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Old 01-11-2006 | 12:24 PM
  #8  
JPKII
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From: Joliet, IL
Default RE: DIFF and SHOCK oils for Genesis

ORIGINAL: Raptor_67


ORIGINAL: JPKII

After reading some of the race setups I decided to go with 10 F, Locked C, and 30 R. I should have it running by tonight so I'll see the results pretty quickly. My LHS has open nitro practive tonight so after I get everything set up I may take it down for a spin. I am suspecting that the truck will push thru the corners with this but we'll see.
Thanks. I look forward to your results.
Starting to realise that maybe a lighter oil in the rear would be a good idea.
Tried to open my Centre diff today. Damn screws locked up so tight that I could not remove one on each side. They are now stuffed. Not sure how I'm going to get em out. still, spose I only really need to take 2 out (one on each side) and drain/fill it that way.
Would 50K effectively lock the center diff, or would I have to go to 100K to effectlively lock the centre diff? (keeping in mind that I cant open the damn thing to put the locker in there)

Thanks...
I hate to be the bearer of bad news but I think you'll need to drill the screws out. I had the exact same problem and that's what I ended up doing. And when I reassembled the differntials I made sure I used all brand new screws.

You'll need to completely disassemble the differential to get the factory grease out. I am purchasing a couple of the aluminum differential cases (GS001) and am considering them a consumable item.

What I did was drill the screws out, remove and clean the spider gears, and reassemble with the new case except for one side, filled with fluid, and completed assemble. I used blue locktight on all fasteners. Before you transfer all your parts to the new differential case take a jeweler's file and break all the edges. The machining inside the case is not the best finish job and I had several chips floating around inside. After that take a 3.0 mm by 0.5 pitch tap and run thru the threads just to clean them up. I went to my LHS and bought all the 3.0 by 10 mm screws I could find for the rebuilds.

The differential fluid itself is very thick stuff (even the 10K I used on my front). It's thicker than honey. You'd have a difficult time pouring it into a small orifice and forget about a funnel. Maybe there is a trick someone could tell us???? Would heating it soften it up a bit or would that destroy it's properties?

I did get my truck running last night only to find out that my clutch seems to be shot. I am going to do some troubleshooting this afternoon and see what the problem is.

Joe