British aero-engineer Rolls-Royce raised its full-year profit and cash flow outlook on Thursday after improvements to its widebody jet engines drove strong first-half results, pushing its shares to an all-time high.

Rolls-Royce Holdings Plc raised its outlook for the year as the UK aircraft engine maker benefits from its savings program and strong demand across the industry.

Rolls-Royce shares powered to fresh all-time highs after the U.K. engineering and defense company raised its guidance on continued strong demand. In Thursday morning trade, London-listed shares were up 8.