Originally Posted by pjfroncz
Thanks frscke1! The ole 4.3... yet another thing I haven't considered... what about a 235/70R15? Little wider than stock, and just a touch less diameter. Still a risky move?

Welcome!

That's a stock tire size in a 78. I run them on My 33 year old Dodge B250 with a 175 hp 5.2, and an A500 OD auto, with 145,000 miles on that drivetrain.

I trashed a ujoint 2 winters ago having way too much fun in the snow, so I wouldn't worry too awful much about that drivetrain... lol