45mm Intake / 10

0 GPM flow range

and the high cylinder pressures of turbocharged engines

Inner Spring ID: 14

It is recommended to not use any additional sealant on the gasket

ARP Head Stud Kits, BMW Engines X4 45mm Intake / 10BMW ARP head studs are high strength fasteners designed to secure the engine's cylinder head to the engine block. These studs are typically made of high quality materials such ARP2000, L19, Inconel, and Custom Age 625+, which provide exceptional strength and durability. ARP head studs are commonly used in high performance, racing, and forced induction BMW engines where increased cylinder pressure and higher operating temperatures can put excessive