The ZMZ-24 was an aluminium-block overhead valve (OHV) inline four design, an evolution of the ZMZ-21A, displacing 2,445 cc, and in its initial appearance, produced with chain-driven camshaft and compression ratio of 6.6:1; it produced 70 hp at 4,000 rpm and 123 lbft at 2,200 rpm.[1] It was also produced as the UMZ 4178.10.[2]
It "quickly became the mainstay of the Soviet engine industry",[3] and would be used in a variety of vehicles.
The improved ZMZ-24D, found in the GAZ-24, ran on 92 RON gasoline (while the ZMZ-24-01 could use commonly available 76 octane, and the ZMZ-24-07 could use liquid propane).[4] The cylinder block was die cast, instead of the slower