Manley BB Chevy Head Bolts (1 Head) 727001 3" Diameter and 6" in

3" Diameter and 6" in total length

10 x 4-1/2 in Oval Body

Heavy Duty Bushing System also Cycle Tested

GMC and Cadillac Accessories are the only accessories backed by GM

Manley BB Chevy Head Bolts (1 Head) 727001 3" Diameter and 6" inProduct Description: Cylinder Head Bolt Kit 1 2 in Bolt Hex Head Steel Natural Big Block Chevy 1 Head Manley Performance high performance and racing engine parts have been powering winners since 1966. Since our inception in March 1966, Manley Performance Products has been at the forefront of the high performance automotive industry. Founded by gearhead Hank Manley shortly after his graduation from Brown University, our journey began with a deep