Mutha' Thumpr NSR 234/254 Hydraulic Roller Cams for Ford 4.6/5.4L Modular 3-VVery rough idle, biggest cam for stock heads. Great power above 4900 RPM. Compatible with stock valve springs, benefits from converter and gears, requires cam phaser upgrade and custom tuning.
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Very rough idle, biggest cam for stock heads. Great power above 4900 RPM. Compatible with stock valve springs, benefits from converter and gears, requires cam phaser upgrade and custom tuning.
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Mutha' Thumpr NSR 234/254 Hydraulic Roller Cams for Ford 4.6/5.4L Modular 3-V