Aftermarket Mercury Outboard 27-430331 Impeller Gasket
The Sierra 18-0335 Gasket is designed to reseal the applicable joint or component during servicing in Mercury applications. It replaces Mercury 27-39947.
Fits Mercury Marine GM 120 1964-1982 engines.
Need help with fitment? Contact us with your engine model and serial number and we'll help check suitability.
What is Sierra 18-0335?
Sierra 18-0335 is an aftermarket gasket for Mercury Outboard applications.
Which part numbers cross-reference Sierra 18-0335?
This listing cross-references Mercury 27-39947. See the Cross References & Alternative Products section above for linked alternatives where available.
How can I check whether Sierra 18-0335 fits my Mercury Outboard application?
Contact us with your engine model and serial number and we'll help check suitability.