Yamaha YP400T Service Manual page 50

TIGHTENING TORQUES
ENGINE TIGHTENING TORQUES
Item
Camshaft cap
Exhaust pipe stud bolt
Spark plug
Cylinder head and cylinder
Cylinder head and cylinder
Cylinder head and cylinder
Cylinder head cover and cylinder
head
Cylinder head cover and camshaft
cap
Oil gallery bolt
Cylinder and crankcase
Generator rotor
Camshaft sprocket (intake and
exhaust)
Timing chain guide (intake side)
Timing chain tensioner assembly
Timing chain tensioner cap bolt
Water pump cover
Oil cooler outlet hose joint
Thermostat cover
Radiator filler hose and bracket
Radiator pipe assembly
Oil cooler pipe
Oil cooler cover
Coolant drain bolt
Air bleed bolt (coolant)
Oil pump assembly
Oil strainer cover
Oil filter element cover
Cylinder head and intake manifold
Intake manifold and throttle body joint
Fuel injector assembly
Fuel hose stay
Intake air pressure sensor and stay
Air filter case (left and right)
Muffler joint
Muffler protector
Muffler end cover
Muffler end cover stay
Exhaust pipe protector
TIGHTENING TORQUES
Thread
Fastener Q'ty
size
Bolt M6 8
— M8 2
— M10 1
Bolt M6 2
Nut M10 2
Cap nut M10 2
Bolt M6 9
Bolt M6 1
— M6 1
Bolt M6 1
Nut M18 1
Bolt M7 4
Bolt M6 2
Bolt M6 2
— M6 1
Bolt M6 3
Bolt M6 1
Bolt M6 2
Bolt M5 1
Bolt M6 3
Bolt M6 2
Bolt M6 3
— M6 1
— M5 1
Bolt M6 2
— M35 1
Bolt M6 3
Bolt M6 2
Bolt M6 2
Bolt M6 1
Bolt M5 1
Bolt M6 3
Bolt M6 4
Bolt M8 1
Bolt M6 2
Bolt M6 5
Bolt M6 3
Bolt M6 2
2 - 18
SPEC
Tightening torque
Remarks
Nm m · kg ft · lb
10 1.0 7.2
13 1.3 9.4
13 1.3 9.4
10 1.0 7.2
40 4.0 29
52 5.2 37
10 1.0 7.2
10 1.0 7.2
10 1.0 7.2
10 1.0 7.2
130 13.0 94
20 2.0 14
10 1.0 7.2
10 1.0 7.2
7 0.7 5.1
10 1.0 7.2
10 1.0 7.2
10 1.0 7.2
9 0.9 6.5
7 0.7 5.1
10 1.0 7.2
10 1.0 7.2
10 1.0 7.2
6 0.6 4.3
7 0.7 5.1
32 3.2 23
10 1.0 7.2
10 1.0 7.2
10 1.0 7.2
12 1.2 8.7
7 0.7 5.1
10 1.0 7.2
7 0.7 5.1
14 1.4 10
10 1.0 7.2
10 1.0 7.2
10 1.0 7.2
10 1.0 7.2
LT
LT
LT
LT
LT
LT
LT