340 small block double groove crank crankshaft pulley

Small block crankshaft pulley...double groove...off 71 or 72 340 demon....outer diameter is 7-1/4 inner diameter about 6-1/4 or 6-3/8.....depth is 3-1/8 inches.....good condition just needs a blasting and paint or a trip through the parts washer... 20.00 + shipping