Mallory Aftermarket GM V8 Mercruiser 27-11999 Valve Cover Gasket
The Sierra 18-2845 Valve Cover Gasket is designed to reseal the applicable joint or component during servicing in Mercruiser applications. It replaces Mercruiser 27-11999.
For: GM 305/350 CID (5.0L & 5.7L)
Sold individually.
Need help with fitment? Contact us with your engine model and serial number and we'll help check suitability.
What is Sierra 18-2845?
Sierra 18-2845 is an aftermarket valve cover gasket for Mercruiser applications.
Which part numbers cross-reference Sierra 18-2845?
This listing cross-references Mallory 9-61300, Mercruiser 27-11999, Crusader 16.11-01236 and Crusader 91351. See the Cross References & Alternative Products section above for linked alternatives where available.
How can I check whether Sierra 18-2845 fits my Mercruiser application?
Contact us with your engine model and serial number and we'll help check suitability.