This motor and transmission were removed from a wrecked Firebird in the early 90s. Casting number 481988 day code A201 which is January 20, 1971. Vin on the front pad is 165743 XX. The motor turns over and is not seized. It has aluminum big block Edelbrock Performer RPM heads and an offenhauser 360 intake manifold with 2 Holley 8007 carburetors. Edelbrock casting on heads is 6056. All of these cars, motors and transmissions have been stored in this storage warehouse in Miami since the 80s and early 90s.