Installing The Cylinder Head Assemblies - Yamaha EH63 Service Manual

CYLINDER HEAD COVERS, CYLINDER HEADS
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INSTALLING THE CYLINDER HEAD ASSEMBLIES

1.
Install:
• Cylinder head assembly #1
4
• Cylinder head bolt "1"–"4"
TIP
Tighten the bolts to the specified torque in two steps and in
order from "1"–"4".
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2.
Install:
• Cylinder head assembly #2
4
• Cylinder head bolt "1"–"4"
TIP
Tighten the bolts to the specified torque in two steps and in
order from "1"–"4".
2
4
Warpage limit:
0.1 mm (0.0039 in)
Out of specifications  Resurface or replace.
Cylinder head bolt:
1st: 25 N·m (2.5 kgf·m, 18 lb·ft)
2nd: 45 N·m (4.5 kgf·m, 33 lb·ft)
Cylinder head bolt:
1st: 25 N·m (2.5 kgf·m, 18 lb·ft)
2nd: 45 N·m (4.5 kgf·m, 33 lb·ft)
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