N5520, better known as "Faith", was fitted with an engine salvaged from a Bristol Blenheim bomber, which also used the Bristol Mercury engine and a Blenheim three-blade Hamilton propeller, rather than the standard two-blade propeller.
N5520 was fitted with an engine. This engine was salvaged from a Bristol Blenheim bomber. N5520 was better known as "Faith". A Bristol Blenheim bomber also used the Bristol Mercury engine. A Bristol Blenheim bomber also used a Blenheim three-blade Hamilton propeller, rather than the standard two-blade propeller.