Replacement B-52 test engine deliveries expected in 2027

AURORA, Colorado—Test engines meant to keep the B-52 Stratofortress in the skies through the bomber’s 100th birthday are expected to be delivered in 2027 after recent key performance evaluations, Rolls Royce confirmed to Defense One.The upgraded F130 engines completed altitude and operability testing earlier this month at the Air Force’s Arnold Engineering Development Complex in Tennessee, the company said in an emailed statement. The planned replacement of aging Pratt &am