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Changing transfer box
Posted: Sun Sep 16, 2012 5:36 pm
by sunnyjim82
Hi I have a 98 4wd bongo with a pooped transfer box, been driving it around for a while now in 2wd(front prop removed) with no trouble. I have now found a second hand transfer box for it and was wondering how hard/easy it is to change? If anyone can direct me to a link that may give a diagram or something that would be most helpful to

Also would it be recommended to change the oil in the casing also or not?
I have done some searches on this without success.
Re: Changing transfer box
Posted: Sun Sep 16, 2012 8:45 pm
by Northern Bongolow
the transfer box runs its own oil so deffo would need doing if you dont know its history.
someone may post a diagram from lush projects, (sorry i dont have access).
Re: Changing transfer box
Posted: Wed Sep 19, 2012 12:44 pm
by 321Away
faulty transfer box? theres not much inside them, just 2 shafts and a big chain?? changing them isnt a huge drama, there are some hidden bolts tho so be prepared for some fun!! its not a hard job.
Julian
Re: Changing transfer box
Posted: Wed Sep 19, 2012 2:20 pm
by sunnyjim82
321Away wrote:faulty transfer box? theres not much inside them, just 2 shafts and a big chain?? changing them isnt a huge drama, there are some hidden bolts tho so be prepared for some fun!! its not a hard job.
Julian
It's seized/winding, up so at a guess the fluid has stiffened.
Do they have chains then? I thought they were a viscous coupling
Re: Changing transfer box
Posted: Wed Sep 19, 2012 3:34 pm
by rita
Hi,
The box has a chain 17-947 and a VC 27-204
http://lushprojects.com/bongopartsmk2/c ... o=.html#12
Cheers.
Re: Changing transfer box
Posted: Wed Sep 19, 2012 11:52 pm
by sunnyjim82
So I've ordered a new transfer box does that mean I'll get the whole lot??!
Re: Changing transfer box
Posted: Thu Sep 20, 2012 9:36 am
by rita
sunnyjim82 wrote:
So I've ordered a new transfer box does that mean I'll get the whole lot??!
Hi,dont know exactly what you have ordered but this is the transfer box.
http://lushprojects.com/bongopartsmk2/c ... no=.html#7
PS,Do you mean that you have ordered the complete 4wd gear box??
Re: Changing transfer box
Posted: Thu Sep 20, 2012 4:16 pm
by 321Away
would assume that the transfer box is the complete unit that bolts onto the rear of the gearbox?? would be wise to change the oil, (EP90 hypoid, about 1.5-6 litres)as you wont know the history of the unit.
Julian