oem is .035 on the l6 4liter model
The 2007 NGK catalogue lists the 1.1 Fiesta plug gap as 1.00mm.
if it is an automatic could be spark plugs or spark plug wiring...if a manual check the fuel pump
The proper spark plug gap for a 1995 Hyundai Accent is .044"
spark plug torque for a Toyota 2.4 is 95 inch/lbs
.043
You need a 5/8" spark plug socket.
.035 in
54
on a 3.1 it is 0.60
.045
gr8 gr8 gr8
Check plug wires, distributor, coil, and ground strap.