Tightening connecting rod screws - AR03.10-P-6111-02L
| Number | Designation | Engine 137 | Engine 275, 285 | ||
|---|---|---|---|---|---|
| BA03.10-P-1001-01E | Connecting rod bolt | Stage 1 | Nm | 5 | 5 |
| Stage 2 | Nm | 15 | 15 | ||
| Stage 3 | ∠° | 90 | 90 | ||
- Coat thread and head contact surfaces of bolt with engine oil.
- Pretighten connecting rod bolts with torque (stage 1, stage 2).
- Tighten connecting rod bolts using an angle wrench to stage 3.
If no torquing angle wrench is available, the connecting rod screws can be torqued further by the specified angle in a single operation using a wrench and tommy bar. Do not use a flexi-rod torque wrench for tightening in order to avoid any angle errors.