My plans for my 318

Good lope and stock converter ain't happenin with you bein happy. The Comp 265DEH is a good grind. Idle would be noticeable.

http://www.summitracing.com/parts/cca-20-417-3/overview/make/dodge

It will also use the Comp 901-16 spring. Very affordable and they are a drop in requiring no machine work to the heads.

http://www.summitracing.com/parts/cca-901-16