MerCruiser Genuine Big Block Exhaust Collector Gasket - 27-866390

The MerCruiser Genuine Big Block Exhaust Collector Gasket - 27-866390 is intended for servicing and repair of compatible marine engines or assemblies.

Product information

• 27-866390 - Genuine Mercruiser Big Block Exhaust Collector Gasket
• Suits modern Mercruiser big block 8.1 and 8.2 models with 2 piece exhaust manifold

Before ordering

Please compare the listed specifications and part number with your existing component. If you need help confirming compatibility, contact Jet Ski Parts Warehouse with your make, model, year and engine details.