Prom ID 1985-1992 TPI equipped engines
1991 305 (5.0L) "F" body Camaro-Firebird-Trans Am
| Prom BCC | Prom Code | Scan ID | Trans | Gear Ratio | Emissions | Body |
| ASHN | 2500 | 0521 | 5 sp man | N/A | N/A | F |
| AXXB | 3063 | 3061 | Auto | N/A | N/A | F |
| AXXC | 3067 | 3071 | 5 sp man | N/A | N/A | F |
| AXXD | 3072 | 3081 | 5 sp man | N/A | N/A | F |
| AXXF | 3076 | 3091 | Auto | N/A | N/A | F |
| AXYB | 3157 | 3261 | 5 sp man | N/A | N/A | F |
| AXYC | 3160 | 3271 | 5 sp man | N/A | N/A | F |
| ANJJ | 9508 | 5201 | 5 sp man | N/A | N/A | F |
| AWFU | 5509 | 5271 | Auto | N/A | N/A | F |
| AWFW | 5514 | 5281 | 5 sp man | N/A | N/A | F |
| AWFX | 5518 | 5291 | 5 sp man | N/A | N/A | F |
| AWFY | 5523 | 5301 | Auto | N/A | N/A | F |
| AWFZ | 5504 | 5311 | 5 sp man | N/A | N/A | F |
| ATNW | 5661 | 5561 | 5 sp man | N/A | N/A | F |
| ATNX | 5668 | 5571 | 5 sp man | N/A | N/A | F |
| ATNY | 5672 | 5581 | Auto | N/A | N/A | F |
| AWLS | 6208 | 5981 | 5 sp man | N/A | N/A | F |
| AWLT | 6212 | 5991 | Auto | N/A | N/A | F |
| ARZC | 9171 | 8271 | Auto | N/A | N/A | F |
| ARZF | 9176 | 8291 | 5 sp man | N/A | N/A | F |
| ARZM | 9180 | 8341 | 5 sp man | N/A | N/A | F |
| ARZU | 9184 | 8421 | Auto | N/A | N/A | F |
1991 350 (5.7L) "F" body Camaro-Firebird-Trans Am "Y" body Corvette
| Prom BCC | Prom Code | Scan ID | Trans | Gear Ratio | Emissions | Body |
| AUJP | 1350 | 0571 | Auto | N/A | N/A | F |
| ANJF | 4307 | 5181 | Auto | N/A | N/A | F |
| ARYU | 0706 | 8201 | 6 sp man | N/A | N/A | Y |
| ARYW | 0710 | 8211 | Auto | N/A | N/A | Y |
| ARYX | 0714 | 8221 | Auto | 2.59 | N/A | Y |
| ARYY | 0718 | 8231 | Auto | 2.73 | N/A | Y |
| AXCN | 9806 | 9811 | 6 sp man | N/A | N/A | Y |
| AXCP | 9814 | 9821 | Auto | 3.07 | N/A | Y |
| AXCR | 9819 | 9831 | Auto | 2.59 | N/A | Y |
| AXCS | 9826 | 9841 | Auto | 2.73 | N/A | Y |
1985 1986 1987 1988 1989 1990 1992 (HOME)