18-7784 Marine Fuel Filter for MerCruiser 35-803897Q1 9-37821 803897

Product Overview

This Sierra 18-7784 Marine Fuel Filter is a marine fuel filter compatible with MerCruiser equipment and references part numbers Sierra 18-7784, Mallory 9-37821, MerCruiser 35-803897Q1, and 803897.

It is intended for marine fuel system applications where a replacement fuel filter matching these listed reference numbers is required.

Key Features & Performance

Marine fuel filter design

Sierra product reference 18-7784

References Mallory 9-37821

References MerCruiser 35-803897Q1

Also references part number 803897

Fitment & Compatibility

for MerCruiser marine equipment

Common Uses

Marine fuel system service

Replacement of a fuel filter identified by the listed reference numbers

Maintenance of compatible MerCruiser marine equipment

Technical Specifications

Product Type: Marine fuel filter

Brand: Sierra

Application: Marine fuel systems

Part Number(s): 18-7784, 35-803897Q1, 803897

Replacement Number(s): 9-37821

Frequently Asked Questions

Q: What part numbers does this marine fuel filter reference? A: The title identifies Sierra 18-7784, Mallory 9-37821, MerCruiser 35-803897Q1, and 803897.

Q: How should fitment be verified? A: Compare all listed part numbers with the existing fuel filter and the equipment records before purchase.

Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number, model year, or existing part number. Verify fitment before purchase.