Yamaha Fz6n Manual

5-1
5
Order Job / Part Q’ty Remarks
1
2
3
4
5
6
7Removing the drive sprocket
Drive chain
Lock nut
Shift rod
Shift arm
Drive sprocket cover
Nut
Lock washer
Drive sprocket2
1
1
1
1
1
1Loosen.
Refer to “ADJUSTING THE DRIVE 
CHAIN SLACK” in chapter 3.
Loosen.
For installation, reverse the removal 
procedure.
10 Nm (1.0 m
kg, 7.2 ft
lb)
10 Nm (1.0 m
kg, 7.2 ft
lb)
7 Nm (0.7 m
kg, 5.1 ft
lb)
90 Nm (9.0 m
kg, 65 ft
lb)
7 Nm (0.7 m
kg, 5.1 ft
lb)
ENGINEENG
EAS00188
ENGINE
ENGINE
DRIVE SPROCKET 

5-2
Order Job / Part Q’ty Remarks
1
2
3
4
5Removing the exhaust pipe
Exhaust pipe assembly
Exhaust pipe gasket
Catalyst pipe assembly
Muffler protector assembly
Muffler1
4
1
1
1Remove the parts in the order listed.
For installation, reverse the removal
procedure.
20 Nm (2.0 m
kg, 15 ft
lb)
16 Nm (1.6 m
kg, 11.6 ft
lb)
20 Nm (2.0 m
kg, 15 ft
lb)
20 Nm (2.0 m
kg, 15 ft
lb)
20 Nm (2.0 m
kg, 15 ft
lb)
20 Nm (2.0 m
kg, 15 ft
lb)
20 Nm (2.0 m
kg, 15 ft
lb)
9 Nm (0.9 m
kg, 6.5 ft
lb)
34 Nm (3.4 m
kg, 26 ft
lb)...

5-3
Order Job / Part Q’ty Remarks
Disconnecting the leads and hoses
Seat
Front cowling inner panel (left and right)
Fuel tank
Battery
Air filter case
Battery box and battery box bracket
Throttle body assembly
Engine oil
Oil filter cartridge
Oil cooler
Air cut-off valveDisconnect the parts in the order listed.
Refer to “SEAT” in chapter 3.
Refer to “COWLINGS” in chapter 3.
Refer to “FUEL TANK” in chapter 3.
Refer to “CHECKING AND CHARGING 
THE BATTERY” in chapter 3.
Refer to “AIR FILTER CASE” in chapter...

5-4
Order Job / Part Q’ty Remarks
1
2
3
4
5
6
7
8
9Radiator
Starter motor
Battery negative lead
Battery positive lead
Clutch cable
Ground lead
Stator coil assembly coupler
Crankshaft position sensor coupler
Oil level switch connector
Neutral switch connector
Speed sensor coupler1
1
1
1
1
1
1
1
1Refer to “COOLING SYSTEM” in 
chapter 6.
Refer to “STARTER MOTOR” in 
chapter 8.
Disconnect.
Disconnect.
Disconnect.
Disconnect.
Disconnect.
For installation, reverse the removal
procedure.
ENGINEENG 

5-5
Order Job / Part Q’ty Remarks
1
2
3
4
5Removing the engine
Right front engine mounting bolt
Left front engine mounting bolt
Self locking nut
Rear engine mounting bolt
Engine1
2
2
2
1Remove the parts in the order listed.
Place a suitable stand under the frame and
engine.
For installation, reverse the removal
procedure.
NOTE:
Refer to “INSTALLING THE ENGINE”.
55 Nm (5.5 m
kg, 40 ft
lb)
55 Nm (5.5 m
kg, 40 ft
lb)
55 Nm (5.5 m
kg, 40 ft
lb)
55 Nm (5.5 m
kg, 40 ft
lb)
ENGINEENG
EAS00191
ENGINE 

5-6
ENGINEENG
NOTE:
NOTE:
55 Nm (5.5 m
kg, 40 ft
lb)
NOTE:
55 Nm (5.5 m
kg, 40 ft
lb)
EAS00192
INSTALLING THE ENGINE
1. Install:

rear engine mounting bolts 
1
Lubricate the rear engine mounting bolt threads
with lithium-soap-based grease.
2. Install:

right front engine mounting bolt 
2

left front engine mounting bolts 3
Do not fully tighten the bolts.
3. Tighten:

self-locking nut 
4
First tighten the lower self-locking nut.
4. Tighten

left front engine mounting bolts 
5 

5-7
ENGINEENG
55 Nm (5.5 m
kg, 40 ft
lb)
10 Nm (1.0 m
kg, 7.2 ft
lb)
NOTE: 5. Tighten

right front engine mounting bolts 
6
6. Install:

shift arm 
7

Align the punch mark a in the shift shaft with
the slot in the shift arm.

Align the bottom edge of the shift pedal with the
mark on the frame-to-swingarm bracket. 

5-8
Order Job / Part Q’ty Remarks
1
2
3
4
5Removing the cylinder head cover
Battery
Air filter case
Battery box and battery box bracket
Throttle body assembly
Radiator assembly
Air cut-off valve
Ignition coil
Spark plug
Cylinder head cover
Cylinder head cover gasket
Timing chain guide (top side)4
4
1
1
1Remove the parts in the order listed.
Refer to “CHECKING AND CHARGING 
THE BATTERY” in chapter 3.
Refer to “AIR FILTER CASE” in chapter 3.
Refer to “BATTERY BOX AND BATTERY
BOX BRACKET” in chapter 3....

5-9
Order Job / Part Q’ty Remarks
1
2
3
4
5
6
7
8
9Removing the camshafts
Pickup rotor cover
Camshaft sprocket bolt
Timing chain tensioner
Timing chain tensioner gasket
Timing chain guide (exhaust side)
Intake camshaft cap
Dowel pin
Exhaust camshaft cap
Dowel pin
Intake camshaft4
1
1
1
3
6
3
6
1Remove the parts in the order listed.
Refer to “CRANKSHAFT POSITION
SENSOR AND PICKUP ROTOR”
Loosen.
During removal, the dowel pins may still
be connected to the camshaft caps.
NOTE:
10 Nm (1.0 m
kg, 7.2 ft
lb)
20...

5-10
CAMSHAFTSENG
Order Job / Part Q’ty Remarks
10
11
12
13Exhaust camshaft
Pin
Timing chain guide (intake side)
Cam sprocket1
1
1
2
For installation, reverse the removal 
procedure.
10 Nm (1.0 m
kg, 7.2 ft
lb)
20 Nm (2.0 m
kg, 15 ft
lb)
20 Nm (2.0 m
kg, 15 ft
lb)
10 Nm (1.0 m
kg, 7.2 ft
lb)
12 Nm (1.2 m
kg, 8.7 ft
lb)