The Edelbrock part #77619 Small Block Chevy Victor Jr. 215cc cylinder head is an affordable version that will still allow for maximum power when used in competition and ultra high-performance's street applications. This cylinder head has the potential of 530-580 hp out-of-the-box, for a cost effective, race-winning set-up. These cylinder heads feature angled spark plug holes and accept standard 23 Deg valvetrain hardware. The 77619 cylinder heads have a 70cc combustion chamber and come with springs for hydraulic roller camshafts.