... cast with special heat treatment. Crankshaft for toyota as following, 4JA1,4JB1,4JB1T,4JG2,4BA1,4BC2,4BD1,4BE1,4BG1,4HF1,4ZB1 ... of automotive parts & accessories. The Main products: engine parts, (cylinder head, block, liner, gasket , piston ring, piston, engine bearing , crankshaft, camshaft, etc ...