EnginesGMC 248GMC 248GMC 248LayoutInlineCoolingLiquidFuelPetrolDisplacement4.1 LVehicles 2193119321933193419351936193719381939194019411942194319441945GMC ACK-353Jun 1940 – Jun 1940GMC ACKWX-3532,466≈ Dec 1941 – May 1945