Description
V-Belt Crankshaft Pulley for Ford 390, 427 & 428 FE Engine - 3 Grooves.Made in the USA from 6061-T6 Billet Aluminum and Backed By CVF Racing's Industry Leading Lifetime Warranty!.Underdrive Ratio Increases Horsepower by 10 - 20 HP.Engines without casted V-Groove in dampener; 3 Bolt Pattern on Crankshaft Pulley.Give your engine the strong American Made Pulleys that it deserves!