Power Solutions International — Crank-rod mechanism disassembly
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
- Proceed with caution to avoid jamming cylinder block with connecting rod tip.
Procedure
- Check connecting rod axial backlash and tightening torque before disassembling.
- Tilt and lay the engine on its side, rotate flywheel until piston is in BDC.
- Remove connecting rod bolts and cap.
- Rotate flywheel until piston is in TDC, knock piston out with wooden hammer.
- Remove other pistons similarly and number them.
Tools required
- wooden hammer Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
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.