Crankshaft pulley off of an 87 camaro with the 2.8 liter engine and the serpentine belt drive pulley should also fit 87 88 89 90 91 92 camaro and firebird with the 2.8 or 3.1 engine item may also fit 87 88 89 90 91 92 93 s10 and blazer with the 2.8 engine item may also fit other models as well part number on pulley is 14100594-NR item looks to be in usable shape could used cleaned up a bit the hardware that is pictured is included item is sold as is no returns any questions feel free to ask thanks for looking and have a great day