EnginesGMC 6004GMC 6004GMC 6004LayoutInlineCoolingLiquidFuelDieselDisplacement7 LVehicles 7193119321933193419351936193719381939194019411942194319441945Valentine IV660≈ Nov 1941 – May 1943≈ Mar 1942 – May 1945Valentine VII1,405≈ Apr 1942 – May 1945Valentine V1,216≈ Jul 1942 – May 1943≈ May 1942 – May 1945Valentine IX1,011≈ Nov 1942 – Mar 1943≈ Sep 1943 – May 1945Aug 1945 – Aug 1945Valentine X135≈ Jun 1944 – May 1945Valentine XI120≈ Jun 1944 – May 1945Valentine VI15