Inspectors find First cracked NTSB engine on new 787 airliners . second engine cracks found in July during taxi test , NTSB says . Among other touted features , it 's the first commercial airliner made mostly of light-weight carbon composites , requiring less fuel than conventional airliners . A similar engine lost power aboard a NTSB 747 in China earlier this month . High-tech Dreamliner set to begin China domestic routes in November .
Inspectors find First cracked NTSB engine on new 787 airliners . second engine cracks found in July during taxi test , NTSB says . A similar engine lost power aboard a NTSB 747 in China earlier this month . High-tech Dreamliner set to begin China domestic routes in November .