The legendary X303 cam developed by Ford Performance for the 5.0L Fox-body Mustang. This cam provides a noticeable power improvement and lumpy idle while maintaining good driveability with a manual transmission. Works well with carburetors or mass air fuel injection.
Excellent Low And Mid-Range Torque,
Top-End HP, Manual Trans. Recommended, 3500-6200 RPM RangeFeatures
- Cam Style:
- Hydraulic roller tappet
- Basic Operating RPM Range:
- 2,200-6,200
- Intake Duration at .050 inch Lift:
- 224
- Exhaust Duration at .050 inch Lift:
- 224
- Duration at .050 inch Lift:
- 224 int./224 exh.
- Advertised Intake Duration:
- 286
- Advertised Exhaust Duration:
- 286
- Advertised Duration:
- 286 int./286 exh.
- Intake Valve Lift with Factory Rocker Arm Ratio:
- 0.542 in.
- Exhaust Valve Lift with Factory Rocker Arm Ratio:
- 0.542 in.
- Valve Lift with Factory Rocker Arm Ratio:
- 0.542 int./0.542 exh.
- Lobe Separation (degrees):
- 112
- Computer-Controlled Compatible:
- Yes
- Valve Springs Required:
- Yes
- Grind Number:
- M-6250-X303
- Camshaft Manufacturers Description:
- Top-End HP, Manual Trans. Recommended, 3500-6200 RPM Range
- Quantity:
- Sold individually.
- Notes:
- Will not work with Speed Density applications. A modified computer chip may be required.
- Make:
- Ford
- Engine Family:
- Ford small block Windsor
- Engine Sizes:
- 4.7L/289-5.8L/351
- Years:
- 1963-2001
