5 W 30 - according to the owners manual
You need to unscrew the screws and remove the lid to remove the oil pan on a 2001 Ford Mustang with 3.8 motor.
The motor oil drain plug is located on the motor oil pan. The Transmission oil drain plug is located on the Transmission oil pan.
The recommended oil is SAE 5W-20
A good brand of 5w30
Its on the driver side of the motor, next to the oil filter. Should have 1 (green I believe) wire hooked onto the top.
Through the filler cap on the valve cover.
that engine takes 5 1/2 quarts of motor oil
30 weight
5 w 30
Five quarts including filter. My owners manual says 5.75, including filter. My experience agrees with the extra .75 quarts! :)
what makes this motor work? is this hydrolic lines ? can you add more oil.
My 1991 Mustang 5.0 LX came from the factory with ( 5W-30 ) I ASSUME your Ford Thunderbird would be the same