BBC 548 Callies 4.25 crank GRP aluminum rods 1.094 Hemi pins, and buttons Dart Heads titanium valves PAC springs Titanium retainers Isky .904 EZ roll bushed lifters .165 wall Push Rods shaft rockers Titan Oil Pump #850 18 gallon waterman Fuel pump Milodon gear drive Dmpe little field high helix 1471 JBR carbon, fiber,hat Sister Motor made 2150 hp @ 7200rpm & 1720 pound, feet of torque @ 5000rpm...