ARP Cam Bolt, 12mm x 1.5 Thread, 4.6L, 5.4L, 2 or 4 Valve, each 256-1001

Required for Comp Cams on your 2v/4v. End your camshaft timing worries! High-quality ARP cam bolts have increased preload clamping force to ensure positive timing gear register. Their increased material strength overcomes valvetrain harmonics and stress. These cam bolts have a reduced head size that makes installation and removal easier. They are available in 170,000 psi high performance kits and 190,000 psi Pro series kits.