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General Category => Modifications => Topic started by: fj1200owl on January 28, 2013, 07:02:02 AM

Title: flat bar conversion
Post by: fj1200owl on January 28, 2013, 07:02:02 AM
Hi Guys,

As part of a on going project on my 1994 FJ I'm wanting to convert the standard handle bars to a flat bar conversion. I have seen the LSL on the site but I don't want to go down that route.I have purchased off good old fleebay a standard top yoke,Honda clamps and Honda renthall bars off a CB 1000.I intend to make a template from 8mm ally to fit on top of the top yoke and then fix it to it,Has anyone done this type of mod before? Any pics suggestions will be greatly welcome.

Mods so far
Title: Re: flat bar conversion
Post by: movenon on January 28, 2013, 08:55:29 AM
That's what I have done to get by until I figure out what riding position I want to keep and what front end work I want to do. The short of it is that I filled in the back side of the stock top yoke. Filed it flat on the back side,  drilled a hole through and made a steel extension plate bolted it to the top yoke and located a couple of old handle bar clamps (I used some old Husky units) and put a cheap set of aftermarket bars on.
Be aware that you can only relocate your bars back so far without having to modify (lengthen) your throttle cables. Mine are at that limit right now.  I did it ONLY to test riding position for me. Looks could be better but until I get what ever front end mod figured out (money and time) I will live with it. Maybe next winter for the front end....

George
Title: Re: flat bar conversion
Post by: fj1200owl on January 28, 2013, 09:05:55 AM
Hi George,

Thanks for that. I had a email from a guy who says that he used the top yoke from a 1998/99 900 diversion that worked perfectly!!! same fork size and spacing etc.I know that my local breaker has one in so I ve called him and will save it for me until I can get through later this week and measure it up. I will keep you in the picture,could be a very cheap and easy mod (we all say that).

Mike
Title: Re: flat bar conversion
Post by: movenon on January 28, 2013, 10:55:03 AM
Nothing seems easy after you start and not much is cheap :). I can see from your posted mods that you have plenty of experience looking into the rabbit hole wondering what the hell do I do now... Please let me know if the 900 diversion works. I will have to look that bike up....
George
Title: Re: flat bar conversion
Post by: movenon on January 28, 2013, 11:12:29 AM
OK.

"The XJ600S is known as the Diversion in most parts of the world but as the Seca II in the North American and Australian markets."

Here is the roughed out plate that I made. It has an upward bend and it is raised up off the yoke also. Custom to me..

(http://www.fjowners.com/index.php?action-gallery;sa=view;id=4407)
Title: Re: flat bar conversion
Post by: movenon on January 28, 2013, 11:14:44 AM

OK.

"The XJ600S is known as the Diversion in most parts of the world but as the Seca II in the North American and Australian markets."

Here is the roughed out plate that I made. It has an upward bend and it is raised up off the yoke also. Custom to me..

(http://www.fjowners.com/index.php?action-gallery;sa=view;id=4407)










Title: Re: flat bar conversion
Post by: movenon on January 28, 2013, 11:15:21 AM
Quote from: movenon on January 28, 2013, 11:14:44 AM

OK.

"The XJ600S is known as the Diversion in most parts of the world but as the Seca II in the North American and Australian markets."













Title: Re: flat bar conversion
Post by: movenon on January 28, 2013, 11:15:55 AM
Quote from: movenon on January 28, 2013, 11:12:29 AM
OK.

"The XJ600S is known as the Diversion in most parts of the world but as the Seca II in the North American and Australian markets."



Title: Re: flat bar conversion
Post by: movenon on January 28, 2013, 11:16:50 AM
Quote from: movenon on January 28, 2013, 11:14:44 AM

OK.

