Dodge Dakota Engine Buck

I Just Finished Replacing My Head Gaskets, Exhaust Manifold Gaskets, Intake Gaskets, Spark Plugs, And Exhaust From The Y-pipe Back. When...

Engine Starts And Idles Fine. In The Morning While Driving To The Main Roads (low Speeds And Gears), The Whole Engine Bucks Or Jumps, Like...

My Engine Will Buck Forward When Driving, It Will Only Do It After Warmed Up. I Have Thrown Hundreds Of Dollars Into This Engine And Would...