The invention provides an ignition chamber type engine with high-energy ignition fuel and belongs to the field of engines. The ignition chamber type engine comprises a combustor, a gas inlet system, an exhaust system, a fuel supply system, a high-energy ignition fuel supply system, a fuel nozzle, an ignition chamber and an electronic control system. The ignition chamber with an ignition chamber high-energy ignition fuel nozzle and an ignition device is arranged, thus the high-energy ignition fuel supply system supplies high-energy ignition fuel into the ignition chamber through the ignition chamber high-energy ignition fuel nozzle, the high-energy ignition fuel is ignited by the ignition device, the characteristics of the high-energy ignition fuel and the effect of jet flow of the ignitionchamber are fully utilized, ignition energy and ignition stability are enhanced greatly, and efficient and clean combustion is achieved.