The ZMZ 24 was an automobile engine produced by Zavolzhye Engine Factory (Zavolzhye Motorni Zavod, ZMZ) in the Soviet Union. The ZMZ 24 was an aluminium-block overhead valve (OHV) inline four design, an evolution of the , displacing 2,445 cc (149.2 cu in), and in its initial appearance, produced with chain-driven camshaft and compression ratio of 6.6:1; it produced 70 hp (52 kW; 71 PS) at 4,000 rpm and 123 lb⋅ft (167 N⋅m) at 2,200 rpm. It was also produced as the UMZ 4178.10. It "quickly became the mainstay of the Soviet engine industry", and would be used in a variety of vehicles.