No, The engines can be naturally aspirated or use forced induction, and they are typically highly advanced and sophisticated, employing cutting-edge technologies.
Different manufacturers, such as Honda, Yamaha, Ducati, Suzuki, and KTM, participate in MotoGP and each develop their own engines based on their individual design philosophies and technical expertise. These engines can have distinct characteristics in terms of power delivery, torque, engine layout, and other performance factors.
While there may be certain regulations in place to ensure competitive balance and prevent excessive spending, manufacturers still have the freedom to develop their own engines within the defined technical specifications. This leads to variations in engine designs, performance, and overall bike characteristics among the different MotoGP teams and manufacturers.