How to adjust timing 1999 Yamaha 115 hp (trly)

Tleazenby

Cadet
Joined
Jan 9, 2001
Messages
23
Can someone help with detailed info on this procedure and what should the timing be set at. Any help would be great. I have been told it should be 25 BTDC. at idle speed. I don't understand mine is TDC or 5 ATDC at idle speed it can't be that far off. I am obviously doing something incorrect.
 
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