.054
The 2001 Ford Focus has double overhead cam (DOHC).
The correct spark plug for 2001 1.6 Ford Focus is NGK TR5A-10 with a gap of 1.3mm
.054
Yes.
motorcraft.com shows : 2.0 L - DOHC ( .050 inch ) 2.0 L - SOHC ( .054 inch ) for the 2000 Ford Focus
The 2001 Ford Escape owners manual shows the spark plug gap for the 2.0 L - DOHC 4 cylinder Zetec engine as ( .048 - .052 inch )
Yes , all 8 spark plugs are gapped at .054 inch ( for the 4.6 L - SOHC engine in the 2001 Mustang GT and 4.6 L - DOHC engine in the 2001 Ford Mustang Cobra )
5/8"
The 2006 Ford Focus has double overhead cam (DOHC).
The 2013 Ford Focus has double overhead cam (DOHC).
The 2011 Ford Focus has double overhead cam (DOHC).
The 2014 Ford Focus has double overhead cam (DOHC).