2.6 has about 109hp and about 150frlbs of torque. As a carby motor. If you do the easy tubo conversion, you have 206hp and I guess 250ftlbs of torque, and put to shame the 3.0's 140ish hp and 150-160ftlbs of torque. The 4 will pull with the 6 up to about 3500rpms, then falls steadily behind.

Not responsible for advice not taken...