ACCEL 8348K Billet Black Distributor Cap and Rotor Kit Creates an impenetrable barrier to arc through and crossfire Specially designed to fit all 52 Series Street Billet Distributors Black male HEI style clamp down distributor caps guard against high temperatures and surges of spark current Includes a cap matching stylized balance rotor stylized coil dust cover and spark plug boot retaining ring Comes with highly conductive corrosion resistant brass inserts and stainless steel rotor springs