Engine Model Stamping

The engine model is stamped on the cylinder block.

These engine model numbers are as shown as follows.

Engine model	Engine displacement
4J1	2.4L engine
6B3	3.0L engine

Fig 1: Locating Engine Model Stamping (4J1)

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

The engine serial number is stamped near the engine model number.

Engine number

AA0201 to YY9999

Fig 2: Locating Engine Model Stamping (6B3)

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.