Crankandstein, Advancing the Craft
A 12quot; mill pulley and a quot; motor pulley gets a 1725 rpm motor down around 200 rpm on the mill. 1/4 hp should do it for the homebrewing mills, 1/2 hp works for the 320D and 320G mills, and 3/4 hp to 1 hp for the 328D and 328G. Ebay has some good deals on motors. Grainger has a good selection of pulleys. The 12quot; x 1/2quot; bore 3x938, quot; x 1/2quot; bore 3x892, quot; x 5/8quot; is 3x893. These fit vbelts