Fitment: fit any SB Chevy Engine when using a LONG water pump SB Chevy 265 283 305 327 350 383 400 V8 Engines Specification: 100% Brand new,never been used Pulley Diameter is 6 9/16" Pulley is 2 3/4" Tall Bolt Pattern is 2 3/4" Center hole is 1 1/8" Belt Type: V-Belt Double Grooves Machined From Billet Aluminium These Feature deep grooves to prevent belt from slipping Professional installation in highly recommended(No instruction included) Package Include: .
