Product DescriptionThis is a brand new 6 groove CNC machined billet aluminum serpentine crankshaft pulley. This pulley fits 283-400 small block chevy with a short water pump. 6.6 inch diameter. 2.5 inches tall.
Pulleys may still have polishing compound and light oil covering them for storage to prevent rust. We recommend wiping the pulley with clean rag to remove excess oil and polishing compound before installing.