This kit is a 3 cylinder engine with chain driven camshafts. This timing kit is used for timing chain replacement and engine rebuilds. Applicable to 1.5 L EcoBoost Petrol YZJA, Y2DA, Y1DA and YZDA. Application: Ford Focus EcoBoost 2018 and newer Ford Focus ST EcoBoost 2018 and newer Fiesta Duratec 2018 and newer Ford Kuga 1.5L EcoBoost (I3) 2019 and newer Equivalent to OEM: 303-1643, 303-1649.