B3X upper gearset lash

Rob the weekend warrior

Seaman Apprentice
Joined
May 24, 2012
Messages
33
Setting lash on upper gearset on a b3x S/N 2A335953. Drive was used w/83 hours, changing from 2.00 to 2.20 (23/30)-new gearset and bearings, but reused thrust bearings/race. I set pinion depth with the tool and it's to spec- went to adjust lash and got 0.019 on both to and bottom. Top race measures 0.061, bottom race measures 0.063. Book says 0.011-0.016 is spec. Soo is that because the thrust bearings have been worn in? If so, do i set it a little looser? Also, the bottom being a .063, I am adding .005 and that shim is not offered, they stop at 0.067, can I just use a thinner shim on the pinion?
 

alldodge

Moderator
Staff member
Joined
Mar 8, 2009
Messages
43,344
What are the stamped numbers in your upper housing?

Which pages are you looking at to obtain specs in Manual 28?
 
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