose from full kits or front/rear-only sets

12V optimized design for reliable BMW integration

Pro Series manifolds also incorporate an angled-runner design

ATI Performance Products Damper - 7 - St - Buick 403/455 - Ext Bal Superchargers QRT delivers an exceptional strength-to-weightSuper Damper Harmonic Dampers The patented ATI Super Damper is the only crankshaft damper designed exclusively for high performance Chevy engines. Eliminates torsional crankshaft vibrations Exceeds SFI 18. 1 specs Black zinc chromate finished OEM equipment on ZZ572 GM Crate Engines Tunable, rebuildable, and extremely efficient at ALL RPM Laser engraved 360 timing marks Inner and outer shells are available in aluminum or steel, and contain a steel