| Part | dr1303 |
| Catalog Name | NIEHOFF |
| Part Type Name | Electronic Spark Control Module |
| Total Number of Vehicles | 146 |
| BUICK | 92-93 | ROADMASTER | 5.7-7 |
| CADILLAC | 91-92 | BROUGHAM | 5.7-7 |
| CADILLAC | 90 | FLEETWOOD BROUGHAM(RWD) | 5.7-7 (4BBL) |
| CHEVROLET | 90-92 | BLAZER 4x4 (FULL SIZE) | 5.7K |
| 87-88 | CAMARO | 5.7-8 | |
| 89 | CAMARO IROC-Z | 5.7-8 | |
| 92-93 | CAPRICE | 5.7-7 | |
| 87-89 | CORVETTE | 5.7-8 | |
| CHEVY/GMC | 88-92 | C/K 1500 | 5.7K |
| CHEVY/GMC | 88-95 | C/K 2500/3500 | 5.7K |
| 91 | R/V 3500 | 5.7K | |
| 92 | SUBURBAN C/K 1500 | 5.7K | |
| 92-95 | SUBURBAN C/K 2500 | 5.7K | |
| 91 | SUBURBAN R/V1500 | 5.7K | |
| 91-92 | VAN G10/20/30 | 5.7K | |
| GMC | 90-91 | JIMMY | 5.7K |
| 91 | R3500 1 TON 4x2 | 5.7K | |
| 91 | V3500 | 5.7K | |
| 92-95 | SUBURBAN C/K 2500 | 5.7K | |
| 92 | SUBURBAN K1500 | 5.7K | |
| 91 | SUBURBAN R/V 1500 | 5.7K | |
| 91-92 | VAN G1500/2500/3500 | 5.7K | |
| PONTIAC | 89 | FIREBIRD/TRANS AM | 5.7-8 |