"The XJ600S is known as the Diversion in most parts of the world but as the Seca II in the North American and Australian markets."
Title: Re: flat bar conversion
Post by: movenon on January 28, 2013, 11:22:09 AM
SORRY about the over post.... Damn..... I was trying to deal with an image, made a mistake and then stupid took over.....  Stupid, stupid.....  :dash2: :dash2:
Title: Re: flat bar conversion
Post by: WhiteBeard on January 28, 2013, 11:33:46 AM
Here you go:

(http://fjowners.com/gallery/4/1651_28_01_13_11_07_24.jpeg)


Nat
Title: Re: flat bar conversion
Post by: Pat Conlon on January 28, 2013, 12:06:52 PM
Did you check the clearance of the plate with your tank installed?
Title: Re: flat bar conversion
Post by: fj1200owl on January 28, 2013, 12:11:26 PM
Excellent thanks for that

Mike  :i_am_so_happy:
Title: Re: flat bar conversion
Post by: tqmx1 on January 28, 2013, 01:34:22 PM
The TDM850 were set up for a flat bar and they are 41MM forks so it should be a bolt on.
Title: Re: flat bar conversion
Post by: andyb on January 28, 2013, 01:42:08 PM
I think I agree with Pat.  Aren't you going to lose your thumbs when the bars get near full lock?
Title: Re: flat bar conversion
Post by: movenon on January 28, 2013, 02:20:30 PM
Quote from: Pat Conlon on January 28, 2013, 12:06:52 PM
Did you check the clearance of the plate with your tank installed?

Yes, the plate is bent upward (looks flat but isn't) and it clears the tank by 1/2 - 5/8".  Out of memory under the plate it is shimmed up also. At full lock to lock the clutch reservoir and brake reservoir will just "kiss" the fairing. My hands are outside the fairing. It's just custom fit to me. It's been that way for a year with no problems for me. As a comment I think is slows down the steering a little if that makes any since. My style of riding is more to touring. If your riding is more sport style then different bars might be preferred. What I did is crude and just an exercise in seeing where I would like the bars.
I plan on modifying the whole front end to some degree in the future when my head and pocket book get into it. At the present I am working on the rear end of the bike. One thing at a time...
George
Title: Re: flat bar conversion
Post by: movenon on January 28, 2013, 10:38:54 PM
(http://fjowners.com/gallery/4/1651_28_01_13_10_01_42.jpeg)

(http://fjowners.com/gallery/4/1651_28_01_13_10)

(http://fjowners.com/gallery/3/1651_17_07_12_10_12_16.jpeg)
Title: Re: flat bar conversion
Post by: fj1200owl on January 29, 2013, 02:50:18 AM
Hi George,

Thats looks superb thanks. I will firstly try the 900 Diversion yoke firstly if my colleague is right.If not then I shall follow your lead and make the plate this weekend and see what comes out.

Mike
Title: Re: flat bar conversion
Post by: FJmonkey on January 29, 2013, 06:18:18 AM
Looking good Hank. Too bad you don't have access to 3000W laser to cut your plate out. If you have dimensions shoot them off to me, maybe I can make some for the donating members of the club.  :good2:
Title: Re: flat bar conversion
Post by: movenon on January 29, 2013, 12:14:54 PM
My "machine shop" is a Miller MiG welder, grinder, drill press, vise, files and beer :). Pretty crude but functional at this point. I need to work on the front end but for now I am still getting educated on the options. Lots of forum reading....
TNX George
Title: Re: flat bar conversion
Post by: Mark Olson on January 29, 2013, 12:25:45 PM
hell ya , hacksaw and a file with a set of calipers and you can fab anything. :good2:
Title: Re: flat bar conversion
Post by: movenon on January 29, 2013, 12:32:55 PM
Oh, yea I forgot my 9.95 digital Harbor Freight calipers.......  :good:
Title: Re: flat bar conversion
Post by: fintip on January 30, 2013, 01:38:14 PM
Hey, just a note, there is both an XJ900 and an XJ600. They're pretty different, one is chain, one is shaft. They're both called Diversion in other parts of the world.
Title: Re: flat bar conversion
Post by: SlowOldGuy on January 31, 2013, 02:21:12 PM
And if you're in the US, good luck finding anything from an XJ900. 

They were only imported here for one year (1983 I think?).

