Yamaha MT-01 T 2005 Service Manual page 244

2. Install:
• Piston "1"
• Piston pin "2"
• Piston pin clips "3"
NOTE:
• Apply engine oil onto the piston pin.
• Make sure the arrow mark "a" on the piston fac-
es towards the front of the vehicle.
• Before installing the piston pin clip, cover the
crankcase opening with a clean rag to prevent
the clip from falling into the crankcase.
• Reinstall each piston into its original cylinder
(numbering order starting from the left: #1 to
#2).
3. Lubricate:
• Piston
• Piston rings
• Cylinder
(with the recommended lubricant)
Recommended lubricant
Engine oil
4. Offset:
• Piston ring end gaps
New
CYLINDERS AND PISTONS
d.e
a. Top ring
b. Upper oil ring rail
c. Oil ring expander
d. Lower oil ring rail
e. 2nd ring
A. forward
5. Install:
• Cylinder "1"
NOTE:
• While compressing the piston rings with one
hand, install the cylinder with the other hand.
5-45
A
90 ˚
b
90 ˚
a.c
45 ˚
1