This product has been discontinued by the manufacturer and has been superseded by Mercury 27-33395A-2Exhaust Manifold Gasket Set - by Sierra Special Order est. 10 Days For: GM 350 (5.7L) CID Eng; 250 HP S/N 4768000-4908849 255 HP S/N 5195909 & UP Contains: 4 18-2832 Manifold End Cap Gasket (OEM 27-48043); 4 18-2833 Exhaust Elbow Gasket (OEM 27-99777-2); 2 18-0872 Exhaust Manifold Gasket (OEM 27-33395); 4 18-0885 Exhaust Elbow Gasket (OEM 27-48042) ; Replaces: Mallory 9-61402; Mercury 27-33395A 2; Bar MC47-27-33395; Felpro 17530, 17535; GLM 39280; Redline RL4394;