Honda cr 500

David_Darkes
Edited Date/Time 3/2/2018 2:13am
Does anyone have any info on how to or if i can get a 500cc engine into a 2002 cr250 frame.
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omalley
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omalley 3/1/2018 3:17pm
3/1/2018 3:17pm
If you’re talking CR500 engine, there’s conversion kits available but you’ll have to do some fab work and engineering. Most of the info is out there between here and a couple other boards.

Oh, and a couple folks will probably be along to tell you who NOT to use-or you could check in some of the other forums on here, say, near the bottom of the forum list...
lengyel395
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lengyel395 3/1/2018 8:04pm
3/1/2018 8:04pm
Run the steel frame with modern forks on it. Aluminum conversion vibrates like crap
Byron909
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Byron909 3/1/2018 10:49pm
3/1/2018 10:49pm Edited Date/Time 3/1/2018 10:50pm
Thats a good chassis to convert. Doesnt really do anything bad. My favorite aluminum honda frame for a swap.
Not much is needed, compared to others to get it all right.
The lower mount is right already. You need to move the wye up and make new front mounts.
The front silencer mount needs to go back a hair. No changes to airbox, although you should look into a beefier flange for the boot. Those leak.
If you want to buy a kit, look here
http://www.conversionparts500.com/#!/Chassis-02-07-CR250/c/5270710/offs…
Here is a old photo of one of my favorite 02-07 conversions of mine. Great bike


David_Darkes 3/1/2018 11:40pm
3/1/2018 11:40pm
Byron909 wrote:
Thats a good chassis to convert. Doesnt really do anything bad. My favorite aluminum honda frame for a swap. Not much is needed, compared to others...
Thats a good chassis to convert. Doesnt really do anything bad. My favorite aluminum honda frame for a swap.
Not much is needed, compared to others to get it all right.
The lower mount is right already. You need to move the wye up and make new front mounts.
The front silencer mount needs to go back a hair. No changes to airbox, although you should look into a beefier flange for the boot. Those leak.
If you want to buy a kit, look here
http://www.conversionparts500.com/#!/Chassis-02-07-CR250/c/5270710/offs…
Here is a old photo of one of my favorite 02-07 conversions of mine. Great bike


Thanks for the info. And that is one loveley machine.

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Loc
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Loc 3/2/2018 2:13am
3/2/2018 2:13am
just make a proper headstay and vibrations won't be an issue.

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