It has only one in-line fuel filter.
no because it is a older model an the fuel injection on th 318 1976 is bigger than the 1990 318
the fuel filter is located inline on the inside of the left frame rale just ahead of the crossmember
Need to know what year 318 you have to help you.
yes
It is inside the fuel tank, part of the fuel pump module.
.017.
318 centimeters is 318 centimeters.
The 318 is the car series, 3 series, 1.8 or 1.9l 4cyl engine, the i is for fuel injection, the s is for sport package.
23 gallons
Under the right back seat.
Yes, throttle body injection.
Approx 14 psi