This thing is huge! Check out this Rolls-Royce Griffing engine and then see it start and run! It’s the very big brother of the famed Merlin and makes 2,450 horsepower! Yeah, this is cool as hell and anyone who digs engines should think so too. Watch the video, it’s worth the time.

Video Description:

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