Info:Martin 48XL037 Solid Type DF-1 Stock Timing Pulley, 0.313 to 1.188 in Minimum Plain/Reborable Bore, 3.036 in OD, 48 Grooves, 3.056 in Dia Pitch, 0.563 in W Face
Info:Timken® 492A-20024 495 Bearing Cup, 5-1/4 in Dia Outside, 7/8 in W Cup, 1.1876 in W Bearing, 0.13 in Max House Fillet Radius, 5.08 in Frontface/4.72 in Backface Dia Max House Shoulder
Info:Martin Quadra-Flex® 4J 7/8 Bored-to-Size Type J Coupling Flange, 04 Coupling, 7/8 in Bore Dia, 2-3/8 in Length Through Bore, 1-5/8 in Hub Dia, Steel