Power Solutions International — Steps to assemble flywheel housing
Repair & overhaul
From a Power Solutions International service manual — check it applies to your exact model before use.
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Before you start
- Apply lubricating oil on thread and bearing surface of each strengthening bolt before assembling
Procedure
- Debur fitting surface on engine block with 240# fine oil stone; clean with ethyl alcohol
- Apply sealant on fitting surfaces of flywheel housing and engine block
- Preassemble the bolts
- Tighten M10 bolts in arrow sequence to 80~85Nm
- Tighten M12 bolts in marked order 1-2-3-4-5-6 to 140~145Nm
Tools required
- 17mm and 19mm socket spanner Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- M10 bolts 80~85Nm
- M12 bolts 140~145Nm
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.