1998 Yamaha 25J, 30D, 25X, 30X outboards Factory Service Manual, Page 29Get this manual
SPEC N ut (A) mm 10 12 14 17 olt (B) M5 M6 M8 10 12
GENERAL TIGHTENING TORQUE
G eral torq sp ecificatio ns mkgf ft lb 0.5 3.6 0.8 5.8 18 1.8 13 36 3.6 25 43 4.3 31