LS7 Header/Exhaust Factory Gasket - sold as a single gasket, requires two pieces for one engine. GM factory replacement gasket for LS7 cylinder heads. This is a stamped metal shim gasket with the d-shaped exhaust port. Can be used on apllications with headers, if the flange sealing area is a d-shaped port.
Width = 1.920" (at the widest point) Height = 1.610" Floor = 1.250" (bottom of floor, straight portion)