PACCAR Y53-1030A 12/09 – 11 –
ENGINE IDENTIFICATION
Engine Dataplate
The engine dataplate provides important facts about the
engine. The engine serial number (ESN) and control parts list
(CPL) provide information for service and ordering parts. The
engine dataplate must not be changed unless approved by
PACCAR Inc.
The dataplate is located on the top side of the gear housing.
Have the following engine data available when communicat-
ing with a PACCAR Authorized Repair Location:
• Engine serial number (ESN).
• Control parts list (CPL).
• Model.
• Horsepower and rpm rating.
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