General Electric Aircraft Engines, Lynn, Mass., is being awarded a $246,520,390 modification to a previously awarded firm-fixed-price contract (N00019-06-C-0088) to exercise an option for 68 Lot 15 F414-GE-400 engines and device kits for the F/A-18E/F aircraft. Work will be performed in Lynn, Mass. (44.8 percent); Madisonville, Ky. (18.1 percent); Evandale, Ohio (14.1 percent); Hooksett, N.H. (10.4 percent); Rutland, Vt. (3.9 percent); Dayton, Ohio (2.2 percent); Jacksonville, Fla. (1.5 percent); Muskegon, Mich. (1.4 percent); Terre Haute, Ind. (1.4 percent); Bromont, Canada (1.2 percent); and Asheville, N.C. (1 percent). Work is expected to be completed in April 2013. Contract funds will not expire at the end of the current fiscal year. The Naval Air Systems Command, Patuxent River, Md., is the contracting activity.