The 1½-litre 12/4 was a new addition to the Riley catalogue for 1935, being the Coventry firm's largest capacity four since the 1920s.

Hugh Rose redesigned the engine with three main bearings, although the camshaft layout was retained, and the model could be supplied with six different styles of saloon bodywork as well as in more sporting open 2-seater Sprite or 4-seater Lynx form, some of the latter fitted with the Sprite engine which had hotter camshafts.

First registered 28 December 1936, and as confirmed by a buff log book entry from 4 August 1972, this handsome Lynx 12/4 has been in same family ownership for the last 39 years, having first been enjoyed by father and mother and subsequently passing into their daughter's hands.

Having been last back-to-chassis rebuilt in 1985/6 and successfully participated in a Mittwochs-Runde Berlin event, 'AWD 503' was driven regularly by her until 1991, since when it has been garaged in Gloucestershire where we understand the engine was last ...