Mercury Marine Manifold Exhaust Kit for V-8 GM 5.0-Liter and 5.7-Liter with 4" Mangnum 7° Risers.
2 - 807988Q03 Risers 2 - 860246Q11 Manifolds Manifold & Riser Gaskets plus Mounting Hardware 1 year limited warranty
This is a Mercruiser Original Equipment kit and is "E-Coated", NOT "Ceramic coated".
Fits Mercruiser GM V8 Small Block Raw/Fresh water engines. Not for Dry-Joint exhaust applications.