Hooker BlackHeart Engine Mount BracketsHooker Blackheart engine swap mounts allow easy installation of the Gen III Hemi engine in your 1973 1976 Mopar A Body. These engine Mount assemblies are part of an engineered solution that works together with the transmission crossmember and headers to optimize the engine placement & component clearances along with ideal drivetrain U joint operation angles. The engine placement eliminates modifications to the firewall and the engine mounting brackets