Piston, Connecting Rod, and Bearing Installation
Special Tools
EN-470-B Angular Torque Wrench
For equivalent regional tools refer to
Special Tools .
| 1. |
Adjust the piston ring joint
as shown. Dislocate the piston rings 90° to
each other. |
| |
• |
Upper compression ring
(1) |
| |
• |
Lower compression ring
(3) |
| 2. |
Lubricate the piston rings,
piston, inner cylinder bore surface and a piston ring compressor
with clean engine oil. |
| 3. |
Install the piston ring
compressor in order to compress the piston rings. |
|
Note: The marks on
piston heads and connecting rods must point to the timing side.
|
| 4. |
Install the pistons (1) along
with the connecting rods (2) |
| 5. |
Push the pistons down to the
cylinder bore. |
| 6. |
Lubricate the connecting rod
bearings and the connecting rod bearing caps with engine
oil. |
| 7. |
Install the upper connecting
rod bearings, the lower connecting rod bearings (1) and the
connecting rod bearing caps (2). |
|
Note: Mind the
fracture faces (1) of connecting rod bearing caps and connecting
rods. Examine that the connecting rod bearing caps are installed in
their original position.
|
| 8. |
Install 8 NEW connecting rod
bearing cap nuts (3) in the following order: |
| |
8.1 |
Tighten the nuts to 25
N·m (18 lb ft) . |
| |
8.2 |
Tighten the nuts to an
additional 100° . |
| |
8.3 |
Tighten the nuts to an
additional 15° . Use EN-470-B
wrench . |
|
