Description: Torque Converter Jackshaft Tool Kit:includes Jackshaft, Key, Sprocket, Nut Washers, Snap Ring Sprocket:10 tooth #40/41 and 12 tooth #35 Gear TAV 2 Type. Jackshaft:0.66" X 6.37" with step to 18mm,2-1/2" from end. Keyway:0.19"*3.06"Key, Nut Washers, Snap Ring. Package Includes: Jackshaft, Key, Sprocket, Nut Washers, Snap Ring