1) Brand new short water pump 2 groove pulley. 2) Polished aluminum. 3) Fits SBC Chevy 265 283 305 327 350 383 400 using a short water pump. 4) 6 5/8" Diameter of pulley. 5) 3" Tall. 6) 1 3/4" Bolt pattern. 7) 5/8" Center hole. 8) Package includes: As shown in our pictures. This Item Doesn't Come With Installation Guides. We Highly Recommend Professional Installation.
