Description

Sierra’s 18-1978 Elbow is designed for use in V8 inboard applications only. Use with the following Sierra products: 18-1950-1 Manifold, 18-1951-1 Manifold, 18-1954-1 Manifold, 18-1955-1 Manifold, 18-1958-1 Manifold, 18-1960-1 Manifold, 18-1962-1 Manifold, 18-2833 Exhaust Elbow Gasket, 18-4362 Exhaust Elbow Mounting Package, 18-1906 Manifold Spacer, 18-4008 Block Off Plate, 18-8514 Exhaust Elbow Mounting Kit, 18-8554 Exhaust Elbow Mounting Kit, and the 18-1956-3 Manifold. It is interchangeable with Barr MC-20-76771; GLM 51190; Mallory 9-40556; Mercruiser Stern Drive 76771A3, 76771A2, 60427A2, 53779A2, 53779A1; and Osco 6771. Check manufacturer recommendations to ensure a proper fit before purchasing. Each Sierra product meets or exceeds the original equipment part it replaces.
Designed for use in V8 inboard applications only
Includes one elbow
Interchangeable with Barr MC-20-76771; GLM 51190; Mallory 9-40556; Mercruiser Stern Drive 76771A3, 76771A2, 60427A2, 53779A2, 53779A1; and Osco 6771
Check manufacturer recommendations to ensure a proper fit before purchasing
Each Sierra product meets or exceeds the original equipment part it replaces.