DavidR.
Title: Re: flat bar conversion
Post by: fj11.5 on January 31, 2013, 02:47:17 PM
You guys miss out on all the good bikes , xj,s xjr , but we didn't get the Fj600 so I suppose were even
Title: Re: flat bar conversion
Post by: movenon on January 31, 2013, 07:00:33 PM
Not really I wish I had one of those K. Roberts yellow and Black XJR's.... I like that retro look. Damn Yamaha anyhow for not bringing into the states. FJ 600 ! "humbug" who wants half an FJ ?  :rofl2:
George
Title: Re: flat bar conversion
Post by: moonrunnah on February 05, 2013, 04:17:05 AM
Quote from: movenon on January 31, 2013, 07:00:33 PM
FJ 600 ! "humbug" who wants half an FJ ?  :rofl2:
George

:rofl2: :rofl2: :rofl2: :rofl2:
Title: Re: flat bar conversion
Post by: fj11.5 on February 05, 2013, 04:41:05 AM
probably a good thing we missed it, they would of sent them fitted with turbo,s anyway, and we all know what bikes in the 80,s with turbo,s were like  :morning1:
Title: Re: flat bar conversion
Post by: motohorseman on February 05, 2013, 07:35:49 AM
Quote from: SlowOldGuy on January 31, 2013, 02:21:12 PM
And if you're in the US, good luck finding anything from an XJ900. 

They were only imported here for one year (1983 I think?).

DavidR.

They're around

(http://i1167.photobucket.com/albums/q630/goeway2012/CopyofCAM00072.jpg)
Title: Re: flat bar conversion
Post by: motohorseman on February 05, 2013, 07:36:46 AM
Quote from: fj11.5 on February 05, 2013, 04:41:05 AM
probably a good thing we missed it, they would of sent them fitted with turbo,s anyway, and we all know what bikes in the 80,s with turbo,s were like  :morning1:

We learned that Kawasaki could make them fast and Honda made them last -

Wait, we already knew that......
Title: Re: flat bar conversion
Post by: fintip on February 07, 2013, 10:35:04 AM
Steve, that's a normal Seca. This is what the turbos looked like:

(http://images.passionperformance.ca/photos/0/0/4/004626.jpg)
Title: Re: flat bar conversion
Post by: Zwartie on February 07, 2013, 10:09:37 PM
Ahh, I remember that bike well. I had an '81 Seca 750 and a buddy of mine had an '82 Seca 650 Turbo. We had us a little drag race and I recall taking him off the line but around the time I was shifting from second to third gear all I saw in my peripheral was the Turbo passing me with the front wheel in the air. I was maybe 18 and he was 19 or 20 and I came up with the smart idea of having the race on my street which also was a dead-end. Nobody got hurt and no animals were harmed in the race, but boy did I get royal shit from my parents for that stunt!!!
I rode that Turbo one time and couldn't believe at how much it pulled once the turbo kicked in. Very non-linear acceleration and very scary! What a bike!

Quote from: fintip on February 07, 2013, 10:35:04 AM
Steve, that's a normal Seca. This is what the turbos looked like:

(http://images.passionperformance.ca/photos/0/0/4/004626.jpg)
Title: Re: flat bar conversion
Post by: fj1289 on February 07, 2013, 10:14:24 PM
I had a 650 Seca with the huge headlight.  Loved that bike!  Always wanted to find a 900 engine and slip in there - or a 750 and add the turbo setup from the star wars version pictured above...
Title: Re: flat bar conversion
Post by: fj11.5 on February 07, 2013, 10:55:12 PM
would like another, had an 81 750 seca, the one with the fog light under the headlight, dammmm good bike
Title: Re: flat bar conversion
Post by: craigo on February 08, 2013, 02:56:03 AM
(https://sphotos-b.xx.fbcdn.net/hphotos-ash3/14267_1159267270342_4753416_n.jpg)

Seca 900 w/ 650 turbo fairing. Nice work, belongs to a guy up in Washington.

CraigO
Title: Re: flat bar conversion
Post by: fj1200owl on February 08, 2013, 05:53:01 AM
Finished the flat bar conversion, took 3 hours research to find the right top yoke, which I found on Fleebay for £14 plus £5 delivery just took me an hour in the garage to fit. Looks really well in my opinion .I have put 2 photo's in 'misc photo's' as I can't seem to up load them here.

Title: Re: flat bar conversion
Post by: fj11.5 on February 08, 2013, 06:24:17 AM
looks good mate, what top yoke did you end up using
Title: Re: flat bar conversion
Post by: fj1200owl on February 08, 2013, 08:42:13 AM
 yamaha XJ 600
Title: Re: flat bar conversion
Post by: movenon on February 08, 2013, 09:32:34 AM
They look real good :)  Ummmm off to e bay :)

(http://fjowners.com/gallery/4/2358_08_02_13_5_49_34.jpeg)
Title: Re: flat bar conversion
Post by: FJ111200 on February 08, 2013, 10:54:20 AM
Quote from: fj1200owl on February 08, 2013, 08:42:13 AM
yamaha XJ 600

Ay up Owl, that's the "new" XJ600 post Diversion isn't it?

