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Home >> Jeep >> 1981 >> CJ5 Base, 2.5L Eng VIN B >> Repair and Diagnosis (Single Page) >> Engine Mechanical >> Mechanical >> 2.5L 4-Cylinder Engine >> Identification Coding >> Engine Identification

Engine Identification

The 3 character engine identification code is stamped into the rear top left-hand corner of engine block. In addition, engines built for sale in Georgia and Tennessee have a non-repeating number stamped into the left rear block flange.

ENGINE IDENTIFICATION CODES

Application Code
2.5L (151")
  Federal Man. Trans, without A/C WCP, WFM
Calif. Man. Trans, without A/C WCU
Federal Auto. Trans, without A/C WCT, WFP
Calif. Auto. Trans, without A/C WCW, WFS