ATI Super Damper Harmonic Damper - SB Chevy - 6.325" Diameter - Aluminum/Steel - Internal Balance H776001M Zamp helmet pivot kit fits

Zamp helmet pivot kit fits Zamp Helmets using Z-20 Series helmet sheilds

RaceQuip's 5-Point Pull Down Camlock Harness System features twin individual HANS / HNR style shoulder belts and has an SFI 16

An auxiliary air inlet and/or optional Dynamic Air Scoop (P/N:54-76005-S) can be used to bring in additional air

This product only includes the Air Boss Launcher System

2 in Longer Big Body

ATI Super Damper Harmonic Damper - SB Chevy - 6.325" Diameter - Aluminum/Steel - Internal Balance H776001M Zamp helmet pivot kit fitsATI Super Damper has become one of the industry's standards in harmonic vibration control, combining two dampening surfaces in one unit. At 6000 RPM, digital vibration tests proved the ATI Super Damper to be 30% more effective than original equipment style dampers. ATI Super Damper consists of an outer shell, inner shell, crankshaft hub, and eight individual elastomers. Reductions in torsional vibrations provide increased horsepower while improving