S58 CNC Cylinder Head Stud Conversion Carrera Available in matched and balanced

Available in matched and balanced sets of 12

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Upgrade your BMW S54 engine with Ferrea Valves for greater strength

At this point

S58 CNC Cylinder Head Stud Conversion Carrera Available in matched and balancedCNC Cylinder Head Stud Conversion If youre building a S58 engine thats going to see 1200HP+, the way your head studs are set up is critical. We CNC machine cylinder heads to properly convert them for larger head studs, making sure everything is aligned, consistent, and accurately positioned. This isnt a quick drill job or a close enough fitment. Its done on a CNC machine so the geometry is exactly where it needs to be every time. Some shops will