These solid brass chrome hold down bolts are just the thing if you are into period old skool speed equipment. They suit aftermarket Holden grey motor alloy rocker covers. These rocker cover bolts are hand molded sand cast brass that are machined, drilled, tapped then hand polished. They are chromed plated just like the original. Be sure to check out the rest of the Aussiespeed ® range of early Holden speed and dress up equipment with items like dual cast iron finned exhaust headers,aluminum rocker covers, aluminum sideplate and down draft Stromburg air cleaners.