Perkins 1106 — Exhaust Manifold - Remove and Install (Side Mounted Exhaust Manifold)
Repair & overhaul
For the Perkins 1106, from the Perkins service manual.
Applies to: Perkins 1106, Perkins 1106D engine
Before you start
- Support the manifold as bolts are removed
Procedure
- Loosen bolts (2) and (5) in reverse numerical order to prevent distortion.
- Remove center bolts and outer bolts and spacers; support the manifold.
- Remove exhaust manifold.
- Remove exhaust manifold gaskets.
- On installation, clean joint face of cylinder head.
- Install studs if necessary; tighten to 18 N·m.
- Install guide studs to cylinder head; position two new gaskets with TOP outward and upward.
- Align and install exhaust manifold to cylinder head.
- Apply Loctite 575 to first two threads of previously used bolts.
- Install bolts and spacers finger tight; remove guide studs; install remaining bolts.
- Tighten bolts (2) and (5) to 44 N·m in the shown sequence.
Tools required
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- 18 N·m (13 lb ft) studs
- 44 N·m (32 lb ft) bolts
Full service-parts list: Perkins 1106 →, Perkins 1106D engine →
Source: Perkins 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.