Which low-bypass afterburning turbofan jet engine is used to power the Saab JAS 39 Gripen? 
Saab JAS 39 Gripen: The Saab JAS 39 Gripen (English: "griffin" ) is a light single-engine multirole fighter aircraft manufactured by the Swedish aerospace company Saab. Volvo RM12: The Volvo RM12 is a low-bypass afterburning turbofan jet engine developed for the Saab JAS 39 Gripen fighter.
i don't know