ATI Performance Products Damper - 7 - St - Chevy 400 Sb - Ext Bal Powersports Injectors or won't respond to the

or won't respond to the button

or thermostat housing depending on chassis

OEM-style attachment — Uses factory rocker mounting points

Line up the assembly and bolt it down

ATI Performance Products Damper - 7 - St - Chevy 400 Sb - Ext Bal Powersports Injectors or won't respond to theSuper 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