Caterpillar 3406E — Exhaust Manifold - Remove and Install
Repair & overhaul
For the Caterpillar 3406E, from the Caterpillar service manual.
Applies to: Caterpillar 3406E, Caterpillar 3406E / 3456 engine
Procedure
- Tighten studs in cylinder head to 35 + 5 N-m (26 + 4 lb ft)
- Tighten manifold nuts in numeric sequence to 38 + 5 N-m
- Tighten shield nuts to 25 + 7 N-m (18 + 5 lb ft)
Full service-parts list: Caterpillar 3406E →, Caterpillar 3406E / 3456 engine →
Source: Caterpillar service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.