1) Color: Chrome 2) Material: Steel 3) Pump Style: Saginaw 4) Pulley Style: V-Belt 5) Groove Quantity: 1 6) Pulley Attachment: Keyway 7) Keyway Bore: 5/8" 8) Outside Diameter: 5 3/4" 9) Fitment: Fits SBC BBC 350 454 Engine, For 1984 Pumps With Keyway And 5/8" Shaft. Replacement For Saginaw Style Pulley 1966-1976 Replacement For Estate Wagon 1972 Replacement For GS 1972 Replacement For LeSabre 1972 Replacement For Skylark 1970-1972 Replacement For Bel Air 1970-1974 Replacement For Biscayne 1970-1972 Replacement For Blazer Full Size 1973-1974 Replacement For Camaro 1969-1974 Replacement For Caprice 1971-1974 Replacement For Chevelle 1969-1973 Replacement For El Camino 1969-1974 Replacement For Impala 1970-1974 Replacement For Kingswood 1971-1972 Replacement For Laguna.