‘No fail’: Air Force officials spotlight cost jumps, delays for B-52 bomber modernization 0 01.08.2024 20:09 Breaking Defense The pricetag to put new engines on the decades-old bomber has jumped from $12.5 billion to $15 billion, while an effort to integrate a new radar has climbed to $3.3 billion from an original forecast of $2.3 billion, service officials revealed.