26129427 : CO adjustment screw for Volkswagen Golf 1 and Passat B2

This CO adjustment screw is designed for the Keihin carburettor fitted to the Volkswagen Golf 1 and Volkswagen Passat B2. It allows precise adjustment of the air-fuel mixture and restores engine operation to original specifications. As part of the restoration or maintenance of a classic vehicle, replacing this small component directly contributes to proper carburation and the reliability of the assembly. An essential new part to restore these classic Volkswagens to their original settings.