Fiat 500 DFLR 126 anti-overheating AC fuel pump

AC pump Fiat 500DFLR Period Petrol.

Anti-overheating

The AC pump is operated by a rod controlled by the camshaft, it is used to give petrol at sufficient pressure to the carburettor, many have the defect of the hot engine, i.e. when the car switches off when it is hot it does not start anymore.

In fact mechanically inside it has quite delicate mechanical seals which at high temperatures do not pump the necessary.

the Valeo company has made a good internal insulation system and used state-of-the-art materials to avoid these problems and give better performance.