Yamaha Fz1n Service Manual

TIGHTENING TORQUES
2-14
Cylinder head and exhaust pipe 
nutM8 8 20 Nm (2.0 m·kg, 14 ft·lb)
Exhaust pipe and muffler bolt M 8 1 20 Nm (2.0 m·kg, 14 ft·lb)
EXUP pulley and shaft arm nut M6 1 7 Nm (0.7 m·kg, 5.1 ft·lb)
EXUP valve pulley cover bolt M6 2 14 Nm (1.4 m·kg, 10 ft·lb)
EXUP cable nut M6 2 6 Nm (0.6 m·kg, 4.3 ft·lb)
Exhaust pipe and exhaust pipe 
bracket bolt M8 2 20 Nm (2.0 m·kg, 14 ft·lb)
EXUP servo motor cover bolt M5 2 2 Nm (0.2 m·kg, 1.4 ft·lb)
EXUP servo motor nut M6 1 7 Nm (0.7 m·kg, 5.1...

TIGHTENING TORQUES
2-15
NOTE:
 Cylinder head nut
1 First, tighten the bolts to approximately 19 Nm (1.9 mkg, 14 ftlb) with a torque wrench following the tightening order.
2 Retighten the bolts 67 Nm (6.7 mkg, 48 ftlb) with a torque wrench.
 Connecting rod cap bolt
1 Tighten the connecting rod bolts to 20 Nm (2.0 mkg, 14 ftlb) and then tighten them further to  reach the specified angle 150°.
 Crankcase bolt (main journal)
1 First, tighten the bolts to approximately 20 Nm (2.0 mkg, 14 ftlb)...

TIGHTENING TORQUES
2-16 

TIGHTENING TORQUES
2-17
EAS20350
CHASSIS TIGHTENING TORQUESItem Thread 
size Q’ty Tightening torque Remarks
Upper bracket pinch bolt M8 2 26 Nm (2.6 m·kg, 19 ft·lb)
Steering stem nut M28 1 113 Nm (11.3 m·kg, 82 ft·lb)
Upper handlebar holder bolt M8 4 24 Nm (2.4 m·kg, 17 ft·lb)
Lower handlebar holder nut M10 2 32 Nm (3.2 m·kg, 23 ft·lb)
Lower bracket pinch bolt M8 4 23 Nm (2.3 m·kg, 17 ft·lb)
Lower ring nut M30 1 SEE NOTE
Cap bolt M46 2 23 Nm (2.3 m·kg, 17 ft·lb)
Damper rod assembly bolt M10 1 23 Nm (2.3...

TIGHTENING TORQUES
2-18
Rear brake hose holder screw M6 2 7 Nm (0.7 m·kg, 5.1 ft·lb)
Fuel tank bolt (front) M6 3 7 Nm (0.7 m·kg, 5.1 ft·lb)
Fuel tank bolt (rear) M6 1 7 Nm (0.7 m·kg, 5.1 ft·lb)
Fuel tank bracket screw M6 4 7 Nm (0.7 m·kg, 5.1 ft·lb)
Fuel tank cap bolt M5 5 6 Nm (0.6 m·kg, 4.3 ft·lb)
Fuel pump bolt M5 6 4 Nm (0.4 m·kg, 2.9 ft·lb)
Seat lock assembly nut M6 27 Nm (0.7 m·kg, 5.1 ft·lb)
Mud guard assembly bolt M8 4 16 Nm (1.6 m·kg, 12 ft·lb)
License plate light screw M5 2 4 Nm (0.4 m·kg, 2.9...

TIGHTENING TORQUES
2-19
NOTE:
1 First, tighten the ring nut to approximately 52 Nm (5.2 mkg, 38 ftlb) with a torque wrench, then loosen the lower ring nut completely.
2 Retighten the lower ring nut 18 Nm (1.8 mkg, 13 ftlb).Clutch cable adjust nut M8 1 7 Nm (0.7 m·kg, 5.1 ft·lb)
Item
Thread 
size Q’ty Tightening torque Remarks 

LUBRICATION POINTS AND LUBRICANT TYPES
2-20
EAS20360
LUBRICATION POINTS AND LUBRICANT TYPES
EAS20370
ENGINE
Lubrication point Lubricant
Oil seal lips
O-rings
Bearings
Crankshaft pins
Piston surfaces
Piston pins
Crankshaft journals
Camshaft lobes
Camshaft journals
Valve stems (intake and exhaust)
Valve stem ends (intake and exhaust)
Water pump impeller shaft
Oil pump rotors (inner and outer)
Oil pump housing
Oil strainer
Clutch (pull rod)
Oil/water pump drive sprocket and washer
Clutch (thrust plate)...

LUBRICATION POINTS AND LUBRICANT TYPES
2-21
Pickup rotor cover Yamaha bond No. 
1215
Lubrication point Lubricant 

LUBRICATION POINTS AND LUBRICANT TYPES
2-22
EAS20380
CHASSISLubrication point Lubricant
Steering bearings and bearing races (upper and lower)
Throttle grip inner surface
Brake lever pivoting point and metal-to-metal moving parts
Clutch lever pivoting point and metal-to-metal moving parts
Engine mount bolts (rear upper and lower)
Engine mount bolts (front left and right)
Relay arm, connecting rod and rear shock absorber collar
Pivot shaft
Swingarm pivot bearing
Swingarm head pipe end, oil seal and bush...

LUBRICATION SYSTEM CHART AND DIAGRAMS
2-23
EAS20390
LUBRICATION SYSTEM CHART AND DIAGRAMS
EAS20400
ENGINE OIL LUBRICATION CHART