Ready-to-Run HyperSpark Distributor, 351C,429,460 BBF, Cast Gear Built-in ignition coil driver, safely provides enough spark energy for applications up to 450 hp Shutter wheel design allows for a œtimed sequential" fueling strategy with Terminator X, HP, and Dominator ECU„s Cast aluminum distributor housing looks right at home in nearly every engine bay Comes with cast gear installed - contact camshaft manufacturer for recommended gear material 565-341S comes with steel gear for SBF applications with an aftermarket camshaft Precision shutter wheel provides the ECU a clean rpm signal via a single Hall Effect sensor, ensuring accurate timing even at high engine...