Item: Engine Modification Kit. NSN: 2940-01-434-4202. PN: 57K2929. 5-Yr Max Qty: 4,725 Each/5-Yr Min Qty: 240 Each. FOB: Origin. All responsible sources may submit an offer which will be considered. **INTERESTED PARTIES MUST OBTAIN A COPY OF THE SOLICITATION FROM THE TACOM WEBPAGE https://www.contracting.tacom.army.mil