ARP Bellhousing Bolts, 12-point, 3/8-16 in. Thread, 8740 Chromoly, Black Oxide,
Under Head length is 1.375 in. Suitable for Chevrolet.
ARP High Performance Series flywheel bolts are far superior to OEM hardware. They're forged from aerospace alloy and heat-treated prior to thread rolling and machining.
They feature an exclusive, flat, 12-point head design and a larger-than-stock shank diameter, for increased strength and improved register.
