1998 Tracker 9.9 gearcase

theoutlaw6

Cadet
Joined
Mar 8, 2007
Messages
16
Can someone tell me what these 2 holes are for? Bought this motor and was getting it setup and noticed them. Any help?
 

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theoutlaw6

Cadet
Joined
Mar 8, 2007
Messages
16
This is the first Mercury I've ever owned. I googled it and found 1 pic and it had the holes. I just wanted to know if this was normal??
 

racerone

Supreme Mariner
Joined
Dec 28, 2013
Messages
38,073
Is this is a long shaft motor meant for a sailboat ?------Those holes were sometimes used to get better thrust in REVERSE.-----Keeps exhaust away from messing with prop in reverse.-----Do not like this answer ?---- then talk to a dealer.
 
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