IndyCylinder Head needs no introduction to the Mopar ... Indy's 8-71 blower kits installed on the Holley Road Runner "ProjectM" that was already sporting a stout 500-inch Indy crate big-block.

Working in concert with the Eagle crank are a set of 6.760-inch Eagle H-beam rods using a standard Mopar-style big end and a big-block Chevy ... barrel "Six Pack," or supercharger configurations.

By then, cast crankshafts had replaced the earlier forged versions, although Mopar's big block engines remained carbureted long after many competitors had switched to fuel injection.