| Year | Make | Model | Configuration | Positions | Application Notes |
|---|---|---|---|---|---|
| < 1 2 | |||||
| 1981 | American Motors | Spirit | L6 258 4.2L | 1/2 In.; PCV to Valve Cover | |
| 1981 | Jeep | Cherokee | L6 258 4.2L | 1/2 In.; PCV to Valve Cover | |
| 1981 | Jeep | CJ5 | L6 258 4.2L | 1/2 In.; PCV to Valve Cover | |
| 1981 | Jeep | CJ7 | L6 258 4.2L | 1/2 In.; PCV to Valve Cover | |
| 1981 | Jeep | J10 | L6 258 4.2L | 1/2 In.; PCV to Valve Cover | |
| 1981 | Jeep | Scrambler | L6 258 4.2L | 1/2 In.; PCV to Valve Cover | |
| 1981 | Jeep | Wagoneer | L6 258 4.2L | 1/2 In.; PCV to Valve Cover | |