of the powertrain application_number US 22618202 A description referring first to fig1 of the drawings in detail numeral 10 generally indicates an engine transmission assembly including an engine 12 having a crankshaft 14 forming an engine output shaft and a transmission 16 having an input shaft 18 connected by a powertrain 20 according to the invention powertrain 20 includes a housing 22 which is mounted between the engine and the transmission and is assembled first to the transmission and subsequently bolted to the engine upon assembly of the transmission to the engine the housing 22 internally mounts a stator 24 which forms a part of a motor generator 26 that forms a portion of the powertrain 20 within the housing 22 the powertrain further includes a drive plate 28 bolted to the end of the crankshaft 14 and connected by bolts 30 to annularly spaced drive lugs 32 welded to the input shell 34 of a conventional vehicle torque converter 36 the input shell 34 has a central protrusion that extends into a guide opening 40 at the end of the crankshaft 14 for supporting and maintaining alignment of the torque converter with the engine crankshaft the torque converter 36 acts as a coupling between the crankshaft 14 with attached drive plate 28 and the input shaft 18 of the transmission in accordance with the invention the motor generator 26 also includes an annular rotor 42 which in the illustrated embodiment includes an electrical power annulus 44 of the induction motor type although other forms of generator rotors could be utilized in accordance with the invention rotor 42 further includes a mounting ring 46 shown also in fig2 with other related portions of the powertrain as shown in fig2 mounting ring 46 includes a generally cylindrical annular support 48.