No products in the cart.
Return To Shop$860.00
Sierra water cooled, center discharge exhaust manifold with 3/4″ NPT cooling hose connection.
Suitable for Mercruiser small block V8 283, 302, 305, 307 & 350 also suitable for some Indmar V8 GM based applications.
Includes plugs, gaskets and mounting hardware to mount riser.
Replacement for 18-1997-1, 56230, Indmar 531051 & 9-40110.
Copyright 2024 Blackstar Marine | All Rights Reserved.