About This File
FS2004 Pratt & Whitney JT3D-3B Turbofan Engine sounds for DC8-50 and -61 series, and B707-320B. Although a similar sound note to the JT3D-7, it has a bit of a higher pitch and a unique startup sequence. Thanks to Just Planes Video for some of their original sound recordings. Compiled by Benoit Plamondon.