18-7721 Mercruiser Fuel Filter

Boost pump compatible inline fuel filter

Removing fuel contaminates will protect sensitive engine parts and keep your outboard running in top shape. Sierra's inline fuel filter elements deliver effective filtration while maintaining fuel flow. These compact inline filters can be easily installed at point in the fuel line and are designed to work in conjunction with engines equipped with a boost pump.

Key Features

• Inline design allows filter to be installed easily along fuel hose
• Designed for use with boost pump equipped engines
• Compatible with MPI, EFI, 8.1L and 496CID engines
• Use our Engine Parts Selector to confirm the proper application

Replaces Mallory

• 9-37826

Replaces Mercruiser Stern Drive

• 35-864572
• 35-864572T
• 35-864572T01