Part#AS0058B - AussieSpeed Black finish Finned Chevy Valve Cover. Old skool extra tall fins,These rocker covers fit 283 305 307 327 350 400 Small block Chev.these are sand cast valve covers & the inside of the cover is 95mm tall so it allows for roller rocker & stud girdle clearance.the cover is around 100mm or 4 inches tall on the out side + the fins covers have cast in breather vents & a wide gasket flange these covers can be painted,powder coated,blasted or polished. Polished Version Shown

Click on image to see fitted example