Generac — Crankshaft Installation
Repair & overhaul
From a Generac service manual covering: GN-190, GN-191, GN-320, GN-360. Check it applies to your exact model before use.
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Before you start
- Seal protectors should be used to prevent damage to oil seals during installation.
Procedure
- Lubricate all bearing surfaces with engine oil.
- Install the valve tappets.
- Support both ends of the crankshaft and carefully install into the crankcase.
Tools required
- Seal protector Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Source: Generac 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.