Yamaha F50A - Page 177

62Y3A11
5-50
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2
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8
I
2. Tighten the cylinder head bolts to the
specified torques in two stages and in the
sequence shown.
NOTE:
Apply engine oil to the cylinder head bolts
(M9) before installation.
3. Tighten the cylinder head cover bolts in
the sequence shown.
Cylinder head bolt (M9):
1st: 23 N·m (2.3 kgf·m, 17 ft·lb)
2nd: 47 N·m (4.7 kgf·m, 34 ft·lb)
Cylinder head bolt (M6):
1st: 6 N·m (0.6 kgf·m, 4.3 ft·lb)
2nd: 12 N·m (1.2 kgf·m, 8.7 ft·lb)
Cylinder head