 A new engine, the "Rush" 1290 cc unit, with the same cylinder dimensions as before, but now incorporating a five-bearing crankshaft, was fitted to the Arondes beginning from October 1960.A wide range of power outputs for the new engine was offered according to model, ranging initially from to .During this period higher octane fuels were becoming the norm at filling stations across France, and some of the changed power outputs correlated with changed compression ratios.