The 1.9 L is a Single Overhead Cam engine. The optional 1.8 L is a Double Overhead Cam engine.
single and double
If it is a standard Escort Lx it has a single cam. If it is a ZX2 it has a double cam.
All ZX2 Engines are double overhead cams. Thus the 2 in ZX2. If it is a single cam it is just an escort.
The 1998 Ford Escort ZX2 has the 2.0 liter dual over head cam Zetec engine
DOHC
Alternating single and double bonds
single
I think you are referring to the Bb clarinet which is single but there are acually 3 different types of clarinets. Bb=single Oboe=double Alto=single
If you have an Escort that is not a GT you have a 1.9 liter single overhead camshaft with 2 valves per cylinder which is fuel injected.
On a Ford Escort , if the eighth digit of your VIN is a " P " that means you have a SOHC ( Single Over Head Cam ) engine
what is the different between single and double circulation
CH4 has only single bonds.There are no double bonds.