Includes essential gaskets
Have rags ready to catch any fuel spills
Cross-referencing your old part number with the ones listed in our Part Number Matrix (6H3-W0078-02-00) is the most reliable method
standard right-hand rotation
which were made by Tohatsu
Intake Manifold Reed Block Gasket – Fits Mercury Mariner 200HP 225HP 250HP 300HP EFI DFI Optimax (Replaces 27-804680, 804680, 27-841220, 27-850283, 850283) 6-40HP Includes essential gasketsProduct Details This Intake Manifold Reed Block Gasket is designed for Mercury Mariner 6 cylinder outboard engines, including 200HP, 225HP, 250HP, and 300HP models equipped with EFI, DFI, and Optimax fuel systems. Compatible with 3. 0L and 3. 2L displacement engines manufactured from 2000 through 2018, this gasket ensures a reliable seal between the reed block and intake manifold assembly. This aftermarket replacement directly interchanges with