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Air Locker / Diff ratio Q

Tech Talk for Cruiser owners.

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Posts: 510
Joined: Fri Feb 04, 2005 7:31 am
Location: Brisbane

Air Locker / Diff ratio Q

Post by whiteknight »

I have a Hilux 2.8D running 4.3 diffs and 32" rubber.

I have sourced a 2nd hand ARB setup including compressor and F+R ARB lockers all switches etc from an IFS Petrol forunner running 4.875 ratios.

I was going to grab this and put the 8" 4.875 locked diff in the rear and get a 4.875 open centre for the front to keep the ratios the same and sell off the IFS front Diff and Locker. Now for the questions....

1. How much difference will the higher ratios make?
2. How much is the IFS front Air Locker and diff worth to sell?
3. Is there anything I should look for in particular before parting with my cash for the lockers?
4. Anyone on Brisbane Southside up for fitting this for me? :)
Posts: 1255
Joined: Thu Jul 03, 2003 8:07 pm
Location: Coffs Harbour

Re: Air Locker / Diff ratio Q

Post by STUMPY »

whiteknight wrote:I have a Hilux 2.8D running 4.3 diffs and 32" rubber.

I have sourced a 2nd hand ARB setup including compressor and F+R ARB lockers all switches etc from an IFS Petrol forunner running 4.875 ratios.

I was going to grab this and put the 8" 4.875 locked diff in the rear and get a 4.875 open centre for the front to keep the ratios the same and sell off the IFS front Diff and Locker. Now for the questions....

1. How much difference will the higher ratios make?
2. How much is the IFS front Air Locker and diff worth to sell?
3. Is there anything I should look for in particular before parting with my cash for the lockers?
4. Anyone on Brisbane Southside up for fitting this for me? :)

1.4.88/4.3=1.1348 reduction, meaning you speedo will read 13% faster
2.probably around $700
3. do it do it do it
:D
joel
Posts: 510
Joined: Fri Feb 04, 2005 7:31 am
Location: Brisbane

ratios

Post by whiteknight »

The ratios are what i am not sure of, has anyone ran 4.8's with 32's on a 2.8D?

I want to make sure its not revving its arse off when sitting on 110km/h on the highway etc..

If I run 33's with the 4.8's is that close to the same as 31's on 4.3's? or is it still going to be revving harder?

hmm ???????
Posts: 3
Joined: Wed Jun 15, 2005 8:44 pm
Location: Brisbane

Diff Ratios for tyre size

Post by ZedLux »

Check out this link as a giude to ratios for tyre size on your toyoya http://www.brian894x4.com/Gearratiosanddiffs.html
96 Lux D/cab ecotec auto 33"
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