Brand New Holley Sniper EFI HyperSpark Distributor with Black Billet Housing, Compatible with Chevy Small Block & Big Block (Part #565-300BK) HyperSpark distributors are plug and play with all Holley Sniper EFI systems, featuring a high-quality billet distributor housing, hall effect crank trigger sensor, and they come included with the foolproof patented clear installation cap. Features:* Hall Effect crank trigger sensor housing provides a noise-free RPM signal to the Sniper ECU. * Billet distributor housing provides corrosion resistance and stylish looks! * Patented Clear Installation cap eliminates any confusion while installing the distributor. * Easiest plug and play way to add timing control to a Sniper EFI Installation. * Distributor shutter wheel is pinned and welded to the shaft, for decades of reliable accuracy. * Includes Wire Retainer for a clean installation. * Comes with Cast Gear Installed - contact camshaft manufacturer for recommended gear material. * Designed to be used with Sniper EFI HyperSpark CD box P/N 556-151 and Ignition Coil 556-152 Specs:* Brand: Holley Sniper EFI * Color: Black * Emission Code: 3 * Material: Billet Aluminum * Product Type: Distributor