MODEL COVERAGE & IDENTIFICATION
| APPLICATION/MODEL | BODY CODE | ENGINE (1) | ENGINE ID | FUEL SYSTEM | IGNITION SYSTEM |
| Cherokee | XJ | 2.5L (HX) | E | TBI | Magnetic |
| Cherokee | XJ | 4.OL (XM) | L | PFI | Magnetic |
| Comanche | MJ | 2.5L (HX) | E | TBI | Magnetic |
| Comanche | MJ | 4.0L (MX) | L | PFI | Magnetic |
| Grand Wagoneer | SJ | 5.9L (NX) | 7 | 2-Bbl | Magnetic |
| Wagoneer | XJ | 4.0L (MX) | L | PFI | Magnetic |
| Wrangler | YJ | 2.5L (HX) | E | TBI | Magnetic |
| Wrangler | YJ | 4.2L (CX) | T | 2-Bbl | Magnetic |
| (1) Fourth & Fifth digits of engine code on block identify engine. See ENGINE CODE LOCATION in this article. |
| (1) | Fourth & Fifth digits of engine code on block identify engine. See ENGINE CODE LOCATION in this article. |
1990 BODY, ENGINE, FUEL SYSTEM & IGNITION SYSTEM APPLICATIONS