Are logistics/maintenance differences between the Leopard and Abrams tanks really so critical, or did NATO just want Germany to make a larger commitment to Ukrainian defense? - Quora
MTU V10 Leopard engine revs and idle - YouTube
The engine of a combat tank Leopard 2 lies in front of a Leopard 2 in the context of the informative educational practice 'Land operations 2016' in the the military training area
Tank Engine Sound - Massive Diesel Power - Leopard 2 + PzH2000 - YouTube