5.9 magnum swap

magnummopar said

a properly set up 8 1/4 will do just fine with non tubbed tire size. Unless you run slicks you should be fine up to about 400 hp,

Click to expand...

You probably better not tell that to a friend of mine with a Demon. He ran deep 11s hangin the hoops with slicks every pass for like 3 seasons and never broke a thing. He only removed the 8.250 when he upgraded the whole car for a stroker.