Generac — Camshaft 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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Procedure
- Apply oil to the camshaft bearing and to the bearing bore in the crankcase.
- Install the camshaft into the crankcase camshaft bore, holding the valve tappets out of the way.
- Use the camshaft spring washer if the model was equipped with one, seated between the camshaft and crankcase.
- Align the timing mark on the camshaft gear with the timing mark on the crankshaft gear with the piston at TDC.
Specs & values
- Piston must be at top dead center (TDC)
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.