4.6L/5.4L SOHC MODULAR (2 Valve) - Low Lift Design Ford

RPM Range: 2000 to 6900+ on 4.6L, 5.4L will be lower. STAGE 4 Race grind. ECU mods and tuning required. Rough idle is common. RPM Range: 2250 to 7000+ on 4.6L, 5.4L will be lower. CUSTOM GROUND 4.6L/5.4L CAMS - Special order custom ground profiles available for an additional charge. Proprietary and confidential profiles also available. 233 ... ................
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