MarineTorq Marine Manifolds Stainless 4.3L V6 Mercruiser HT5 4" Centre Exhaust Warranty Upgrade:6 year Low Water Flush Kit This

Low Water Flush Kit This unit provides a way to flush water through the engine cooling system to clear salt residue

The straight type has a large flange with fastening holes

OMC 502901

TWO Options for early SB Chev

Nut & Washer included

MarineTorq Marine Manifolds Stainless 4.3L V6 Mercruiser HT5 4" Centre Exhaust Warranty Upgrade:6 year Low Water Flush Kit ThisMarineTorq Stainless Steel Manifolds are a lightweight, custom made, one piece construction for both petrol and diesel inboard boat engines. Their unique design eliminates leaks and increases boat performance. Every manifold and riser is manufactured using premium marine grade stainless steel and fabricated and hand welded by highly trained and experienced staff. Every MarineTorq manifold is made from the highest quality marine grade stainless steel.