• Billet aluminum deep grip V-belt pulleys with black hardcoat finish to help with wear resistance maximizing performance at high race RPM’s maximizing belt contact for traction, reducing the risk of belt unseating
• Water pump pulley has an integrated 3rd groove to run an alternator belt
• All mounting hardware included
• Use with crate engine or small block Chevy equivalent
• Replacement V-belt (JRPV-7305)
**Jones suggests using this kit for a maximum RPM range of 6000-7000 RPM**