1990 yamaha transom bolt size

droptheline

Petty Officer 2nd Class
Joined
May 2, 2008
Messages
109
Was wondering if anyone knew off hand what size the threads were for the bolts that screw directly into the transom bracket from inside the boat, they would be the lower 2 bolts that holds the engine on.
1990 yamaha 70hp 2stroke.
 
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