This distributor HEI cap is designed for use with Chevrolet C20, C30, El Camino, Caprice, and K20 models with 8-cylinder engines produced between 1974 and 1990. It is a high-quality replacement part made by E-Tron and is surface finished to a new-like appearance. The distributor HEI cap comes with a 90-day warranty and is a direct replacement for the OE/OEM part number DR 450. It features contact type and fits perfectly with interchange part numbers 5D1058A, D559A, and 3D1045. Other part numbers included with the distributor HEI cap are KNC-060, DC-100, 1A3, DR450T, D336X, and 5D1058. Get this high-performance replacement part for your Chevy models, and enjoy a smooth and reliable ride.    Free Shipping too.....