What are the yokes like underneath?  Is it machined flat or has it got the cast "rib" effect like on the FJ?

I'm looking at the picture for use on an XS1100 with an FJ front end.

Last time i saw you was at Jacks Hill Cafe on the A5 at Towcester.
Title: Re: flat bar conversion
Post by: fj1200owl on February 08, 2013, 02:55:31 PM
Your right it has got a cast rib on the under side. It's not completely finished as the fj ignition switch is about 1.5mm of centre from the xj 600's  (2011) slightly bigger barrel if that make sense. I have a play with it later this week if I get time but I just wanted to see what it looked like and I'm quite pleased with it.

Not me at the Cafe,not been on this bike since IOM last year been doing one or two other projects before this one, so she's not neen out at all.  Will be going up to squires cafe this next month on it as I live up 'norf'

Title: Re: flat bar conversion
Post by: fj1200owl on February 08, 2013, 03:15:22 PM
Quote from: fj1200owl on February 08, 2013, 02:55:31 PM
Your right it has got a cast rib on the under side. It's not completely finished as the fj ignition switch is about 1.5mm of centre from the xj 600's  (2011) slightly bigger barrel if that make sense. I have a play with it later this week if I get time but I just wanted to see what it looked like and I'm quite pleased with it.

Not me at the Cafe,not been on this bike since IOM last year been doing one or two other projects before this one, so she's not been out at all.  Will be going up to squires cafe this next month on it as I live up 'norf'


Title: Re: flat bar conversion
Post by: FJ111200 on February 08, 2013, 03:19:22 PM
Thanks for the reply there mate.

I thought you were Owl from the FJOC UK.

Anyway, this top yoke conversion could be just what i'm looking for. I'm using some Raask risers, on an FJ front end with some Renthals, on one of my XS1100's, and really need to lose that 33mm from the top of the forks to bring the front down to more like what an XS should be.

Thanks again.
Title: Re: flat bar conversion
Post by: fj1200owl on February 08, 2013, 03:27:03 PM
No Probs, the owl bit is from the famous Sheffield Wednesday (well someone has to be).But good look with the project,you sound like myself always got to doing something to some poor bike. Just finished a zzr 1100 from a  j plate, USD forks and zx9 swing arm and wheels and shocker, made a right difference to the thing,proper quick and much better at turning in.

safe riding   
Title: Re: flat bar conversion
Post by: FJ111200 on February 09, 2013, 04:10:28 AM
Just scored a top yoke off ebay so i'll see how it goes.
It's a bit of an on-going project, sort of evolving. Using 3CV front end, XJR tank, XJ1100 carbs and ignition pick ups and CDI. The pillion seat looks a bit bulbous with that FJ1100 tail but in the flesh ain't that bad. :crazy:
You can't really see the Raask risers in the picture but they clamp onto the top of the FJ forks where the bars would be.
That's 33mm worth of travel that i've lost compared to the XS. Who knows where it will be this time next year.
It's always good to try to improve over the original manufacturers ideas.  I suppose they try to keep the cost down to the buyer but then it's just their idea of things. WTF do they know  :rofl2:

(http://i711.photobucket.com/albums/ww116/FJ111200/002_zps8ca56df8.jpg)
Title: Re: flat bar conversion
Post by: fj1200owl on February 09, 2013, 07:20:04 AM
Look nice with a tail unit and seat.
Title: Re: flat bar conversion
Post by: FJ111200 on February 09, 2013, 07:49:42 AM
This is my other XS11 with an XJR tail unit and seat.
(http://i711.photobucket.com/albums/ww116/FJ111200/004-3.jpg)

