are there any differences in spline count between a turbo 350 and turbo 400. and is there a fine and course thread. and what is the thread count. cannot find this stuff any where. please help. thanks in advance. <IMG SRC="smilies/fj.gif" border="0">

I may be full of shit but I think the 350 is 27 and the 400 is 32???

if a 350 is 27 and 400 32 can i change the 400 to 27 to fit my t-case <IMG SRC="smilies/fj.gif" border="0">

Only if you buy a new tailshaft. 350/400 don't interchange.