Fuel Filter - Mercruiser MPI & EFI W / Boost Pump OEM# 18-7721 | WSM 600-268

Fuel Filter Mercruiser MPI & EFI W/Boost Pump OEM# 18-7721

This WSM fuel filter is a quality aftermarket replacement part designed for Mercruiser 8.1L All MPI & EFI 500 and 1 other compatible model.

It replaces selected OEM reference numbers including 18-7721, 35-864572, 35-864572T, 35-864572T01 and is suitable for service, repair and rebuild work.

Key Features

• Quality aftermarket replacement part from WSM
• Engineered for dependable fit, function and service life
• Designed for marine and powersports repair and maintenance
• Compatible with 2 listed fitments
• Replaces selected OEM reference numbers listed below

Product Details

• Brand: WSM
• WSM Part Number: 600-268
• Product: Fuel Filter
• OEM Reference: 18-7721, 35-864572, 35-864572T, 35-864572T01
• Application: Mercruiser 8.1L All MPI & EFI 500 and 1 other compatible model

Product Fitment

This part is suitable for the following models:

• Mercruiser 8.1L All MPI & EFI 500 – All Years
• Mercruiser – All Years

Why Buy WSM

WSM is a trusted manufacturer of aftermarket marine and powersports parts, known for dependable quality, strong fitment coverage and workshop-ready replacement components.

You May Also Need

Browse related parts for compatible models:

• Wires Ignition Set Mercruiser 2.5 - 3.L 4 Cyl - Conventional Ignition OEM# 43376A5 – 369-500
• Propeller Shaft Mercruiser OEM# 44-840377T – 449-121
• Gasket Push Rod Cover Mercruiser GM 4 Cylinder OEM# 27-34208 – 581-903
• Gasket Set Intake Mercruiser 5.0 / 5.7L 305 / 350 CI. – 582-303

Please use the fitment guide, OEM references and images to confirm this is the correct part before ordering.