Engine Model Stamping

The engine model is stamped on the cylinder block.

These engine model numbers are as shown as follows.

ENGINE MODEL STAMPING REFERENCE

Engine model	Engine displacement
4B11	2.0L
4B12	2.4L

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

Fig 1: Identifying Engine Model Stamping

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

ENGINE SERIAL NUMBER REFERENCE

Engine number

AA0201 to YY9999