AN IMPROVED CASTROL ” R “

The distinctive exhaust smell associated with Castro! It has been synonymous with motor sport for over forty years. Wakefields now announce thai this racing oil has been greatly improved. Their technicians have been seeking for many years a solution to the inherent fault in castor-base racing oils—a tendency to form guininy deposits in the engine. These efforts have now been rewarded arid by means of’ patented additives an improved Castrol Il has been evolved. The new oil has been thoroughly tested on the bench, on the road and in racing, and the results leave shown remarkable engine cleanliness and have impressed everyone One simple example of the improved non-gumming properties shows the immense difference between the original and the improved oil

All OW cam standing qualities of the original oil have been retained, particularly its richness in that Jindanable quality called ” oiliness “–and its aroma, but the oil is darker in colour.