CCM 604 sport starter clutch....

[Chalky.]

Does anyone have the foggiest where I can get the above item?

Thanks

[simonjb]

Look on online parts shops, ones where you can select your bike (if it's there) are ideal; if it's not on ebay. Or ring around your local garages see if they stock or order them

Edit: Is your model listed here? https://www.sparesccm.com/. They say call 'em if your part isn't listed.
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Current Bike: 2008 Yamaha YBR 125

[G]

Rotax egine?

You could try contacting rotax directly.