The 1973–1974 Chevrolet C10 kicked off the iconic Square Body era—born tough, built versatile. Whether you're working with a small-block, big-block, or planning an LS or LT swap, Holley has the parts to turn your classic Chevy into a street cruiser, track beast, or show-stopping restomod.

Choose from a wide assortment of fasteners & hardware for most engine components - including block hardware, cam & crank keys, carburetor studs, head bolts, harmonic balancer bolts, header bolts, oil pan bolts, intake manifold bolts, rocker arm fasteners, starter bolts, valve cover bolts, and much more.