Cummins Turbo H1C 3522778 3802289
Cummins Turbocharger, Cummins turbo . Holset Turbo H1C P/N : 3522778 / 3522777 , OE No : 3802289 , fit for Cummins 6T-590/6BT-590/6BTA-590 engines . Replace for 166592 .