why are my front wheels breaking lose before the rears???

[DonJoJo]

I had the engine off for a few days waiting for parts to do the rebuild, and when i got it all together and took a run im spinning the front tires dramaticaly before the rears engage??? anyone have any ideas on where i should look first?

 

[DonJoJo]

i blew the rear diff bearing and when i replaced it i never tightened the cup!! silly me all fixed

 

[Guest]

Isn't it great when ya figure it out first

Glad ya got it fixed.