SIERRA Block Cover Gasket for Mercury/Mariner, 2-Pack – 18-2807-9

Description

SIERRA Block Cover Gasket for Mercury/Mariner, 2-Pack – 18-2807-9 is a two-pack of replacement block-cover gaskets for compatible Mercury and Mariner outboard powerheads.

This Sierra gasket consolidates several superseded Mercury block-cover numbers, making it suitable for service on cataloged engines that specify the 27-98185-series gasket.

Key Features

• Two block-cover gaskets per package
• Fits selected Mercury/Mariner outboards
• Used at the powerhead block-cover sealing surface
• Consolidates several superseded Mercury gasket numbers
• Cross-references GLM 32320 and Mallory 9-60047

Specifications

• Manufacturer Part Number: 18-2807-9
• Product Type: Block cover gasket
• Package Quantity: 2
• Application: Selected Mercury / Mariner outboards
• Primary OE Family: Mercury 27-98185

Interchange / Cross Reference

• Mercury 27-98185 / 27-981851 / 27-981852 / 27-981853
• Mercury 27-53863 / 27-64940 / 27-85494
• GLM 32320
• Mallory 9-60047

Verify engine serial number and gasket shape/OE reference before ordering.