1965-1968 Ford Mustang, Fastback, Coupe, Convertible, GT, GTA, Shelby GT350, Falcon, Fairlane, Ranchero, Mercury Cougar, XR7, XR7-G, Comet, Cyclone.    289 Crankshaft Pulley (1-Groove with 3-Bolt Pattern).    This is an ORIGINAL FORD PART.  Measures 6 1/8" Outer Diameter and approx 2 1/2" total Depth including flange.  3/8" belt groove.  The Pulley is in Great Original Condition.  No Real Rust. Has a Very Straight Belt Groove. No visible wear Anywhere. No Dents or Dings. No cracks or splits.  Overall, this is a Great Original 289 Crank Pulley.   Please email with any questions.                 051426-2          WE HAVE A STORE WITH THOUSANDS OF ORIGINAL and NOS FORD PARTS. CHECK IT OUT.