Power Pack Switch Box - 6 to 25 hp -
Sierra 18-5777 -

Replaces:
Mercury # 339-7425A15

Fits the following Mercury Mariner engines:
6 hp - A197112 & up
8 hp - A197112 & up
210CC Sail Power - A918999 & up
9.9 hp - A197112 & up
15 hp - B292414 & up
20 hp - B238464 through G760299
25 hp - B238464 through G760299

If you have a question whether this item will fit your engine, please contact us at
[email protected]
and provide us with the hp, year and model # of your engine and we can verify it for you.