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skinny prop bolt pattern.
Posted: Sun Sep 11, 2016 7:41 pm
by palo123
Hi all.
I'm about to purchase a set of prop shafts for my sj410 but they are off a 84 410 which makes them skinny props. My question is do skinny props have the same bolt pattern as the later fat 410 props as my axles and diffs are from a later 410?
Or will I need to buy the diffs with the correct bolt pattern?
Thanks
Re: skinny prop bolt pattern.
Posted: Sun Sep 11, 2016 10:14 pm
by dan_2k_uk
palo123 wrote:Hi all.
I'm about to purchase a set of prop shafts for my sj410 but they are off a 84 410 which makes them skinny props. My question is do skinny props have the same bolt pattern as the later fat 410 props as my axles and diffs are from a later 410?
Or will I need to buy the diffs with the correct bolt pattern?
Thanks
As far as I'm aware there is only one PCD/size for 410s.
Re: skinny prop bolt pattern.
Posted: Sun Sep 11, 2016 11:13 pm
by palo123
dan_2k_uk wrote:As far as I'm aware there is only one PCD/size for 410s.
Thanks Dan
. I did think the 410s all had the same bolt pattern.
Re: skinny prop bolt pattern.
Posted: Mon Sep 12, 2016 11:56 am
by ScottieJ
from the axle info sticky thread
LJ80s and skinny prop SJ410s (upto 84) are 50mmx50mm with 8mm bolts
Later fat prop (85 onwards) SJ410s are 56x56mm with 8mm bolts
Re: skinny prop bolt pattern.
Posted: Mon Sep 12, 2016 3:32 pm
by dan_2k_uk
Learn something new everyday.
Re: skinny prop bolt pattern.
Posted: Mon Sep 12, 2016 9:07 pm
by palo123
Okay so I'll have to get the diffs as well to run them. Also if I get the transfers box of the same sj with skinny props will the bolt pattern be 50x50?
Re: skinny prop bolt pattern.
Posted: Mon Sep 12, 2016 9:39 pm
by Tramp
I'm sure I saw somewhere that you can just re drill the flange holes to suit?
Re: skinny prop bolt pattern.
Posted: Mon Sep 12, 2016 10:01 pm
by twiss
You can, yes
One thing you should bear in mind is that the REALLY early ones with a metal dash have a different center spigot and those props will not fit at all.
Usually only 83 models but my friend had an 84 registered SJ410 that had the skinny props with the different spigot
Re: skinny prop bolt pattern.
Posted: Tue Sep 13, 2016 8:25 am
by zook123
That would explain why there's a Mint SJ410 with only one prop at my uncles, cause I couldn't find one to fit!
Re: skinny prop bolt pattern.
Posted: Tue Sep 13, 2016 5:36 pm
by twiss
Yeah its a bit of a pain in the ass. Someone I know in Malta has one, and when I first looked at it I said oh dear, good luck getting props for that
both were not good due to poor SPOA set up and no prop spacers, there was maybe 10mm of spline joined at the middle