Ford Focus Owners Manual: Engine oil dipstick - 2.5L Duratec-RS (VI5)/2.5L Duratec-ST (VI5)

Engine oil dipstick - 1.8L Duratec-HE (MI4)/2.0L Duratec-HE (MI4)

Engine oil dipstick - 1.6L Duratorq-TDCi (DV) Diesel

More about Ford Focus:

Ford Focus Piston Selection - Engine System
NOTE: The cylinder bore must be within the specifications for taper and out-of-round before fitting a piston. Select a piston size based on the cylinder bore. NOTE: For precision fit, new pistons are divided into 3 categories within each size range based on their relative pos ...