Cometic ::::: Cometic Head Gasket for GM BB Mercury Marine 1050 IV 4.58 Inch

Cometic Head Gasket for GM Big Block Mercury Marine 1050 Engine Gen IV & Dart Block 2 Bolt Intake Side of Gasket 4.58 Inch

These come in varying bore sizes to fit your engine. These are also available in custom thicknesses from .027" to .120". Please call or email us for pricing and availability (typically a custom gasket can be shipped in 2-3 days).