Abstract: The present invention relates to a rotary-style internal combustion power-plant, and an electric machine, comprising a compressor housing, wherein a compressor is housed, a electric machine housing, located adjacent to the compressor housing, wherein an electric machine is housed, a charge air cooler housing, located adjacent to the electric machine housing, a combustion rotor housing located adjacent to the charge air cooler housing, a power take-off housing located adjacent to the combustion rotor housing, a combustion rotor located adjacent to a power take-off housing, an auxiliary pump housing (oil, coolant, and fuel) located adjacent to the combustion rotor; and turbine housing located adjacent to the auxiliary pump housing (oil and coolant), wherein the housings are manufactured as separate entities and are stacked along a singled axis.