These carburetor insulators do an important job, keeping the carburetor cool, and reducing vibration transmitted from the cylinder head. These items do lose their structural properties over time, through heat, pressure and vibration. So avoid 'petrol fizz, and keep your CB450 running nicely by fitting a new pair. For other items you may require, why not check out our online 'parts list' fiche, you will be surprised at how many items you may have overlooked!
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