Description: 100% Brand new, never been used Professional Installation Highly Recommended (No Instructions Included) 2 Grooves Long Water Pump Pulley Pulley Diameter is 6 9/16" Pulley is 3" Tall Bolt Pattern is 2 1/8" Center hole is 5/8" Belt Type: V-Belt Double Groove Machined From Billet Aluminium These Feature deep grooves to prevent belt from slipping Fitment: Fit any SB Chevy Engine when using a LONG water pump (SB Chevy 265 283 305 327 350 383 400 V8 Engines) 3 Grooves Long Water Pump Pulley .
