350 hp out of a fairly stock 340

Here's a stock longblock 5.9L with a mild 265 comp roller 4bbl and headers making 350 hp and about 300 hp stock cam.



low cr 360 LA making various hp from 225 hp stock 2bbl setup up to 380 hp with doing fairly mild mods


Yep. I was going to reference holdener. He also did a 6 pack 340-fairly stock- and it did pretty damn well.