21SITM and 22SITM Alternator Core Identification

Use this page to help identify the correct core group for your core returns.  If you know the part number, please visit our e-catalog for model family idenfication.

21SI Alternator Core

21SI rear cover without name

21SI rear cover without name

22SI Alternator Core

22SI rear cover with name

22SI rear cover with name

21SI casting smooth side

21SI casting smooth side

22SI casting smooth side

22SI_Front_IMG_0266-circled-CU

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