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Hilux diffs under Sierra

Posted: Fri Aug 22, 2008 1:25 am
by SHANE055
A mate of mine wants to put Hilux diffs under his Sierra but isn't very mechanically minded and I know sweet F A about Zuks so I'mlooking for info on this conversion from anyone whos done it especially on connecting the steering brakes and tailshafts any massive dramas people have had trying to make it all fit.
I've done a search and couldn't find allthe info I wanted thanks in advance and please write in terms a lux driver will understand as previously stated I know nothing bout Zuks

Posted: Fri Aug 22, 2008 2:16 am
by ofr57

Posted: Fri Aug 22, 2008 5:34 am
by badger
just search for _noddy on here or aus zook. that kid has all the ideas :finger:

Posted: Fri Aug 22, 2008 7:58 am
by Gwagensteve
If you're not very mechanically minded I don't recommend this swap.

It involves quite a lot of steering work and structural modifications as you pointed out.

On top of working out the connections, you'll also have to troubleshoot a SPOA conversion at the same time, and deal with rear driveshaft angle.

Most hilux diffed SPOA suzuki's run extended wheelbase to ease driveshaft problems and to make the whole car work at it's new height and tyre size.

Some will say this is just me puchig my anti SPOA/anti hilux diff agenda, but it's not. Getting the diffs under the car is the easy bit. Getting it all hooked up safely is expensive and time consuming.

Steve.

Posted: Fri Aug 22, 2008 10:39 am
by 11_evl
find a bundy rear diff b4 you start. mine is stretched a bit and vibrates like a sex store

hg

Posted: Fri Aug 22, 2008 1:10 pm
by SHANE055
Thanks guys
why a bundy rear diff
I said he's not very mechanically minded I'm just about finnished doing a coil solid axle swap into my 03 lux so I have some experience in this sort of thing just not with zooks

Posted: Fri Aug 22, 2008 1:32 pm
by zookimal
The Bundera rear centre is offset to the right to match the transfer output, the same as the suzuki diff. The hilux rear is centred, thus can cause vibration issues on SWB swaps.

Posted: Fri Aug 22, 2008 1:33 pm
by Gwagensteve
Bundy rear diffs already have the centre offset to the left so the rear driveshaft angle is happier. Otherwise they're pretty much the same as hilux.

I assume you've used a hilux front diff to SAS your car? - This isn't really that hard as there's not really heaps of differences between a live axle hilux and an IFS hilux (at 2003) stuff like brakes and driveshafts are pretty strightforward.

It's a fair bit more complex for the lux diffs into sierra.

Steve.

Posted: Fri Aug 22, 2008 2:03 pm
by lump_a_charcoal
GO to Rocky road outfitters website, they make kits for conversions, including steering setups etc.

Posted: Fri Aug 22, 2008 2:10 pm
by grimbo
lump_a_charcoal wrote:GO to Rocky road outfitters website, they make kits for conversions, including steering setups etc.
left hand drive kits and as we are right hand driveā€¦

Posted: Fri Aug 22, 2008 2:12 pm
by lump_a_charcoal
If you specify RH drive they make them.
I just bought stuff for RH from them...

Posted: Fri Aug 22, 2008 4:38 pm
by alien
is it engineerable Linc? might want to consult an engineer about the steering especially... mine for example had to be machined from 1 piece of steel and the type of steel was also specified by the engineer (cant just use mild steel). It basically has to exceed original design specs to pass.

Posted: Fri Aug 22, 2008 4:58 pm
by lump_a_charcoal
Yeah Aron, my local 4x4 mechos have used the rocky road stuff before and had it engineered no worries.

Posted: Fri Aug 22, 2008 5:06 pm
by nicbeer
if u are after a set of lux diffs shane055,

_noddy noob has a set for sale on nbs forum

jyfjk

Posted: Fri Aug 22, 2008 5:18 pm
by SHANE055
Gwagensteve wrote:Bundy rear diffs already have the centre offset to the left so the rear driveshaft angle is happier. Otherwise they're pretty much the same as hilux.

I assume you've used a hilux front diff to SAS your car? - This isn't really that hard as there's not really heaps of differences between a live axle hilux and an IFS hilux (at 2003) stuff like brakes and driveshafts are pretty strightforward.

It's a fair bit more complex for the lux diffs into sierra.

Steve.
No I used a 79 series cruiser diff
thanks again guys some great info