ATI 7.074" OD Harmonic Balancer Shell SFI-18.1 Aluminum Black - ATI Super Damper HXY2121 These 220cc aluminum cyilnder heads

These 220cc aluminum cyilnder heads are available in either standard port or spread port exhaust configurations

and a face shield lock button

pre-curved fingers

000 HP on gasoline and is compatible with gasoline and methanol

accept most standard thermostats and swivel a full 360° to simplify connection of LH or RH radiator hoses to engine

ATI 7.074" OD Harmonic Balancer Shell SFI-18.1 Aluminum Black - ATI Super Damper HXY2121 These 220cc aluminum cyilnder headsProduct Description: Harmonic Balancer Shell 7. 074 in OD SFI 18. 1 Aluminum Black Paint ATI Super Damper Internal Balance Chevy Front Sold Individually 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 the creation of over 40 years of Transmission and performance component manufacturing and racing