Gray Marine, Inc.
4-bolt Exhaust Manifold

Gray Marine, Inc. proudly introduces its new 4-bolt exhaust manifold for Gray V8 applications.

These classic design manifolds retain original exterior Gray Marine design and logo with improved internal modifications designed to prevent premature erosion and rust out, so common with originals. Early design manifolds with thin spots have been redesigned to thicken the contour to provide thicker jacketing. Manifolds are fully machined, pressure tested and are available as manifold only or complete manifold kits including: bolts, gaskets and end plates.

Don't wait for problems to occur and shorten your boating season! Initial offering in limited quantities.

Order yours now!
Call today: 630-485-5007