Reinstall the cover plate and tighten the screws evenly in a star pattern
This part is designed for specific Yamaha outboards and personal watercraft
a noticeably reduced flow of water from the exhaust outlet
it is best to verify your engine serial number to determine whether you need the earlier 6E0 series kit or the later 6EE series kit
9-30HP EFI FourStroke Outboards manufactured from 2017 and newer (serial numbers 0R833820 and up)
VST Float Chamber Gasket – Fits Mercury Mariner Yamaha 150HP-300HP (Replaces 65L-14984-00, 18-0715, 809086) 175-380+ Reinstall the cover plate andProduct Details This VST Float Chamber Gasket fits Mercury, Mariner, and Yamaha outboard engines from 150HP to 300HP. Designed for Yamaha 6 cylinder 76 degree V200, V225, S225, and S250 models from 19971998, this gasket ensures a proper seal for your VST (Vapor Separator Tank) float chamber. Direct replacement for OEM part numbers 65L 14984 00, 65L 14984 00 00, 18 0715, 809086, and 25 809086. Precision cut O ring design for VST float chamber sealing