The 2007 Ford Focus runs on regular unleaded.
According to the 2002 Ford Focus Owner Guide : ( 5W-20 ) engine oil is recommended
Motorcraft oil 5w20
Yes , the 2.0 and 2.3 liter four cylinder engines used in a 2007 Ford Focus use a timing CHAIN ( Helpfull )
no
5w/30
Both the 2.0 and 2.3 liter engines in a 2007 Ford Focus use a timing CHAIN
We use Pennzoil 10W30
5w-20
yes use Mobil1
We use Pennzoil 10W-30
i have read on forums that you can it doesn't hurt.