Feature●Developed specifically for 37 and 38 Series distributors●Perfect fit for female distributor caps●Delivers unrestricted energy flow●Features corrosion resistant brass inserts and stainless steel rotor springs●Made of an innovative, space age plastic with high dielectric strength thats ideal for todays high energy ignitions●Fit type: Vehicle SpecificDescription Mallory Distributor Replacement Part. Rotor is constructed from an innovative plastic that combines the high dielectric strength required for todays high energy ignition system and high impact-resistant qualities to prevent damage.Corrosion-resistant inserts and rotor springs provide an unrestricted energy flow.