ARP 144-4201 ARP Pro Series Cylinder Head Studs American Force The valve is rated for

The valve is rated for use with gasoline

The unit accepts standard ring gear bolts and uses existing axle bearings and carrier shims for simplified setup

Bolts directly to aftermarket headers and cat-back systems

Screw-in ARP studs eliminate this failure mode and provide the rigidity needed for consistent rocker arm geometry at elevated RPM

COMP Cams grinds each camshaft from chilled iron or steel billet on computerized CNC cam grinding equipment

ARP 144-4201 ARP Pro Series Cylinder Head Studs American Force The valve is rated forThe ARP 144 4201 ARP Pro Series Cylinder Head Studs provides superior cylinder head clamping compared to factory TTY (torque to yield) fasteners. These head studs are manufactured from 8740 chromoly steel, heat treated to 190,000 200,000 psi tensile strength, with precision rolled threads for consistent clamp load across every installation. Part 58210 is configured for its specific application with attention to fitment requirements. ARP Pro Series