Musturd Posted July 26, 2013 Report Share Posted July 26, 2013 No you don't have to touch the pinion to do what ur doing . I've got good 28spline axles and expect to trap 117-121 mph in the 1/4 an I ain't scared Link to comment Share on other sites More sharing options...
copmagnet Posted July 26, 2013 Author Report Share Posted July 26, 2013 It's not about being scared. it's about being prepared. Link to comment Share on other sites More sharing options...
mustangcobratim Posted July 26, 2013 Report Share Posted July 26, 2013 fuggg i got no idea. lemme shot a textThe HP doesn't necessarily break the axles. It is the torque and load. Applied. Remember ford put the 31 splines axles in the trucks for load purposes . if slicks are gonna be used at all 31 splines axles are a must! Remember safety first!sent from a midget tossing event! Link to comment Share on other sites More sharing options...
Det_Riot Posted July 26, 2013 Report Share Posted July 26, 2013 I found this thread and read through it a couple times but I still have questions.http://www.sn95source.com/showthread.php?2357-Differential-and-31-Spline-Axle-installIf I am only replacing the differential and axles, do I still need to replace the pinion bearing and crush sleeve (since the preload is already set)? or can I just put my 4.30 on the new diff, shim it and be good?The HP doesn't necessarily break the axles. It is the torque and load. Applied. Remember ford put the 31 splines axles in the trucks for load purposes . if slicks are gonna be used at all 31 splines axles are a must! Remember safety first!sent from a midget tossing event!wrong post tim, look at the one i just quoted Link to comment Share on other sites More sharing options...
F8L GT Posted July 26, 2013 Report Share Posted July 26, 2013 (edited) My axle tubes were welded because my drivers side started to seap fluid. Sent from my MILESTONE3 using Tapatalk 2 Edited July 26, 2013 by F8L GT Link to comment Share on other sites More sharing options...
