Service manual

5-93
E
POWR
CONNECTING RODS AND PISTONS
For example, if the connecting rod “P1” and the
crankshaft web “P
1” numbers are “5” and “1”
respectively, then the bearing size for “P
1” is:
Bearing size of P
1:
“P
1” (connecting rod) –
“P
1” (crankshaft web)
5 – 1 = 4 (green)
BEARING COLOR CODE
1brown
2 black
3blue
4 green
5 G
P4
P3P2
P1
Connecting rod and piston installation
The following procedure applies to all of the
pistons and connecting rods.
1. Install:
• Top ring
• 2nd ring
• Oil ring
NOTE:
Be sure to install the piston rings so that the
manufacturer’s marks or numbers face up.
2. Install:
• Piston 1
• Connecting rod 2
• Piston pin 3
• Piston pin clip 4
NOTE:
• Apply engine oil onto the piston pin.
• Make sure that the “Y” mark a on the con-
necting rod left when the arrow mark b on
the piston is pointing up. Refer to the illustra-
tion.
• Reinstall each piston into its original cylinder
(numbering order starting from the front: #1
to #4).