Preparation of engine cooling and / or air conditioning system for motor vehicles with elements polypropylene fiber Compounds

A process for producing a radiator member, characterized in that it comprises providing a homopolymer and / or block polymer of polypropylene; the grafting of a bonding agent to the propylene polymer; dispersing glass fibers in the grafted polymer to obtain a compound; and includes the injection molding of the compound to obtain the engine cooling element.