Hey John, you may be awake now but you better lay off the capt and coke and look back in the book i think he is talking about the big nut and washer for the shaft which is 7/16-14 locknut and 7/16 washer. Ike.Originally posted by R Addiction
I'm awake now!!! Bolt is 3/8 - 24 thread - 7/8 inch long
Retainer is Part #351212 (GM Part number) I work at a GM dealer!