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September 16, 2013 Service bulletin

Caterpillar: on some engines, the valve covers have bolts that varies in different lengths

Caterpillar technical service bulletin SEPD-1665 for 2012-2014 Caterpillar CT660.

Bulletin number
SEPD-1665
Component
Engine
Summary
Caterpillar: on some engines, the valve covers have bolts that varies in different lengths. Model ct660. No years listed.

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