The Lotus 907 is an inline-4 automobile engine designed and manufactured by Lotus Cars. Displacing 1,973 cubic centimetres (120.4 cu in), it is all-alloy, and features dual overhead camshafts (DOHC) and 16 valves. It developed approximately 144 bhp (107 kW) with dual side-draft Dell'Orto carburetors in most markets. US cars had Zenith Stromberg carburetors. It was nicknamed "The Torqueless Wonder" for its lack of bottom end but good high end horsepower.[citation needed]