The M61_P1 Crank Input Harness is designed to connect the engine’s crankshaft position sensor to compatible Spitronics engine management systems. It delivers a clean and stable crank signal, which is essential for accurate engine speed detection, ignition timing, and overall engine synchronization.

Built using automotive-grade wiring and robust connectors, this harness is engineered to withstand high temperatures, vibration, and electrical noise commonly found in engine bay environments. Its plug-and-play configuration allows for straightforward installation, minimizes wiring complexity, and ensures consistent performance, making it suitable for both professional workshops and custom engine builds.