Operation CHARM: Car repair manuals for everyone.

Connecting Rod: Specifications


WM 1344IN Mounting specification for connecting rod bolts

Tools





Technical values





Securing connecting rod bolts

CAUTION

Risk of damage due to particles of dirt.

- Danger of material damage due to blocked oil bores/oil ducts.

-> Absolute cleanliness is essential when working on the engine.
-> Lay removed engine parts on a clean base and make sure to cover them.
-> Use the cover for dust protection when fitting the engine NR.165 on the engine assembly support.

NOTICE

Refitting connecting rod bolts that were already used

- Risk of engine damage

-> Always replace connecting rod bolts.
-> New connecting rod bolts may be screwed in a maximum of four times during assembly.

1. Position the new connecting rod bolts with the associated connecting rod caps and tighten the screws by hand.
2. Pre-tighten connecting rod bolts to the specified torque and retighten with a torque angle wrench. => Initial tightening: 15 ftlb.; => Torque angle: 110°
3. Unscrew connecting-rod bolts.
4. Pre-tighten connecting rod bolts to the specified torque and perform the final tightening with a torque angle wrench. => Initial tightening: 15 ftlb.; => Final tightening - torque angle: 110°