Speedway cam works well in the higher RPM range, needs good valve train
Crow Cams Ford 6 X-flow 250 4.1L Speedway 231/231
AU$304.00Price
- Part No: 14672
Rev Range: 3000-6200
Intake Duration @ .050": 231
Exhaust Duration @ .050": 231
Intake Valve Lift: .550
Exhaust Valve Lift: .550
Lobe L/C: 108