Clip Kit Window Front & Rear: 1964-67 GTO, Chevelle, Cutlass. El Camino, Skylark (20) use a "PVTOOL" as shown

use a "PVTOOL" as shown below to avoid damaging the proportioning valve

but it is not an exact fit at all & you may find your only using some of it but there is not another option outside of making one yourself etc

NOTE:  There is a change over year era in 84-85

CELEBRITY(7)1982-1986

These Standard Rear Caliper above are fully assembled (but you may need to reuse your existing counter weight - some come with or without it

Clip Kit Window Front & Rear: 1964-67 GTO, Chevelle, Cutlass. El Camino, Skylark (20) use a "PVTOOL" as shownFront & Rear Window molding clip kit for the COUPE Rear windows on 1964 67 GTO, Chevelle, Cutlass. El Camino, Skylark