1981 - 1988 NEW Monte Carlo SS El Camino Malibu Shadow Box Housing This new cluster blackout  will fit 1978-1988 Monte Carlo SS, Malibu and El Caminos with ROUND SPEEDOMETER. WILL ONLY FIT 78-80 CARS WITH ROUND GAUGES Will not fit cars 78-80 with sweeping type speedometer. Perfect for any restoration project.