Number stamped on pulley is 480508 XR. Works only on 1970 Firebird Trans Am with A/C. This item is sold individually only. Fits 1970 Firebird Trans Am / 350 400 454 Motors. Lower Crank Pulley. About The Parts Place The Parts Place Inc. has been serving the muscle car industry since 1990, taking care of the past and present to preserve the future.
