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General Category => Modifications => Topic started by: kwikas on March 10, 2017, 04:19:50 PM

Title: FJ1100/1200 swingarm pivot width
Post by: kwikas on March 10, 2017, 04:19:50 PM
Hi Everybody.

I'm new here but owned an '86 FJ1200 many years ago when I lived in NZ. Awesome country to tour around and an awesome bike to do it on.

This site has an absolute wealth of info. and it's piqued my interest in getting back into spanner work....namely a project around rebuilding and modifying an old FJ1200.

I've done some searching on the site but can't seem to locate the actual dimensions of the FJ1100/1200 swingarm. Specifically I'm wanting to know the swingarm width across the pivot. Can anyone tell me? Thanks
Title: Re: FJ1100/1200 swingarm pivot width
Post by: big r on March 10, 2017, 06:06:49 PM
Dont quote me on this but I think they are around 285mm inside. I am going from memory and sometimes it does fail me. It is called Crafts Disease , Cant remember a freakin thing. :Facepalm: Big R
Title: Re: FJ1100/1200 swingarm pivot width
Post by: camo on March 10, 2017, 06:55:28 PM
have a look in the links section and you should be able to find a service manual pdf....might be in that?
Title: Re: FJ1100/1200 swingarm pivot width
Post by: giantkiller on March 10, 2017, 08:07:06 PM
I have whittled a 92 R1 swingarm down to fit. But I can't remember what day it is. If I haven't packed it away I have a swingarm. I'll see if I can find it when I get home. But hopefully someone will come up with the measurements before that
Title: Re: FJ1100/1200 swingarm pivot width
Post by: Pat Conlon on March 10, 2017, 08:10:07 PM
I used 9.372" (238.05mm) finished (cup to cup) on the YZF1000 T-Ace swing arm mod. Which fits perfect.

Marc Rittner discusses it here: http://www.fjmods.co.uk/MarcRittner.htm (http://www.fjmods.co.uk/MarcRittner.htm)

I'll measure the oem swinger next week when I take it off the '92 I'm working on...
Title: Re: FJ1100/1200 swingarm pivot width
Post by: Country Joe on March 10, 2017, 10:34:39 PM
I just went out to the shop and measured my 1993 swing arm. It is 9.937" across the thrust covers with the swing arm bushing installed.
Title: Re: FJ1100/1200 swingarm pivot width
Post by: Pat Conlon on March 11, 2017, 12:46:07 AM
Thanks Joe, I read that wrong, 9.697" is the FJ width......the above 9.372 number was the cut size of the TAce swinger allowing for the added width of the 2 thrust bearings.

I'll still double check next week
Title: Re: FJ1100/1200 swingarm pivot width
Post by: kwikas on March 11, 2017, 02:59:56 PM
Thanks to all of you for the help.

Pat, if you can verify Joe's measurements it would be much appreciated.

Andrew
Title: Re: FJ1100/1200 swingarm pivot width
Post by: Country Joe on March 11, 2017, 03:54:43 PM
For further clarification, the width of the swing arm pivot tube is 9.660" and the width of the swing arm bushing is 9.691".
Title: Re: FJ1100/1200 swingarm pivot width
Post by: Pat Conlon on March 11, 2017, 04:28:10 PM
Will do, as soon as the swing arm arrives...
Title: Re: FJ1100/1200 swingarm pivot width
Post by: kwikas on March 14, 2017, 12:08:34 AM
Joe/Pat,

It's a related question....do you know the swingarm pivot shaft diameter? Thanks   
Title: Re: FJ1100/1200 swingarm pivot width
Post by: Pat Conlon on March 14, 2017, 02:07:52 AM
Not off hand.
I'll be happy to measure that when I'm doing the swing arm swap.....as soon as the arm arrives.

Do you need it right away?
Title: Re: FJ1100/1200 swingarm pivot width
Post by: kwikas on March 14, 2017, 06:07:47 AM
No I'm not in a hurry Pat. Thanks for your help.
Title: Re: FJ1100/1200 swingarm pivot width
Post by: Country Joe on March 14, 2017, 06:00:13 PM
The swingarm pivot shaft is 0.628" or 16 mm.
Joe