The engine used in the 1600 Capri was exactly the same as the engine used in the Cortina. It was most popular engine in the Capri and over 550,000 Mk1,2 and 3 1600cc Capris were made - over a quarter of all Capris produced worldwide.

MkI Capri Owners Handbook - Pre-Facelift 1600 XL
(Ford Motor Company Ltd)