Xtreme 4x4", X4250H: Cam & Lifters
- Lifter Type: Hydraulic Lifter
- Engine Family: Ford 351W 8 cyl. 1969-1995
- Description:Hydraulic-Excellent torque and throttle response, good 4x4 low end power.
- Cam Family:Xtreme 4 x 4" Hydraulic Flat Tappet Camshafts
- RPM Range:
- Valve Timing:1000 to 5000
- Lobe Separation: 111°
- Valve Lash:Hyd.Intake/Hyd.Exhaust
- Duration:250 Intake/258Exhaust
- Duration @ .050" Lift:206Intake/214Exhaust
- Valve Lift:0.448Intake/0.483Exhaust
- Lobe Lift:0.289Intake/0.303Exhaust
Vehicle Fitments:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1981 - 1993 | Ford | Bronco | Custom |
| 1985 - 1995 | Ford | Bronco | Eddie Bauer |
| 1981 | Ford | Bronco | Ranger XLT |
| 1990 - 1995 | Ford | Bronco | XL |
| 1982 - 1983 | Ford | Bronco | XLS |
| 1984 - 1995 | Ford | Bronco | XLT |
| 1982 - 1993 | Ford | Bronco | XLT Lariat |
| 1992 | Ford | Bronco | XLT Nite |
| 1995 | Ford | Bronco | XLT Sport |
| 1981 | Ford | F-100 | Ranger XLT, Custom, Ranger, Ranger Lariat |
| 1983 - 1986 | Ford | F-150 | Base |
| 1981 - 1992 | Ford | F-150 | Custom |
| 1995 | Ford | F-150 | Eddie Bauer, Special |
| 1993 - 1995 | Ford | F-150 | Lightning |
| 1981 - 1989 | Ford | F-150 | Ranger |
| 1981 | Ford | F-150 | Ranger XLT, Ranger Lariat |
| 1982 - 1995 | Ford | F-150 | XL |
| 1982 - 1983 | Ford | F-150 | XLS |
| 1983 - 1995 | Ford | F-150 | XLT |
| 1982 - 1992 | Ford | F-150 | XLT Lariat |
| 1981 - 1994 | Ford | F-250 | Custom, Ranger |
| 1981 | Ford | F-250 | Ranger Lariat, Ranger XLT |
| 1995 | Ford | F-250 | Special, Eddie Bauer |
| 1982 - 1995 | Ford | F-250 | XL |
| 1982 - 1983 | Ford | F-250 | XLS |
| 1982 - 1992 | Ford | F-250 | XLT Lariat |
| 1983 - 1995 | Ford | F-250 | XLT, Base |
| 1981 - 1994 | Ford | F-350 | Base |
| 1981 - 1992 | Ford | F-350 | Custom |
| 1981 | Ford | F-350 | Ranger Lariat, Ranger XLT, Ranger |
| 1995 | Ford | F-350 | Special, Eddie Bauer |
| 1982 - 1995 | Ford | F-350 | XL |
| 1982 - 1983 | Ford | F-350 | XLS |
| 1983 - 1995 | Ford | F-350 | XLT |
| 1982 - 1992 | Ford | F-350 | XLT Lariat |