Just FYI...

1990 Montero
Base Number of Cylinders: 6 Base Engine Size: 3 liters
Base Engine Type: V6 Horsepower: 143 hp
Max Horsepower: 5000 rpm Torque: 168 ft-lbs.
Curb Weight: 3494 lbs.

2005 Xterra
Base Number of Cylinders: 6 Base Engine Size: 4 liters
Base Engine Type: V6 Horsepower: 265 hp
Max Horsepower: 5600 rpm Torque: 284 ft-lbs.
Curb Weight: 4375 lbs.