Yamaha - Gear housing assy - 69A-4380C-00-00 Mercury-40HP-EFI-2014 ProMar Digital Technology Microprocessor and

ProMar Digital Technology Microprocessor and software controlled charging technology for fast

Used to replace the boss fitting in new outboard cylinders when trying to connect to 'O' ring face seal hoses

Applies to 8

so dips or spikes stand out right away

6H4-15100-11-94 - CRANKCASE ASSYWARNING: This product can expose you to chemicals which are known to the State of California to cause cancer

Yamaha - Gear housing assy - 69A-4380C-00-00 Mercury-40HP-EFI-2014 ProMar Digital Technology Microprocessor andYamaha Gear Housing Assembly Lower Unit Gearcase 69A 4380C 00 00 Overview The gear housing is the backbone of your lower unitits what holds everything together down below. When youre running a Yamaha, this is what keeps your gears protected, aligned, and running in oil where they should be. Ive seen cracked or worn housings turn into major problems fast if theyre ignored. When its solid, though, you get smooth power transfer and peace of mind every