Fuel Water Separator Filter w/Bonus Pack 

Key Features:

• 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
• Prevent damage to sensitive inboard, sterndrive and outboard fuel injection systems
• Contains spare filter

Additional Details:

• Material: Aluminum
• Rating: 21 Micron
• Size: 1/4" or 6.4mm

Interchanges/Replaces

Yamaha Outboard

• MAR-SEPAR-AT-OR

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-7845	Fram PS3808 GLM 24940 Mallory 9-37801 Mercruiser Stern Drive 35-55501 35-57250 35-60494 35-604941 35-60494A5 35-802893Q01 35-8052691 35-806771 35-807172 Mercury Marine 35-52456 35-604941 35-802893Q 35-805269 35-8052691 35-807172 Moeller 33324-10 Wix 33225 Yamaha Outboard ABB-FUELF-IL-TR	2	21 Micron Replacement Fuel Filter		N/A
18-7853-1	GLM 25000 Mallory 9-37860 Mercruiser Stern Drive 55481 89876 89876A3 Yamaha Outboard MAR-FLTHD-AL-12	1	Fuel Water Separator Bracket		N/A
18-4256	Mallory 9-40545	2	Pipe Plug		N/A