THIS IS A USED ORIGINAL GM POWER STEERING PITMAN ARM FOR A 1967 1968 PONTIAC FIREBIRD WITH V8 ENGINE. CASTING # IS 9789158 BT. FITS THE LARGER POWER STEERING SHAFT AND WILL NOT FIT MANUAL STEERING GEAR BOX. THANKS FOR LOOKING AND CHECK OUT OUR EBAY STORE FOR OTHER GREAT DEALS!!!!!!!!!!!!!!!(3-B)