I I TS02 031 RPO DEFINITIONS I I 4 I X88 CONVERSION CHEVROLET ZR9 SYCLONE PERFORMANCE PACKAGE A 270 OLDSMOBILE BRAVADA Z70 I V I J Z88 GMC TRUCK 527 BAJA PACKAGE V V T 1992 GENERAL MOTORS SERVICE PARTS OPERATIONS LT TRUCK 53S I 2 000 GROUP A 2 10 I 1 92