Reduction sleeve to reduce the 24 mm CP carburetor of your Piaggio Vespa moto scooter to 22 mm.
By reducing the intake cross-section, the flow velocity is changed, which results in a noticeable improvement in the response behavior in the lower speed range and makes tuning easier over the entire speed range.
| Total length | 16 mm |
| Manufacturer | Bollag Motos |
| Mounting type | inserted |
| Material | Adhesive |
| Color | white |
| Ø inside | 22 mm, 21 mm |
| Ø External connection | 25.9 mm |
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