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The larger bore reduces inlet vacuum restriction
weak pumps
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All mounting hardware and polished exhaust tips are included
application-tuned valving calibrated for the specific vehicle weight
ARP 132-4001 ARP Pro Series Cylinder Head Studs Custom Ground Camshaft Cores The larger bore reduces inletThe ARP 132 4001 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 51426 is configured for its specific application with attention to fitment requirements. ARP Pro Series
