Mercury Outboard 1973-77 150hp 115hp 85hp Exhaust Plate Extension 64163 64165A1 Flywheel Housing Part numbers 32778 (Same as

Part numbers 32778 (Same as 32778T used 1963-1998)

so this is not entirely uncommon

Somebody painted this black at some point

however this may need to be cleaned or re-built

225-2494A14

Mercury Outboard 1973-77 150hp 115hp 85hp Exhaust Plate Extension 64163 64165A1 Flywheel Housing Part numbers 32778 (Same asRemoved from a 1973 Mercury Outboard 150hp S N 3630289 Inline 6 cylinder Two 2 Stroke Item Condition and Notes: Good Condition This has the ONE Bolt Mount for exhaust extension Plate: (There is a similar one with a Two bolt pattern that looks the same. Make sure yours has the One mounting bolt holes like this one) Please Inspect Pictures for condition Part #'s Exhaust Plate Extension Assembly: 64163, 64165A 1, 66096A 1, 98517A 2, 43289A 2 This Plate