The Sierra 18-7945 Fuel Water Separator Filter is designed to remove water and particulate contamination from the fuel supply before it reaches the engine in Mercruiser applications. It replaces Mercruiser 802893T.
Filter Size: Long - 4.35" or 110.5mm
Rating:Â 10 Micron
Thread Pitch: 11/16-16
Use with:
18-7982-1 - Fuel water separator kit
18-7853-1 - Filter head 1/4" threads
18-7775 - Filter head 3/8" threads
Suits Mercruiser models:
4.3L, 5.0L, 5.7L (350 MAG), 6.2L (377 MAG), 7.4L, 8.1L & 8.2L
Need help with fitment? Contact us with your engine model and serial number and we'll help check suitability.
What is Sierra 18-7945?
Sierra 18-7945 is an aftermarket fuel water separator filter for Mercruiser applications.
Which part numbers cross-reference Sierra 18-7945?
This listing cross-references Fleetguard FF5059, Mercruiser 35-802893Q01, Mercruiser 802893T and Mercruiser 802893T/802893Q01. See the Cross References & Alternative Products section above for linked alternatives where available.
How can I check whether Sierra 18-7945 fits my Mercruiser application?
Contact us with your engine model and serial number and we'll help check suitability.
Australian Dollars
