When bolt-ons aren't no longer appealing, you move onto the engine and that is exactly what they did with the 1992 Chevy Caprice by installing Edelbrock's Performer LT1 aluminum cylinder heads ...

Edelbrock's Magnum heads are configured for aftermarket roller rockers, with 3/8-inch studs that receive rocker arms designed to fit the common small-block Chevy application.

Nine-time NMRA Street Outlaw Champion John Urist remarks, "The Edelbrock SC1 heads have the strength of a billet head, but they're also easy to set up and machine. It's the best of both worlds.