The Engine Secret That Let B-17s Fly Higher Than German Fighters Could Follow

Spring, 1943. Germany's North Sea coast. A 22-year-old Luftwaffe ace climbs to intercept — 1,500 horsepower against bomber engines rated at 1,200. On paper, target practice. Five miles up, his fighter is dying; the thirty-ton bombers are at full power. Berlin knew the device behind it. Patented in 1