Good choice. The radials won't work well w/ the 4 speed.

No problems at the track w/ any mix of tires I've ever had. My only complaint is w/ bias ply FRONT tires on the street...they follow ruts like train tracks. Doesn't matter what's on the back.

CHIP
'70 hemicuda, 575" Hemi, 727, Dana 60
'69 road runner, 440-6, 18 spline 4 speed, Dana 60
'71 Demon, 340, low gear 904, 8.75
'73 Chrysler New Yorker, 440, 727, 8.75
'90 Chevy 454SS Silverado, 476" BBC, TH400, 14 bolt
'06 GMC 2500HD LBZ Duramax