OMC GM Small Block Exhaust Manifold | Sierra 18-1903 Control Cable Accessories Hose Barb 316 Stainless Steel

Hose Barb 316 Stainless Steel Thru Hull

stainless steel keyway

Does not include hose or fittings - sold separately

Sierra Carter AFB Carburetor Kit for 4 BBL carbs with 2955 carburetor number

Produced to meet Mercury Marine original equipment manufacturer specifications to best protect your MerCruiser Alpha One Gen II Stern Drive and engine

OMC GM Small Block Exhaust Manifold | Sierra 18-1903 Control Cable Accessories Hose Barb 316 Stainless SteelPort exhaust manifold fits OMC GM 5. 0L & 5. 7L marine engines with end riser. OMC GM Small Block Exhaust Manifold Sierra 18 1903 OMC exhaust manifold Direct replacement manifold fits OMC GM V8 305 and 350 cu. in. small block engines with end riser exhaust manifold Port side Heavy duty cast iron Painted black Includes both gaskets and drain cap with hose clamp Manifold mounting kit P N 18 8502 sold separately Replaces OMC 912442 Replaces Osco 2442