Author Topic: Handlebar sizes for 500  (Read 1477 times)

Offline McCabe-Thiele (Ted)

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Handlebar sizes for 500
« on: January 30, 2023, 05:25:19 PM »
I'm currently assembling the front of the bike & want to fit the bars to make it easier to move the bike on & off the stand.

I know my bar switches were not UK types as the wires were external not in the bars though there are some holes in the bars.
Looking at the measurement between the centre of the bar clamp bolts its 10 cm wide between the clamp posts - the bars have the serrations for where they clamp - gap is about 8.3 cms.
This means the serrations will not fit central to the clamp so am guessing the bars are originally for a different bike to the 500.

Are there  bars of the correct size around still any pointers as to the best ones to fit please?
DS do a replica YAM O01 / FBDAA-323-620P no sight of any wiring holes on their site pics priced @ £42.00

« Last Edit: January 30, 2023, 05:53:00 PM by McCabe-Thiele (Ted) »
Honda CB500 K1 (new pit dug out ready)
Honda CB400 four super sport (first money pit)
Link to my full restoration http://www.sohc.co.uk/index.php/topic,23291.0.html

Offline Oddjob

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Re: Handlebar sizes for 500
« Reply #1 on: January 30, 2023, 06:58:48 PM »
The 500 switchgear wires go through the bars. Take some pics of the switchgear and the bars themselves. If at all possible see if you can find original 500/550F bars, not 550K3 bars. I'll measure the top yoke and bars serrations on mine and see what they are.
Kids in a the back seat cause accidents.
Accidents in the back seat cause kids.

Offline Sesman

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Re: Handlebar sizes for 500
« Reply #2 on: January 30, 2023, 07:12:23 PM »
Hi Ted.

My clamps  are 100mm between centres and 80mm between serrations. But mine are 550F2. Not sure if that’s important.
« Last Edit: January 30, 2023, 08:17:11 PM by Sesman »

Offline Seabeowner

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Re: Handlebar sizes for 500
« Reply #3 on: January 30, 2023, 07:16:23 PM »
A few years ago I was looking for bars for a 500. Noticed DSS sell bars for the 550F with the holes (FDBAA-390-620P). Rang them and asked them to get out one of those and one that they sell for the 500 (that has no holes). Asked him to compare the profiles and tell me the difference and he said next to nothing as far as he could see. So fitted the 550F bars to the 500 and wired through the bars.
Phil
1971  CB500K0  Candy Jade Green or Candy Gold
1973  CB500K1  Candy Ruby Red
1975  CB550F1   Shiny Orange
1978  CB550K     Excel Black

Offline McCabe-Thiele (Ted)

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Re: Handlebar sizes for 500
« Reply #4 on: January 30, 2023, 07:27:09 PM »
It's also a little close to the curve of the bars.

If I place one side of the bars so the serrations sit in the middle the other side has as near as dam it no serration in the clamp!

Bar clamps by Macabe Thiele, on Flickr
« Last Edit: January 30, 2023, 07:48:25 PM by McCabe-Thiele (Ted) »
Honda CB500 K1 (new pit dug out ready)
Honda CB400 four super sport (first money pit)
Link to my full restoration http://www.sohc.co.uk/index.php/topic,23291.0.html

Offline McCabe-Thiele (Ted)

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Re: Handlebar sizes for 500
« Reply #5 on: January 30, 2023, 07:27:45 PM »
The 500 switchgear wires go through the bars. Take some pics of the switchgear and the bars themselves. If at all possible see if you can find original 500/550F bars, not 550K3 bars. I'll measure the top yoke and bars serrations on mine and see what they are.

Thanks Ken that would be handy.
Honda CB500 K1 (new pit dug out ready)
Honda CB400 four super sport (first money pit)
Link to my full restoration http://www.sohc.co.uk/index.php/topic,23291.0.html

Offline Oddjob

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Re: Handlebar sizes for 500
« Reply #6 on: January 30, 2023, 07:48:15 PM »
The serrations are 100mm wide from middle to middle, the holes in the top yoke are the same size, so the serrations should match the bolt holes exactly.

Check both the bars and the yokes to see which one is wrong.
Kids in a the back seat cause accidents.
Accidents in the back seat cause kids.

Offline McCabe-Thiele (Ted)

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Re: Handlebar sizes for 500
« Reply #7 on: January 30, 2023, 07:51:05 PM »
The serrations are 100mm wide from middle to middle, the holes in the top yoke are the same size, so the serrations should match the bolt holes exactly.

Check both the bars and the yokes to see which one is wrong.

I would say the bars are not made to fit this bike originally.
The yoke is fine the clamp unit with the pilot lights fits fine just not happy with the clamping situation.
Honda CB500 K1 (new pit dug out ready)
Honda CB400 four super sport (first money pit)
Link to my full restoration http://www.sohc.co.uk/index.php/topic,23291.0.html

Offline Oddjob

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Re: Handlebar sizes for 500
« Reply #8 on: January 30, 2023, 07:54:03 PM »
If DS are selling CB550F bars with the holes make sure they are UK bars not USA bars before ordering.
Kids in a the back seat cause accidents.
Accidents in the back seat cause kids.

Offline McCabe-Thiele (Ted)

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Re: Handlebar sizes for 500
« Reply #9 on: January 30, 2023, 08:11:19 PM »
If DS are selling CB550F bars with the holes make sure they are UK bars not USA bars before ordering.

When I put the original 500 part number in it comes up with the above part number for 53100-323-620.

Not sure if the DS part has holes as it's not visible on the three pics.
« Last Edit: January 30, 2023, 08:13:56 PM by McCabe-Thiele (Ted) »
Honda CB500 K1 (new pit dug out ready)
Honda CB400 four super sport (first money pit)
Link to my full restoration http://www.sohc.co.uk/index.php/topic,23291.0.html

Offline Sesman

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Re: Handlebar sizes for 500
« Reply #10 on: January 30, 2023, 08:20:50 PM »
Mine are UK 550 bars with holes are identical in measurement to Oddjobs. I’d wager you have the wrong bars.

Offline Oddjob

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Re: Handlebar sizes for 500
« Reply #11 on: January 30, 2023, 09:26:03 PM »
Kids in a the back seat cause accidents.
Accidents in the back seat cause kids.

Offline Sesman

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Re: Handlebar sizes for 500
« Reply #12 on: January 30, 2023, 10:08:00 PM »
Yes, they’re the ones I bought. Recommended.👍

Offline Sesman

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Re: Handlebar sizes for 500
« Reply #13 on: January 30, 2023, 10:09:36 PM »
Incidentally, buy genuine grips too as the pattern ones are 10mm too short!
« Last Edit: January 30, 2023, 10:25:44 PM by Sesman »

Offline McCabe-Thiele (Ted)

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Re: Handlebar sizes for 500
« Reply #14 on: January 30, 2023, 10:48:59 PM »
This is how they sit in the clamps. I can't show the left side with the serrations central as the right side sits on the curve of the bars pulling it back so as to speak.
Not sure how the 500 DS bars differ from the 550 ones I will check the bar diameter as well as the holes before I order anything.
I have the grips suggested by Ken for the 1100 I think it was - correction 1300. (amended)

bar fit by Macabe Thiele, on Flickr

« Last Edit: January 31, 2023, 01:14:11 AM by McCabe-Thiele (Ted) »
Honda CB500 K1 (new pit dug out ready)
Honda CB400 four super sport (first money pit)
Link to my full restoration http://www.sohc.co.uk/index.php/topic,23291.0.html

 

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