Description
ATI SFI 18.1 Supercharged Super Damper 7.425 in OD Black Oxide Internal Balance GM LS Series 56 1421 Go from bright to dark WEI7155 Go from bright to dark racing conditions without having to change shields (1) LM67048 Internal Balance The patented ATI Super Damper is the only crankshaft damper designed exclusively for high performance Chevy engines