
The Proton CamPro engine is the first flagship automotive engine developed together with Lotus by the Malaysian automobile manufacturer, Proton.

An engine block is the structure which contains the cylinders, and other parts, of an internal combustion engine. In an early automotive engine, the engine block consisted of just the cylinder block, to which a separate crankcase was attached. Modern engine blocks typically have the crankcase integrated with the cylinder block as a single component. Engine blocks often also include elements such as coolant passages and oil galleries.

The Global Medium Engine is a family of engines created by the powertrain division of Alfa Romeo and in production since 2016.

A flat-twin engine is a two-cylinder internal combustion engine with the cylinders on opposite sides of the crankshaft. The most common type of flat-twin engine is the boxer-twin engine, where both cylinders move inwards and outwards at the same time.

IKCO EF engines are a family of four-cylinder engines. The EF7 series are designed jointly by Iran Khodro Powertrain Company (IPCO) and F.E.V GmbH of Germany. The other models will be designed by IPCO itself. IPCO is the powertrain designing & producing company of Iranian car manufacturer Iran Khodro (IKCO). IKCO aims to supply 800,000 powertrains by 2010.

The Lagonda Straight-6 is a famous automobile engine used by Aston Martin and Lagonda marques in the 1950s. Designed by Willie Watson under the supervision of Walter Owen Bentley of Bentley Motors Limited, it vaulted Aston Martin to fame as a maker of desirable sports and racing cars.

The Rolls-Royce–Bentley L-series V8 engine was a big-block engine introduced in 1959. Built in Crewe, it was used on most Rolls-Royce and Bentley automobiles in the four decades after its introduction and was used in the Bentley Mulsanne until 2020.

The Standard SC engine is a cast-iron overhead valve straight-four engine designed and initially produced by Standard Triumph. Over its production life displacement grew from an initial size of just over 800 cc to nearly 1500 cc. Introduced in the Standard Eight in 1953, it would eventually be used in a wide range of vehicles from Standard, Triumph, and MG.
The Suzuki F engine is a series of inline three- and four-cylinder internal combustion petrol engines manufactured by Suzuki Motor Corporation and also licensed by many manufacturers for their automobiles. This engine was Suzuki's first four-stroke car engine when it first appeared in 1977.

The B8444S is an automobile V8 engine developed by Yamaha Motor Corporation for Volvo Cars. It is built in Japan and based on Volvo designs.

The World Gasoline Engine is a family of straight-4 piston engines, based on the Global Engine Alliance design.