Yep, too much. Those tires alone are too much, not to mention the 350

But you never know, you can always run that setup until in breaks, the replace the rear axle. I ran a hot 350 in my '88 YJ with 33"x9.5" MT's with no problem, with some decent fun wheelin. But then again I had the Peugeot BA10/5 tranny, so I through all common theories out the window
