262 cubic inches Can't be right that it has anything to do with a Monte Carlo! I got a straight up 6 1954 Chevy! It's heavy body.
The fuel lines around the filter; you will need an adapter.
The 3.8 L - V6 engine - in a 1996 Ford Mustang is 232 cubic inches
231 cubic inch (3.8 Liter) V6 350 cubic inch (5.7 Liter) V8
The Ford 4.0 liter V6 engine is (245 cubic inches )
3.8 liter = 231.89 cubic inches
231.890228 cubic inches.
239
3.8 liters = 232 cubic inches.
It should be on the front of the intake manifold directly above and behind the water pump.
Don't know what year you have but some sensors are temperature sensitive and you should run a 195 degree thermostat.
There is one before and one after the catalytic converter.
You could have either : The 4.2 liter / 256 cubic inch V6 4.6 liter / 281 cubic inch V8 5.4 liter / 330 cubic inch V8