Fits,
Sierra International 18-2909-9 Marine Exhaust Manifold Gasket - Pack of 2
Exhaust Manifold to Cylinder Head Gasket-18-2909.
Replacement for Mercruiser Inboard/Outboard #27-99757
For GM V-6 models, Sold as a pack of 2

Exhaust manifold to cylinder head MerCruiser 27-99757 gasket , Sierra 18-2909

฿800.00Price