Building a Twin Cam® powered bike from scratch? Use this handy harness to simplify wiring the engine. Includes plug-in factory style connectors for use with any ’99-’03 style ignition module and all the factory engine components and sensors including coil, map sensor, crank and cam position sensors, oil pressure switch and diagnostic data link port. Connection to your bike’s main harness is through an included 8-pin Deutsch-style connector. Includes wiring schematic and main-harness-side plug with wire ends.