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Hilux Diffs Pros and Cons

Posted: Fri Oct 16, 2009 8:20 pm
by lordfury007
Been looking at the bible for the hilux diffs in sierras, and it doesnt really answer my question.

My mate rolled his 2003 Hilux the other month, and bought it back off the insurance company. He has airlockers fitted into both diffs.

My mechanic tells my both my current diff centers are in pretty bad shape.

I was thinking of offering my mate somewhere around the $1500- $2000 mark for both diffs, drive shafts and his air compressor, and fitting them to my car - that fixes my current problem, and upgrades to airlockers which i was already thinking of doing.

So far my pro's/con's list looks like this

Pros:
Stronger driveline/diffs - sierra won't put much strain on it
Wider Wheel track - more stability
Lower center of gravity - more stability
Repairs (by replacement) both diff centers
Upgrade from no lockers to air lockers
?? Upgrades Braking with hilux brakes ??

Cons:
Put more strain on other parts of the car - transfer case, gearbox... where is the weakest link now?
More weight in the car - unsure of weight difference though
Requires Engineering prior to being registerable


Can anyone add to the list, or give me more information on what i've already listed? I've never done this before, and want to get all the info before i make the offer to my mate. last time i was talking to him he was looking at trying to rebuild the car and get it working again... (only real problem with the car is major body and panel damage - mechanically should be fine)

Thanks

Posted: Fri Oct 16, 2009 8:54 pm
by mr green
2003 hilux willbe ifs.... have fun with that!

Posted: Fri Oct 16, 2009 9:02 pm
by grimbo
Cons:legalities
alignment issues with tcase and diffs
steering has to be modified
engineering costs
grafting IFS onto Sierra
loss of ground clearance at diffs
need a big tyre to make it worthwhile, anything under a 35 is really pointless

Posted: Fri Oct 16, 2009 11:05 pm
by mrRocky
ifs (independant front suspension) = no good for a conversion to a solid axle type car.

Posted: Sat Oct 17, 2009 9:17 am
by 31zook
i think he should just try to graft an ifs into a zook :D would be a first...

Posted: Sat Oct 17, 2009 9:44 am
by zookimal
31zook wrote:i think he should just try to graft an ifs into a zook :D would be a first...
Image

http://www.pirate4x4.com/forum/showthread.php?t=828272
http://www.izook.com/features/ratrod/ratrod.htm

Posted: Sat Oct 17, 2009 10:05 am
by 31zook
nice :cool: