Astro 20 C10 23 C10 Suburban 21 C20 25 C20 Suburban 24 C30 27 C50 16 C60 19 C70 17 Camaro 26 Caprice 25 Cavalier 13 Celebrity 12 Chevette 9 Citation 7 Citation II 7 Corvette 39 El Camino 28 G10 23 G20 23 G30 24 Impala 27 K10 24 K10 Suburban 22 K20 25 K20 Suburban 25 K30 28 K5 Blazer 20 Kodiak 2 Monte Carlo 20 Nova 17 P20 18 P30 21 S10 18 S10 Blazer 17 School Bus Chassis 16 Spectrum 9 Sprint 12 W7 Tiltmaster 6