Sentra L4-2.5L (QR25DE) (2003)
Coolant: Mechanical Specifications
Radiator drain plug:........................7.8 - 11.8 Nm (0.8 - 1.2 kg-m, 69 - 104 inch lbs.)
Cylinder block drain plug:.............................34 - 44 Nm (3.5 - 4.5 kg-m, 25 - 33 ft. lbs.)