Today, dollar for dollar, is the 318 faster than the 340 ???

Dartswinger70 said
That's it I'm sold I want a 5.9 magnum...:)

And a overdrive. With the right combination of LA 318's with 904's getting 20 mpg/hwy. I bet a 5.2 Magnum with a O/D could get close to 25 with the right rear gear and tire.