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The extra counterweights increase stiffness by 25% and reduce harmonics
We are looking to pair this F2 ProCharger system with a hydraulic-roller verison of the long block used for our 555ci
615" Exhaust Valves
Features: Runner length and the tapered cross–section designed to perform well for a wide range of engine configurations
The two most popular add-ons we sell are transmission kits and Holley Digital Dashes
4L80E Full Race Transmission (4x4), Manual Shift with Trans-Brake, 1,500 hp Rated Complete Kit:Yes The extra counterweights increase stiffnessThis 1,500 hp rated custom Hughes Performance 4L80E for 4x4's is an Extreme Duty Street Strip transmission with full manual shift and trans brake. It comes standard with a forward shift pattern (P R N 4 3 2 1). An optional upgraded valve body is available for a reverse shift pattern. Features and upgrades include: Billet steel input shaft Billet steel intermediate shaft Forged steel forward clutch hub Custom direct drum with Pro Mod 36 element sprag