arp cam retainer bolt, high performance, black oxide, m8 x 1.25, 20mm uhl, for chevrolet, 4.8, 5.3, 5.7, 6.0l, set of 4

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.