in 1947, the company produced the first Italian air-cooled diesel engine with direct injection.
In 1964 the company introduced entire new families of air-cooled diesel engines for fishing boats and the industrial machine markets.
1974 saw the introduction of a new series of high-speed (4200 rpm) HR, pre-combustion chamber, water-cooled, turbocharged engines.
The Alfa Romeo Alfetta, produced in Arese, rolled off the line with a VM Motori engine under the bonnet in 1979, signaling VM's move to the OEM automotive market.
During the 1980s British Leyland chose VM engines as the smoothest, most petrol-like units available for diesel models of their Range Rover and Rover SD1; the choice continued with the later Rover 800.
The after-cooled, electronic-combustion, "Turbotronic" engine was unveiled in 1990. It was supplied to Alfa Romeo, Chrysler, Ford, General Motors, and Rover.
In 1995, when OEM automotive sales accounted for 75% of income. A major deal with Chrysler saw agreements to supply engines for their Jeep Cherokee and Voyager (2.5-litre) models.
VM Motori's 2.8-litre common rail turbodiesel engine was chosen for the Jeep Liberty CRD. The 2008 and later Chrysler Grand Voyager and 2012 model year Chevrolet Colorado That sale in Thailand is also fitted with the VM 2.8-litre (R428) engine.
GM Daewoo has licensed the 1.5-litre and 2.0-litre common rail engine designs, and built a dedicated engine plant, which started production 2006. The 2.0 L diesel is used in the Chevrolet Captiva/Opel Antara/Daewoo Winstrom, the Chevrolet Optra/Daewoo Lacetti, the Chevrolet Cruze and the Chevrolet Epica/Daewoo Tosca.
The latest vehicle to benefit from a 2.5 L VM Motori diesel engine is the purpose-built LTI (London Taxis International) London style taxicab - the TX4 is the first of the TX range of taxis to include a VM Motori engine.
The company is also selling its products to off-highway applications, such as marine and defense. MTU Friedrichshafen, a German diesel engine manufacturer, holds the exclusive sales rights for VM Motori off-highway engines outside of Italy.
In June 2010 VM Motori started the production of the new 2.8L 4-cylinder Euro 5 engine to power the 2011MY Jeep Wrangler, 2011MY Jeep Cherokee and 2012MY Lancia Voyager. The A428 has a maximum power of 200 PS (147 kW; 197 hp) and a torque of 460 N·m (340 lb·ft) at 1800 rpm. On the manual version of the Jeep Wrangler the A428 features the Stop/Start system to reduce the CO2 emissions.
In January 2011, VM Motori launched its brand new engine 3.0L V6. With 241 CV and 550 N·m (410 lb·ft) the A630 is among the best diesel engines in its class. As result of the collaboration with Fiat Powertrain Technologies the engine features the Multijet2 technology for improved performance, fuel economy and NVH. The first applications of the 3.0L V6 are the 2011MY Grand Cherokee and the 2012MY Lancia Thema