Power Solutions International — Camshaft assembly
Repair & overhaul
From a Power Solutions International service manual — check it applies to your exact model before use.
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Procedure
- Examine camshaft and timing gear; repair or replace worn parts.
- Apply clean engine oil on camshaft hole and tappet hole inner surface.
- Install camshaft with threaded end on gear housing side.
- Install sector plate, tighten bolts to 35±10 N·m and seal with lacquer.
- Install gaskets, flange, washers, and hexagon bolts on camshaft threaded end.
- Measure axial clearance of camshaft; should be 0.1~0.29mm.
- Install camshaft bolts with KB277 sealant through flanges holes.
- Tighten M10 bolts to 85~90 N·m and M8 bolts to 55~60.5 N·m.
Tools required
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- Camshaft axial clearance 0.1~0.29mm
- M10: 85~90 N·m
- M8: 55~60.5 N·m
Source: Power Solutions International 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.