Bigger brother to the famous Merlin, we get to fire up a Rolls-Royce V12 Mk58 Griffon engine, as it gets prepared to be used in a car!!!!!

Griffon Mk58 specs (without modification):
Engine type: V-12 piston aero, 60° V
Power: 2,450hp takeoff at 2,750 RPM
Original application: Used in Avro Shackleton reconnaissance plane
Bore by stroke: 6 by 6.6 inches
Supercharger type: Two-speed, single-stage centrifugal with 13.4 inch impeller
Boost control: Automatic boost regulator
Fuel system: Speed/density type fuel injection into eye of supercharger
Weight: 2,000 pounds