The three identical engines are Rolls Royce Griffon mk.58 V12s.
The 36.7 litre supercharged engines are capable of producing 1,960 horse power and are liquid-cooled.
One has no flying hours left and was removed from R.A.F. 8 Squadron Avro Shackleton maritime patrol aircraft WL745 1980.
Another has 62 flying hours remaining and was removed from R.A.F. 8 Squadron Avro Shackleton maritime patrol aircraft WL747 1980.
Both are mounted on wooden stands and are dated approximately 1952.
The collection will form part of Bamfords mammoth four-day Antique, Fine Art and Collectors’ Sale from 26-29 June.
DM
