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Toyota diff heads
Posted: Wed May 10, 2006 7:24 pm
by timo
Hello all,
Another newbie here,
well new to this site anyway,ive been 4wding for 12 years and now getting used to internet forums.
currently own a 1992 d/cab hilux-rebuilt 2.8d with surf turbo fitted running 11psi boost,50mm spring lift with 32" maxis buckshots
anyway, im thinking of lowering my diff ratios from factory 4.3 to 4.8 and running a l.s.d in the rear (which it has now) and a locker in the front.
anyone have thoughts on this, or where i might obtain 4.8 crownwheel and pinion sets,or complete diff heads in canterbury?
Posted: Wed May 10, 2006 8:59 pm
by hosehustler
Done exactly this mod on my fathers vehicle last year, his is the same as yours, getting your gear ratio's on the spot is one of the best mods you can do, and 4.8's is exactly what you need
early 80's nz new hilux's had 4.8's, if you are after something later, hiace vans are a good source for them as well, can't remember exactly which model (years) hiace's have 4.8's :scratch: but both diffs we put in dad's were from hiace's, one is an LSD and can tell you that was from a hiace 4x4
here's a link that may help you
http://www.offroadexpress.co.nz/modules ... tent&id=42
P.S you shouldn't have to pay any more than about $200 a piece, wreckers will rip you so don't even bother

Posted: Wed May 10, 2006 9:11 pm
by hosehustler
someone will probably confirm, but pretty sure this will have 4.8's in it
http://www.trademe.co.nz/Trade-Me-Motor ... 288786.htm
Posted: Wed May 10, 2006 10:43 pm
by mercutio
i'm pretty sure my old man has a 4.8 hiace diff head lying in his shed somewhere i'll chase him up about it if you want
Posted: Wed May 10, 2006 11:09 pm
by JTop
Toyo LSDs are well known as weak and worn out/needing reshimming after 30K so don't spend too much for it, better off saving for a locker
J Top
Posted: Thu May 11, 2006 3:59 pm
by SupraLux
Probably got 4.5's as its an RN46... you need NZ new 2 and 2.2 litre petrol (3Y and 4Y) powered *N65's
Got a couple of 4.8's in the workshop - 2 LSDs, one reco'd in a V6 (heavy duty) carrier - but I want too much for it. Other one is in need of a reco.
One thing - Toy LSDs are crap... get an open, and get a locker in it.
Do the 4.88 swap tho, will make a world of difference.
Welcome aboard
Steve
Steve
Posted: Thu May 11, 2006 5:53 pm
by timo
.
Posted: Fri May 12, 2006 7:04 am
by hosehustler
SupraLux wrote:Probably got 4.5's as its an RN46... you need NZ new 2 and 2.2 litre petrol (3Y and 4Y) powered *N65's

Got a couple of 4.8's in the workshop - 2 LSDs, one reco'd in a V6 (heavy duty) carrier - but I want too much for it. Other one is in need of a reco.
One thing - Toy LSDs are crap... get an open, and get a locker in it.
Do the 4.88 swap tho, will make a world of difference.
Welcome aboard
Steve
Steve
cheers for that Steve, wasn't sure so thought i'd better say
Also can confirm that the LSD's don't work that great, even the late model one we put in Dad's truck, with correct oil's etc, isn't the best
go for the lokka's.............hmmmm I know a bloke that sells them

Posted: Fri May 12, 2006 8:25 am
by SupraSurf
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Posted: Fri May 12, 2006 9:15 am
by timo
sounds good, thanks for the ideas guys!
supralux, could you supply a lokka for the 4.8 lsd of yours that needs a reco? could you reco it? would a lokka in the rear be noticeable on the road?
mercutio, yes if you could check out your fathers 4.8 diff head, would be good thanks
Posted: Fri May 12, 2006 9:52 am
by oldblue
Just a matter of interest, are you able to fit a (aussie) lokka straight into a LSD carrier? I thourt you can only fit them into a open carrier.
Kevin
Posted: Fri May 12, 2006 9:22 pm
by niblik
not that i'm a genious on these things but i heard the same about autolockers, they wont go into lsd's..? how do lockers like these cause probs at wof time? just curious as i wanna get one.... cheers.. :thumleft:
Posted: Fri May 12, 2006 9:35 pm
by timo
have heard that autolockers can cause w.o.f issues as they can affect the vehicles handling during cornering, so some places want a cert for them.
i was looking through supralux's 4wd stuff ads and it appears he can supply lokkas to suit the toyota l.s.d
Posted: Fri May 12, 2006 9:41 pm
by SupraSurf
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diffs
Posted: Fri May 12, 2006 9:55 pm
by 1lurch
Probably got 4.5's as its an RN46... you need NZ new 2 and 2.2 litre petrol (3Y and 4Y) powered *N65's
RN46 should have 4.88 diffs the R stands for the 18R engine 2.0 PETROL .