Description: 100% Brand new,never been used This V-belt pulley kits make an ideal replacement as a standard ratio pulley kit for worn stock parts. Professional installation in highly recommended(No instruction included) Fitment: CHEVROLET SMALL BLOCK V8 GEN. I 4.3 L / 262 ci 4.3 L / 265 ci 4.4 L / 267 ci 4.6 L / 283 ci 4.9 L / 302 ci 5.0 L / 305 ci 5.0 L / 307 ci 5.4 L / 327 ci 5.7 L / 350 ci 6.6 L / 400 ci This kit ONLY works on SB Chevy Long Water Pump Application 1969 to Pre 1978. Will NOT work on A/C Applications. Very Important NOTE: .