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Author Topic: Big Bore kits for Honda XBR500  (Read 1431 times)

Ledrider

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Big Bore kits for Honda XBR500
« on: March 14, 2012, 10:02:10 AM »
 Would like to see if ther are still big bore kits for the Honda XBR500?  I am restoring one and making it into a cafe racer and would like a bit more power. Ant help would be appreciated
Thanks
Lance
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SteveC#222

  • Posts: 1900
Re: Big Bore kits for Honda XBR500
« Reply #1 on: March 14, 2012, 06:11:16 PM »
Easiest way is to fit an XL600 barrel /piston.

http://www.thumperclub.com/smf/index.php?topic=3772.0

There are a couple of similar thread too.
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Growing old is inevitable, growing up is optional!

JOOLZ

  • Posts: 910
Re: Big Bore kits for Honda XBR500
« Reply #2 on: March 14, 2012, 06:45:40 PM »
Yes XL600R barrel and piston, very easy swap, I have just done it. Make sure the barrel has 589 stamped on the side as other xl600 barrels have a different bore and I think the height is different
« Last Edit: March 14, 2012, 06:54:27 PM by JOOLZ »
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tommy

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  • xbr500 xbr 650 nx 650 gsx1100
Re: Big Bore kits for Honda XBR500
« Reply #3 on: March 15, 2012, 12:26:18 AM »
hi ledrider welcome to thumper club....tommy
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tommy

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Re: Big Bore kits for Honda XBR500
« Reply #4 on: March 15, 2012, 12:28:32 AM »
hi joolz do you have to open up the crankcase to accept the xl barrel   ...tommy
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JOOLZ

  • Posts: 910
Re: Big Bore kits for Honda XBR500
« Reply #5 on: March 15, 2012, 11:06:48 AM »
I didnt have to on mine, 1987 model, but I have heard that very early XBR's you have to open the cases
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guest564

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Re: Big Bore kits for Honda XBR500
« Reply #6 on: March 17, 2012, 11:10:31 PM »
I had to open up the crankcase mouths on my 85.
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