New Standard clutch switch.  This is the plastic switch that attaches to the clutch pedal that controls the starter only when the clutch pedal is engaged.  THIS DOES NOT INCLUDE THE CLIP THAT HOLDS IT TO THE PEDAL ASSEMBLY.  Fits the following:

87-02 Camaro (all models w/ manual transmission)
87-02 Firebird/Trans Am (all models w/ manual transmission)
97-03 Corvette (all models w/ manual transmission)