2005 Yamaha F90TR 90HP Outboards Factory Service Manual, Page 102Get this manual
Cylinder headExhaust cover
Exhaust cover
49 (4.9 kgf m, 36.1 ft Ib) 18 (1.8 kgf m, 13.3 ft Ib)
2623 (2.3 kgf m, 17.0 ft Ib)
1 10 28 27
12 13 14 29 30
2 (0.2 kgf m, 1.5 ft Ib)55 (5.5 kgf m, 40.6 ft Ib)
23 20 21 22 (0.6 kgf m, 4.4 ft lb) 12 (1.2 kgf m, 8.9 ft lb)