I've had a spool in my cuda for about 15 years, street and strip, no problems ever. Dry pavement, wet pavemet, doesn't matter. The issues some people blame on a spool ends up being from the tires they were running.

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