Sierra 18-7845 Mercury MerCruiser Fuel Filter

Sierra 18-7845 Fuel Separating Fuel Filter for Sterndrive and Inboard Engines

Sierra 18-7845 is a replacement fuel filter for sterndrive and inboard engines including MerCruiser, Mercury, and Yamaha. Sierra canister fuel filters are designed to be an exact fit and performance replacement to your current OEM canister filter. These filters are tested to meet ISO, SAE, and JIS standards. Sierra fuel water separators remove over 99.8% of emulsified water from your gasoline. All filters flow at 90 GPH to feed even the hungriest motor.

Frequently Asked Questions

What is the Sierra 18-7845 fuel separating fuel filter used for?

The Sierra 18-7845 is a replacement fuel separating fuel filter designed for sterndrive and inboard engines, including select MerCruiser, Mercury, and Yamaha applications. It is made to provide an exact-fit replacement for compatible OEM canister filters.

How effective is the Sierra 18-7845 at removing water from fuel?

This filter removes over 99.8% of emulsified water from gasoline. It also flows at 90 GPH to support demanding marine fuel systems.

What are the main specifications of the Sierra 18-7845 fuel filter?

The Sierra 18-7845 has a 21 micron rating, measures 4.35" in length, and uses an 11/16-16 thread pitch.

What engines is the Sierra 18-7845 compatible with?

This filter is used on select MerCruiser, Mercury, and Yamaha engines, including sterndrive and inboard applications.

What part numbers is the Sierra 18-7845 interchangeable with?

The Sierra 18-7845 is interchangeable with Fram PS3808, GLM 24940, Mallory 9-3781, Moeller 33324-10, Wix 33225, Yamaha ABB-FUELF-IL-TR, and multiple MerCruiser and Mercury part numbers including 35-55501, 35-57250, 35-60494, 35-604941, 35-60494A5, 35-802893Q, 35-802893Q01, 35-805269, 35-8052691, 35-806771, and 35-807172.