Rolls-Royce Meteorite years to 1964 and was centred at the Acocks Green "shadow factory" near Birmingham Rolls-Royce Meteorite The Rolls-Royce Meteorite was a British V8 petrol or diesel engine of capacity, and was derived from the Rolls-Royce Meteor, which was itself based on the Rolls-Royce Merlin aircraft engine. In essence it was two-thirds of a V12 Meteor and it shared the Meteor's 60° vee angle. Meteorites were built for vehicles, for marine use and as stationary power units. It powered the Thornycroft Antar or "Mighty Antar" tank transporter and was used to transport two types of Meteor-engined tanks, the Centurion and Conqueror
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