Silly flatlanders. You want to really test your trucks torque then load it up with 15,000lbs and come climb the Colorado Rockies. I've owned a lot of trucks and a 318 is not going to pull anything like a 440.
72 Satellite Sebring Plus 440, 72 Dart 5.9 4-spd, 68 Valiant, 73 W200, 78 D100 sb, 78 D200, 98 DAKOTA, . Moparmarks Parts & Restorations Desert Mopar Metal Grand Jct. CO 970-261-7039 http://moparmark.com/ motormangj@gmail.com