30 spline Axeles in a 8 3/4

I twisted Moser axels with 4.30 gear and spool behind my 3000lb car with about 525hp.60fts were 1.50.Now have a Dana 60 with 4.56 spool 35 spline axels,60fts are 1.44 looking for more.LOL
View attachment 66 Dart project Nov2010 216.jpg