Sunbeam Sikh - Variants

Variants

Sikh

The original 800 hp airship engine intended for use by airships to be developed after the war, which were cancelled.

Sikh II

Following his previous practise Coatalen developed a straight six version of the Sikhusing a single bank of cylinders. Also intended for airships to be developed after the war,the Sikh II was cancelled when the airships did not materialise.(32.1L / 1,957 in3)

Semi-Sikh

Alternative name for the Sikh II.

Sikh III

In the late 1920s, renewed interest in airships, which spawned the Empire Airship programme, also encouraged development of engines to power the airships with. The Sikh III was one of these; closely following the Sikh in construction, major differences included two inlet valves instead of three and enclosed valve-gear.