Pinion yoke spline count URGENT

[Turk]

I blew out the strap downs on my pinion yoke yesterday and snapped all the bolts off into it so now I'm stuck ordered a new one for my 7 1/2 rear end, the cars a 72 valiant and is my daily so quick responses would be greatly appreciated to get my car back on daily duty.

 

[TrailBeast]

I see 27 everywhere I look, and the same for the 8.25
http://www.dennysdriveshaft.com/c65_dodge_7.25_and_8.25.html

 

[rich006]

I've never done this myself, but couldn't you drill out the broken bolts? You'd need an extractor bit and a reversible drill. Seems like that would be easier than replacing the yoke, which involves resetting the pinion pre-load. http://www.madelectrical.com/workshop/broken-bolts.shtml