This Eagle 3/16" blower key way option is a precision crankshaft accessory used where a keyed blower drive is required. Offered as a drop‑ship item, the key way provides the mechanical interface needed to locate blower components accurately on compatible crankshafts. It’s intended for engine builds that specify a 3/16" keyway for supercharger or blower drive installations.
Eagle 3/16in Blower Key Way Option (Drop Ship Only)