Description
New alternator 120-019-0174 uses the Delco Remy 11SI design with 12V operation, 95A output, internal regulation and an internal fan. It is configured for negative ground and supplied with a pulley.
Matched Delco references are 19020204 and 19020208. The listed Cummins references include 3972730, 4988274 and 5293586; confirm the engine’s original alternator option, mounting, connector arrangement and pulley alignment before ordering.


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