ATI GM LS3 7.480 Harmonic Damper - SFI R060002YXL Patented interchangeable discharge orifices match

Patented interchangeable discharge orifices match output of virtually any fuel pump (single large port included)

sludge and varnish protection

Countersunk Washers 1/4" x 1-1/4"

Black / Red

020 in Head

ATI GM LS3 7.480 Harmonic Damper - SFI R060002YXL Patented interchangeable discharge orifices matchThe patented ATI Super Damper is the only crankshaft damper designed exclusively for high performance Chevy engines. ATI GM LS3 7. 480 Harmonic Damper SFI 918635 Super Damper Harmonic Balancer Internal Balance Aluminum Steel Black Chevrolet Pontiac 6. 2L ATI Performance Products is a company founded on innovation, precision and service. ATI harmonic Super Dampers add horsepower and torque to race, street and truck engines. ATI Performance Products is