DESCRIPTION 1) Fits SB Chevy 265 283 305 327 350 383 400 Using A Long Water Pump 2) Diameter: 6 9/16" 3) Tall: 2 3/4" 4) Bolt Pattern: 2 3/4" 5) Center Hole: 1 1/8" 6) Package: Including all items in the picture. Note: Professional Installation is Highly Recommended.
