If you're looking for something thats reliable for both the street and the track, I reccomend the Detroit TrueTrac. I have one and love it. Im also running 31 spline Strange Axles without any problems.
-Eric ~USAF AMMO~
1994 Mustang GT A4 block, 327ci stroker, Ross Pistons, Eagle H-beam rods, 4340 forged crank, Saleen/Vortech Intake, 75mm BBK throttle body, 76mm C&L meter, Brodix heads custom built from bare casting in our own shop 2.05/1.60 valves. Comp cam custom grind, Wrapped Kooks 1 7/8 longtubes w/3" collector, Full 3" exhaust, Shaft mount rockers. ATI D-1 w/3core intercooler and 2.95 pulley, Fluidyne radiator, MSD 6BTM ignition, 42# injectors, 1/2" billet fuel rails, 1/2" stainless steel fuel line from tank to engine, Aeromotive A1000 pump, 3.55 gears, Strange 31 spline axles, Detroit True trac diff unit, Tremec TKO, FMS aluminum driveshaft,