And here's my FJ based XJR1200.
(http://i711.photobucket.com/albums/ww116/FJ111200/001-48.jpg)
Title: Re: flat bar conversion
Post by: movenon on February 09, 2013, 08:18:50 AM
Nice bikes ! Wish they would have imported those XJR's over here.
George
Title: Re: flat bar conversion
Post by: moonrunnah on February 09, 2013, 08:57:02 AM
really like the XJR  :good2: :good2: :good2:
Title: Re: flat bar conversion
Post by: fj11.5 on February 09, 2013, 02:54:28 PM
Can you guys in the states buy xjr,s from importers , must be a way to bring them in
Title: Re: flat bar conversion
Post by: movenon on February 09, 2013, 07:56:56 PM
Quote from: fj11.5 on February 09, 2013, 02:54:28 PM
Can you guys in the states buy xjr,s from importers , must be a way to bring them in

Anything is possable... Just expensive. I have thought making a replica one using an existing tube frame (XS 1100 ?) with an FJ 1200 engine in it. Buy some XJR bits like the fuel tank, instrument cluster etc. Things to think about on cold winter nights... That is when there is nothing good looking around  :biggrin:
George
Title: Re: flat bar conversion
Post by: fj11.5 on February 09, 2013, 08:45:52 PM
even easier, just convert an fj, , a lot of the parts on effie are xjr, 
Title: Re: flat bar conversion
Post by: FJ111200 on February 10, 2013, 02:47:01 AM
Quote from: fj11.5 on February 09, 2013, 08:45:52 PM
even easier, just convert an fj, , a lot of the parts on effie are xjr, 

That's what i thought but not really the case.
I had FJ's for years, both 11's and 12's, and got a bit naffed with them and decided i wanted an XJR. So i thought easy, just convert the FJ. When i got into it i found many parts were totally different. The closest matches are the engines but evn then you've got to make changes to the main axle shaft and gearchange shaft to get a true XJR, the easiest bit is changing the clutch push rod, just pushes straight in.
Mine runs with all FJ1100 electrics, though the wiring loom has been added to to get the length on the wires.
I'm running the 3CV carbs as standard. Forks are 43mm instead of 41. Wheels are wider, swingarm twinshock, sprocket cover wider, tank different and won't fit an FJ frame.
Movenon said about the XS11 frame. The tank on that black XS i've posted doesn't really fit, it's held on by the seat with rubber bits attatched to the cross bars to grip the tank and hold it.
There's probably parts i've forgotten about.
But if i was really keen i would import one, or start with importing a frame and then modify the FJ engine and slowly look for alternatives for forks, wheels and swingarm. There are obviously a lot of FJ parts like the electrics and carbs redily available over there.
Someone on the XJR forum from Canada says to import to Canada an XJR as to be over 15 years old and will cost about £600 to import and get the paperwork sorted.
It's a start either way.  Good luck.
Title: Re: flat bar conversion
Post by: fj11.5 on February 10, 2013, 03:21:56 AM
True about having to make most parts fit, , I've used the twin round xjr tail lights , mounted in the Fj tail piece as xjr unit is huge, , have a swing ARM that I will be fitting soonish, but as you said won't bolt straight up, needs mounts welded on for the shock supports , even then I'm yet to find out if it fits in the frame ,, have made the xjr oil cooler fit, just needed the Fj brackets moved to suit , fits snuggly inside the fairing with the 2 outer alloy covers removed
Title: Re: flat bar conversion
Post by: Motorheaddad on December 20, 2013, 08:21:48 AM
HI, looks like the topic went off in another direction. You can get lost in these posts! Anyway, Owl (or anyone that knows the answer) what year top triple did you use. I want to do this mod on my 84 (with 92 forks). I did some googling (and by googling I mean searched google-get your mind out of the gutter) and couldn't find any info. So if anyone could help me out that would be great. Thanks in advance.
Title: Re: flat bar conversion
Post by: FJ111200 on December 20, 2013, 08:56:34 AM
I used the ones Owl used, which are 2010 XJ-6.
Title: Re: flat bar conversion
Post by: jscgdunn on December 20, 2013, 01:21:32 PM
You can use the top triple from a late model FZ6. 

http://www.ebay.ca/itm/2009-Yamaha-FZ6-R-Top-Triple-Tree-Clamp-/380786399937?pt=Motorcycles_Parts_Accessories&hash=item58a8a35ac1&vxp=mtr (http://www.ebay.ca/itm/2009-Yamaha-FZ6-R-Top-Triple-Tree-Clamp-/380786399937?pt=Motorcycles_Parts_Accessories&hash=item58a8a35ac1&vxp=mtr)

I actually have one if you are interested...I am Bragg Creek, Alberta.

