in.) this is an electro-plated aluminium figure with a solid base based on the rolls-royce radiator mascot by charles sykes. comes with a rr logo badge and under-mascot mounting plate in a nice rolls royce stamped presentation box. Ww2 raf spitfire rolls royce griffon exhaust studs. The Griffon was the first Rolls-Royce aero engine to employ a hollow crankshaft as a more efficient method of providing oil distribution to the main and big-end bearings, as opposed to the vulnerable, exposed, external oil distribution lines of the Merlin. aero engine that was in development before the Second World War, but had its initial development paused so focus could be given to producing the 27 litre Rolls-Royce Merlin V12 in large enough numbers to keep the Nazis at bay. Great Savings Free Delivery / Collection on many items Buy rolls royce griffon and get the best deals at the lowest prices on eBay! The Rolls-Royce Griffon V12 is a 37 litre (2,240 cu.

The Rolls-Royce Griffon was a 2,240 in³ (36.75 litre), 60-degree V-12 aero-engine, developed from the earlier Rolls-Royce R racing engine used in the Schneider Trophy races.