TF 6011 Pro HEI Chevy
This distrubitor has a unique ignition module and internal coil that is capable of running above 9,000 RPM while stock and other performance modules loose spark energy at about 5,500 RPM.
SBC Bronze Distributor Gears
0.491 diameter shaft (Chevy)
0.500 diameter shaft (Chevy, Most MSD) $ 25.00