GM PRODUCTION OPT IONS RPO FY LY USE DIV MODEL DIVISIONAL RPO DESCRIPTION LO6 89 92 ENGINE 4 5L V8 DIGITAL FUEL INJECTION LO7 83 85 ENGINE 2 2L DIESEL L4 L08 82 83 ENGINE 2 5L L4 L09 82 86 ENGINE 2 5L L4 LR1 82 85 ENGINE 9L L4 LR2 82 85 ENGINE 2 8L V6 LR6 88 89 ENCINE 4 5L V8 DIGITAL FUEL INJECTION LR8 82 91 ENGINE 2 5L L4 LR9 82 84 ENGINE 2 0L L4 LST 89 91 ENGINE 3 9L DIESEL 4 CYL CUMMINS LS2 85 86 ENGINE 4 3L DIESEL V6 LS3 87 91 ENGINE 1 0L L3 TURBO LS5 89 91 ENGINE 1 6L L4 LS9 77 86 ENGINE 35O C I D V8 LT2 87 92 ENGINE 2 0L L4 LT3 87 90 ENGINE 2 OL L4 TURBO LT6 82 84 ENGINE 4 3L DIESEL V6 LT7 82 85 ENGINE 4 3L DIESEL V6 LT8 82 87 ENGINE 4 1L V8 LT9 80 89 ENGINE 350 C I D V8 GASOLINE LT9 83 86 ENGINE 35O C I D V8 PROPANE LU5 82 82 ENGINE 5 OL V8 LU5 83 83 ENGINE 5 OL V8 LV2 80 90 ENGINE 307 C I D V8 LV2 83 84 ENGINE 307 C I D V8 HI OUTPUT HURST LV8 82 82 ENGINE 260 C I D V8 LWO 88 91 ENGINE 1 6L L4 DUAL OVERHEAD CAM LW9 80 83 ENGINE 2 5L L4 LY9 85 85 ENGINE 1 OL L3 LY9 86 88 ENGINE 1 0L L3 LO1 89 91 ENGINE 1 6L L4 DUAL OVERHEAD CAM LO2 76 87 GENERATOR 11O AMPERE LO3 88 92 ENGINE 5 0L V8 T 8 I L05 87 92 ENGINE 5 7L V8 DIGITAL FUEL INJECTION L05 87 92 1 B ENGINE 5 7L V8 DIGITAL FUEL INJECTION L17 82 86 ENGINE 1 6L L4 L19 87 92 ENGINE 7 4L V8 T 8 I L25 77 90 ENGINE 292 C I D L6 L39 79 82 ENGINE 267 C I D V8 L44 85 88 ENGINE 2 8L V6 HI OUTPUT L46 82 82 ENGINE 1 8L L4 L54 86 86 ENGINE 4 3L DIESEL V6 L61 80 84 ENGINE 368 C I D V8 L62 80 84 ENGINE 368 C I D V8 L68 85 91 ENGINE 2 5L L4 5HORT BLOCK L69 83 83 ENGINE 5 OL V8 HI OUTPUT L69 84 88 ENGINE 5 0L V8 HI OUTPUT L73 88 91 ENGINE 1 6L L4 L83 82 84 ENGINE 5 7L V8 L98 85 91 ENGINE 5 7L V8 M F I MB1 84 91 TRANSMIS5ION MANUAL 5 SPEED BORG WARNER MB4 82 87 TRANSMISSION MANUAL 5 SPEED BORG WARNER MB6 82 84 TRANSMISSION MANUAL 5 SPEED BORG WARNER MCO 88 88 TRANSMI5SION MANUAL 4 SPEED GETRAG MC1 76 83 TRANSMISSION HEAVY DUTY MANUAL 3 SPEED TREMAC MC4 86 87 TRANSMISSION MANUAL 5 SPEED BORG WARNER MC5 85 85 TRANSMISSION MANUAL 5 SPEED MC9 85 87 TRANSMISSION MANUAL 4 SPEED BORG WARNER MD2 76 92 TRANSMISSION AUTOMATIC 3 SPEED THM180C MD5 86 86 TRANSMIS5ION MANUAL 5 SPEED MUNCIE MD8 76 92 TRANSMISSION AUTOMATIC 4 SPEED THM7OOR4 MD9 76 93 TRANSMISSION AUTOMATIC 3 SPEED THM125C ME2 85 85 TRANSMIS5ION MANUAL 5 SPEED ME9 82 93 TRANSMISSION AUTOMATIC 4 SPEED THM440 T4 ME2 87 87 TRANSMISSION MANUAL 5 SPEED BORG WARNER MF4 84 86 TRANSFER CASE NP 205 1 96 LOW RANGE MG1 87 90 TRANSMISSION MANUAL 5 SPEED MUNCIE MG2 86 93 TRANSMISSION MANUAL 5 SPEED MUNCIE MG3 86 86 TRANSMI5SION MANUAL 5 SPEED MG4 89 91 TRANSMISSION MANUAL 5 5PEED ISUZU MG5 88 93 TRANSMISSION MANUAL 5 SPEED GETRAG MH2 86 86 TRANSMIS5ION MANUAL 5 SPEED 1990 GENERAL MOTORS SERVICE PARTS O PERAT ONS PONTIAC 22W REV 6 90 RPO 21