Jeff
Title: Re: flat bar conversion
Post by: jscgdunn on December 21, 2013, 08:53:22 AM
Quote from: jscgdunn on December 20, 2013, 01:21:32 PM
You can use the top triple from a late model FZ6. 

http://www.ebay.ca/itm/2009-Yamaha-FZ6-R-Top-Triple-Tree-Clamp-/380786399937?pt=Motorcycles_Parts_Accessories&hash=item58a8a35ac1&vxp=mtr (http://www.ebay.ca/itm/2009-Yamaha-FZ6-R-Top-Triple-Tree-Clamp-/380786399937?pt=Motorcycles_Parts_Accessories&hash=item58a8a35ac1&vxp=mtr)

I actually have one if you are interested...I am Bragg Creek, Alberta.

Jeff

Sorry...better correct this.  The offset is the same but the FZ6 has 43mm forks. I had the setup mocked up in a vice...FJ lower triple, FZ6 top triple and FJ fork tubes.  Everything fit together nice except the top triple was a bit loose.  Now that being said.....I think you could bore out the FJ bottom triple to 43 mm and use FZ6 forks/wheel/brakes...has anyone done this?

Jeff

Jeff
Title: Re: flat bar conversion
Post by: Harvy on December 21, 2013, 05:43:38 PM
You can bore the bottom and top FJ triple to 43mm no problem........I did exactly that when converting to FZ1 forks........ handle bars too!

Harvy
Title: Re: flat bar conversion
Post by: Motorheaddad on December 22, 2013, 09:45:03 AM
Ok, don't really want to bore my yokes or do a fork swap at this time. I just wanted to know what years XJ600 I can use for a flat bar conversion. I found a 94 upper and lower triple/yoke. Will that work? The price is perfect and want to jump on it. Thanks in advance.
Title: Re: flat bar conversion
Post by: sam95 on March 12, 2014, 07:03:19 PM
Quote from: Motorheaddad on December 22, 2013, 09:45:03 AM
Ok, don't really want to bore my yokes or do a fork swap at this time. I just wanted to know what years XJ600 I can use for a flat bar conversion. I found a 94 upper and lower triple/yoke. Will that work? The price is perfect and want to jump on it. Thanks in advance.

Hello,

Did you make handlebar conversion with XJ600 diversion 1994 upper triple yoke ? Or is it only the new XJ6 upper triple yoke which works without modifications ?
Title: Re: flat bar conversion
Post by: aviationfred on March 12, 2014, 09:00:12 PM
http://www.ebay.de/itm/Superbike-Lenker-Umbau-Kit-YAMAHA-FJ-1100-FJ-1200-/260708982283?pt=DE_Motorradteile&hash=item3cb3775e0b (http://www.ebay.de/itm/Superbike-Lenker-Umbau-Kit-YAMAHA-FJ-1100-FJ-1200-/260708982283?pt=DE_Motorradteile&hash=item3cb3775e0b)


(http://i119.photobucket.com/albums/o145/aviationfred/_57_zpsc980a375.jpg) (http://s119.photobucket.com/user/aviationfred/media/_57_zpsc980a375.jpg.html)

Fred
Title: Re: flat bar conversion
Post by: sam95 on March 12, 2014, 10:45:11 PM
I know those solutions, but I am looking for something less expensive if possible.
Title: Re: flat bar conversion
Post by: Motorheaddad on March 19, 2014, 08:18:17 AM
No, I just ended up drilling my top yoke and installed risers. That will work for now till I find something a bit "cleaner". It doesn't look bad but it doesn't look good either.
Title: Re: flat bar conversion
Post by: sam95 on March 19, 2014, 10:10:13 AM
Can you post a photo of what it looks like ?
Title: Re: flat bar conversion
Post by: scotiafj on May 08, 2016, 03:40:01 PM
Quote from: movenon on February 08, 2013, 09:32:34 AM
They look real good :)  Ummmm off to e bay :)

(http://fjowners.com/gallery/4/2358_08_02_13_5_49_34.jpeg)

Thats the top yoke Im using on my fj 12.thought it would be a straight fit but I'll need to use a spacer or some thick washers below it as it nips up the steering when the centre nut is tightened up and makes it hard to turn the bars ..did you get that problem too ??