LS 3 Hyd Roller Heads 2.165in x 1.590in Pair - 77621 - Edelbrock

Cylinder Head - E-Street - Assembled - 2.165 / 1.590 in Valves - 260 cc Intake - 69 cc Chamber - 1.282 / 1.077 in Springs - Aluminum - GM LS-Series - Pair