Comp Cams CB High Energy Rocker Arm Single Turbo Do I need fasteners or

Do I need fasteners or hardware to mount this

Cleaner than the cluster dot style

Will this fit if I've already modified my rear bumper or added aftermarket trim

or wagon variants

factory-inspired look

Comp Cams CB High Energy Rocker Arm Single Turbo Do I need fasteners orHigh Energy Steel Rocker Arms These COMP Cams High EnergyT Steel Stud Mount Rocker Arms designed for 1965 87 Chevy 396 454 applications feature a 7 16" stud diameter and 1. 7 ratio. High EnergyT Rockers help eliminate the noise and slop associated with older worn and high mileage stock rocker arms. With a long slot for higher than stock lift camshafts, these rocker arms are an excellent replacement choice for engine rebuilds using either stock or High