Dual carburetor bolt pattern to fit most 4BBL carbs including Edelbrock, Holley, Rochester, Weber without adaptors. Made of cast iron to limit corrosion in a marine environment. Fits vortec motors years 1997-newer using 8 intake manifold bolts. Replaces Mercruiser 8M0061387, Volvo Penta 3856270

New Vortec Cast Iron 5.0L, 5.7L Marine Intake Manifold - 4BBL, 8 Bolt - Replaces Mercruiser #8M0061387, Volvo Penta 3856270

Brand new aftermarket cast iron intake manifold used in GM, Mercruiser, Volvo, OMC, Indmar, and Marine Power 5.0L and 5.7L Vortec marine applications. Fits years 1997-present. This is an 8 bolt Vortec intake manifold. This will not work for applications using a 12-bolt intake manifold setup. Intake manifold gaskets and bolts are not included.