20317-B 10" Competition converter TH350/TH400 Designed for high torque, high performance, Pro street applications. Billet steel turbine hubs, 3 sets of HD thrust bearings, furnace brazed blades, balanced and pressure tested. 350 engines 3,500-3,700 stall 455 engines 3,800-4,000 stall I bought this off a guy who had about 30-40 1/8 mile runs on it. Looks brand new. My friend has run this same convertor in his 3800 Skylark for the last 15 years and it works great. $350 Shipped, CONUS I had this in the EBAY section by mistake and someone over there has some interest. He'll get first dibs.