Rolls-Royce Meteor possibility of a Universal tank, able to undertake both high-armour (Infantry tank) and high-mobility (Cruiser tank) roles. Ultimately, this resulted in the Centurion tank and evolved into the main battle tank concept. The Meteor was used in the following vehicles: Rolls-Royce Meteor The Rolls-Royce Meteor and later the Rover Meteor was a British tank engine developed in the Second World War. It was used in British tanks up to 1964. It was developed from the Rolls-Royce Merlin aero-engine by W. A. Robotham and his chassis design and development division at Clan Foundry, Belper, as they were not involved in aero-engine
Rolls-Royce 25/30 Rolls-Royce 25/30 The Rolls-Royce 25/30 built between 1936 and 1938 is an updated version of the 20/25 with larger engine to provide more power, as often, over-large bodies had been fitted to the earlier model leading to complaints about its performance. The in-line 6-cylinder, overhead-valve 25/30 hp engine is similar to that used in the 20/25 but increased in capacity to by increasing the bore from to , with the stroke remaining at . The compression ratio is 6:1. A single proprietary Stromberg downdraught carburettor replaced the Rolls-Royce one, and magneto ignition was no longer fitted, but a standby coil